What changed in Factorio in 2019

Allowed mixing different particles to reflect the composition of entities in rubble.

Introduced a new optimized particle system to enhance special effects in the game.

Added an option for particles to spawn a 'tail' behind them, enhancing the explosive feel.

Created new specific explosions for enemies dying, still a work-in-progress.

Implemented 'damaged_trigger_effect' for entities to create customized effects when damaged.

Factorio reached 50,000 reviews on Steam, marking a significant milestone for the game.

Created specialized damaged effects with custom particles for every entity in the game.

Added distinct footstep sounds for different enemy types to enhance immersion.

Simplified inserter logic to improve performance by reducing unnecessary checks.

Implemented targeter driven events to reduce checks for various entities, improving performance.

Updated sounds for spitters' idles and deaths to provide clearer feedback.

Moved heat flow logic to a dedicated manager class, significantly improving update performance.

Introduced animations for tree leaves to enhance environmental immersion.

The first experiment in animated water has been introduced to enhance the environmental realism in Factorio.

Implemented a caching system for draw orders to improve performance when rendering animated water.

Setup for defining different tile effects has been established, currently limited to the water effect.

Particles have been reworked to improve performance by removing them as entities, reducing memory usage and update times.

The new system reduces the number of created entities by 10x and decreases max update time by approximately 40%.

Upcoming major version 0.18.0 will include mod-breaking changes accumulated from previous updates.

Version 0.17.79 has been released and marked stable, introducing new tooltips.

Fixed that the infinity pipe mode could sometimes reset when changing other infinity pipe settings.

Fixed market GUI showing empty price property in the tooltips when no price is set.

Fixed lights render quality slider in graphics settings missing tooltip.

Fixed market GUI not showing price in the tooltips of modifiers.

Fixed that electric energy interfaces didn't consume power correctly.

The Factorio team has announced that the 1.0 release date is set for September 25, 2020.

The Factorio team has updated their cover art.

Factorio is a silver sponsor at GDS 2019, with team members giving talks on visual style and technical graphics.

Factorio has added two new team members: Ian, a sound designer, and Allaizn, a graphics backend contributor.

You can get experimental releases by selecting the 'experimental' beta branch under Factorio's properties in Steam.

Fixed ghost tooltips not showing correct max energy consumption.

Show how module energy consumption is applied more clearly in the tooltips.

Fixed fluid name and amount not being shown when the tooltip is on the side.

When a team loses in PvP, all their characters will die.

Fixed that right clicking to add 1 item to assembling machines had no limit.

Fixed tooltips for tile creating items showing wrong title.

Fixed an issue with reading localised strings in Lua.

Fixed that 'corpses' and 'dying_explosion' wouldn't be created on the correct force.

Fixed that teleporting players/cars between surfaces would invalidate lua references to them.

Fixed spitters were not able to destroy trees and rocks.

Fixed several issues related to modded reactors set to use electric energy.

Fixed that creating infinity chests with logistic_mode set would ignore request filters.

Fixed statistics not counting items correctly on large intervals when a large number of items are produced/consumed.

Changed RollingStockPrototype::wheels to be optional.

Fixed that shift+click recipes in cheat mode wasn't able to handle recipes that included fluids but still only produced 1 item result.

Fixed PvP config import would always append the default item and equipment lists.

Fixed that LuaEntity::get_fuel_inventory() didn't work on burner pumps.

Fixed blueprint strings not saving empty values for some circuit network settings.

Technology GUI shows saved progress of partially-researched technologies.

Fixed a difference in map editor paused vs unpaused game ticking related to enabled/disabled train stops.

Fixed ammo turret tooltip not showing the damage bonus correctly.

Fixed that produce item per hour achievements could not be progressed.

Fixed Beacon ghost tooltip missing some information.

Fixed a crash when loading modded saves that had construction robots working on modded entities.

Fixed a crash with trains that had wheels.direction_count = 0.

Improvements made to terrain colors for better contrast and integration, including a more vibrant look.

Scripts provided for mod authors to adjust their mods to fit the new color palettes.

Dynamic color palette adjustments for night using LUTs for better visual experience.

General color correction applied to all sprites, enhancing brightness and color saturation.

Fixed tech tree quantity icon being shown incorrectly.

Fixed a crash when restarting the game after it failed to load modded fluidboxes.

Fixed tooltip not showing max consumption correctly when using modules.

Fixed pump tooltip not showing pumped amount when pumping from a fluid wagon.

Fixed an exploit related to upgrading ghosts while a robot is trying to work on them.

Fixed a bug in NPE where Compilatron would sometimes loop around smashing things.

Fixed target leading logic would cause turret to shoot outside of its range sometimes.

Fixed incorrect string for 'Fuel Pollution' in tooltip.

Fixed game crashing in NPE if it can't find anywhere to spawn a biter.

Fixed item tooltips not showing custom_description.

Energy consumption is no longer shown in the tooltip for void energy sources.

Fixed possibility of dying just before a cutscene in NPE, which would lead to a crash.

Fixed some item tooltips having incorrect title or description.

Show the products of a recipe more clearly when the product has a probability and/or an interval defined.

Fixed a crash when loading modded saves without the mod when you had entities marked to be upgraded to the now removed modded items but the entity is still valid.

Fixed using dark coal icon on dark speech bubble background.

Fixed battery equipment and accumulator tooltips showing wrong input flow limit when it's unlimited.

Fixed that hovering over a logistic request didn't highlight inventory items.

Determines if a product tooltip should be shown when hovering a recipe.

Item tooltips shown for each product in the recipe, if relevant.

Common properties added to categories.

Catalyst calculated from ingredients and products if not manually defined.

Construction robots can now batch build tiles, improving efficiency without significant performance loss.

Various bug fixes included in the release.

Common properties like electricity consumption are now grouped into categories for better context.

Recipe tooltips now show separate item tooltips for each product, improving clarity and usability.

Tooltips for power generating entities now provide clearer information and ratios, especially for nuclear setups.

Tooltips have been redesigned for better clarity and organization, including new styles and categorization of information.

Changed: Amount of copper-cable in Introduction scenario crash site.

Fixed a crash when reading LuaEntity::tree_stage_index_max in some cases.

Fixed a crash when reading storage_filter on infinity chests.

Fixed that Military science pack was sorted after Chemical science pack in the Lab GUI.

Fixed a crash that could happen when path_resolution_modifier was set to very low values.

Changed input_flow_limit and output_flow_limit so 0 means 0 instead of unlimited.

Extended transport belt sprites a little bit to avoid rendering glitches at some zoom levels.

Fixed bad quest GUI in NPE.

Added missing max_work_done_per_tick in map-settings.example.json.

Fixed that accumulator settings could not be copy-pasted.

Added LuaEntity::driver_is_gunner read/write.

Fixed low quality texture compression would create major artifacts on some sprites.

Fixed that generators could rotate and render incorrectly.

Changed: Increased minimum size of a resource deposit to 100 in the Introduction scenario.

Fixed a crash related to the map editor 'recipe locked' setting for assembling machines.

Upgraded enemy pathfinding system using a new algorithm to improve navigation around obstacles.

Highlighting Klonan's improved 13x9 Micro Factory design.

TOGoS announces resignation from official Factorio staff to pursue a new job.

Resolved another issue causing crashes related to biters.

Fixed entity selection could desync from mouse cursor when switching to cutscene controller in multiplayer.

Fixed a crash that would happen on loading certain saves made in previous versions.

Fixed that LuaEntity::last_user didn't support writing `nil`.

Fixed wrong damage bonus values in tooltips of combat robots and units in a different force.

Added optional 'unit_number' to on_post_entity_died event.

Fixed placement of scrollbars around textboxes.

Fixed that underground pipes with different length could sometimes connect one tile further.

Fixed migrating pre-0.17 maps with detached characters that had a grid armor in quick bar would corrupt game state.

Changed LuaStyle::padding, margin to also accept arrays of padding values.

Fixed that the --disable-migration-window command line option didn't always work.

Fixed a crash when using the /screenshot command.

Added new remnants for several entities, still work-in-progress and subject to further change.

Added interface option to adjust the number of shortcut bar rows that are visible on the screen.

Fixed that biters could get stuck during attacks.

Added optional flying robot prototype property 'max_speed'.

Added LuaEntityPrototype::call_for_help_radius, max_count_of_owned_units, max_friends_around_to_spawn, spawning_radius and spawning_spacing read.

Fixed that the on_gui_switch_state_changed event would fire twice in some cases.

Changed order of pipe connections to avoid previous cases of fluid mixing.

Fixed that biter pathfinding could cause unreasonably large save files.

Fixed that biters would attack in a single file due to their colliding with each other.

Fixed a crash related to teleporting biters during the ai-completed events.

Fixed that pumps had a drain when using a non-electric energy source.

Offshore pumps now set fluid filter automatically based on produced fluid.

Fixed that the game would still process mod dependencies for disabled mods.

Biters and Spitters will no longer collide with other biters/spitters.

Added support to teleport car entity types between surfaces.

Fixed that the cursor would appear in the wrong position after textbox alignment was changed by scripting.

Fixed that non-square crafting machines without fluid boxes didn't rotate correctly.

Fixed that personal roboports would function with literally no power.

Fixed that the game would freeze when trying to find automatic artillery targets with very high levels of artillery range.

Added migration to recalculate tile transitions when tile layer definition changes in tile prototype.

Fixed that biters could get overloaded by artillery and stop moving.

Excluding runtime fluid mixing check from assembler migration that caused some crashes when loading a save with mixing in it.

Fixed tile ghosts sometimes overlapped on edges which created visible lines.

Allowed setting filters with the ghost cursor.

Added light_renderer_search_distance_limit to utility constants.

Changed LuaEntity::color to also work for cars.

Fixed a bug in fluid system splitting.

Fixed that mod GUIs could show on top of the technology screen after loading a save.

Fixed landfill map color on old saves.

Fixed that the research screen would show a technology as 'available' when it was queued.

Fixed that artillery remote failure sounds could be duplicated in some cases.

Added LuaForce::research_enabled read.

Added ability to shift click a research in the technology screen to start that research.

Fixed crash when closing shortcut selection list while dragging.

New high-end PCs were assembled to improve performance and speed up running tests, consolidating server maintenance.

Showcasing a modded base video that highlights the game's modding capabilities and community creativity.

New machines set up to run tests automatically after each commit, allowing developers to focus on work without manual testing.

New storage shelves installed and servers organized to improve workspace efficiency.

The new i9-9980XE CPU reduced heavy test times to about 400 seconds, improving efficiency for developers.

Completion of the test suite in 'heavy mode' to benchmark performance and identify determinism issues.

Upgrading to G.SKILL 3600MHz RAM improved Ryzen CPU test times to 450 seconds, highlighting the importance of RAM speed.

The stable version 0.17.69 was released with no major issues reported.

Reflections on game design lessons learned from World of Warcraft to enhance player engagement.

Bug-fixes will be released within a short time-frame after stable releases to reduce extreme bug waves.

A new mixed cycle of development and bug-fixing is planned to improve efficiency and feedback.

Sync mods directly from in-game when joining servers, with a revamped mod browser.

New engine optimized for modern GPU features, allowing lower VRAM usage and high resolution at 60 FPS.

New shortcut keys for undoing actions, quick equipping, and copy/paste.

Fluid updates are parallelized and limited to single fluids per pipe section to prevent mixing.

Hand crafted map with simple goals and a separate tech tree for experimentation.

Major facelift for enemies, with revised attacks and balancing for spitters and worms.

Accessed in-game with the /editor command, includes cloning tools, multiple surface support, and time control.

First batch of GUI reworks to unify the look and feel of the game.

New landfill terrain now allows for 45° rotation, enhancing visual composition.

Released version 0.17.69, deemed more stable than previous versions.

Resolved multiple bugs related to the fluid mixing system through intensive testing.

Last blocking bugs resolved, reducing forum bug count to 16.

Remnants now retain the color of the destroyed entity using color masks.

A new overhaul mod called Industrial Revolution has been released, enhancing gameplay with new technology progression.

New remnants have been created to improve recognition of destroyed entities.

Train stop remnants split into two layers to maintain height illusion while allowing player movement.

Updated wall sprites to appear more like broken walls instead of random rubble.

Changed pipe_covers to be drawn with secondary sprite draw order 64 resp. -64 to prevent 'z-fighting' issues.

Fluid mixing does not crash the game anymore and is fixed the same way as on migration.

Pressing ESC while catching up to a multiplayer game will open the menu with most options disabled.

Fixed production statistics not calculating the totals correctly.

Fixed migration bug that doubles up to one sample worth of statistics when a save is loaded from before 0.17.44.

Fixed a crash when right clicking with the map editor tile area tool.

Fixed that on_built_entity wouldn't be fired for built blueprint entities.

Fixed some Lua tables would be incorrectly interpreted as Lua arrays.

Fixed that the lab GUI wouldn't update when the technology being researched changed.

Fixed blueprinted locomotives would preview as snapped to train stop.

Prevented playing Jesus and changing water into other fluids.

Fixed that the filter GUI tooltip would flicker when changing tabs.

Added 'area' to on_chunk_charted and on_sector_scanned events.

Added area to the LuaChunkIterator operator() return value.

Pressing ESC while catching up to a multiplayer game will disconnect instead of opening the menu.

Added a setting in the map editor surface editor to generate new chunks using lab tiles.

Added additional filtering to LuaGameScript::get_filtered_..._prototypes() functions.

Fixed improper action selection for UI actions for key bindings differentiated by modifiers only.

Fixed cloning ghost entities with rotation didn't work correctly.

Fixed items spilling on the ground when using fast entity transfer while robots are trying to insert into the player.

Fixed loader front patch and back patch were not sorted correctly when drawing.

Added LuaItemStack::get_blueprint_entity_count(), get_blueprint_entity_tags(), set_blueprint_entity_tags(), get_blueprint_entity_tag(), and set_blueprint_entity_tag().

Rearranged key-bindings in Control Settings to different categories. Improved and added more descriptions of key-bindings.

Fixed 'list-box' and 'drop-down' custom GUI elements would not update selected index when changing its items programmatically.

Different wall types will connect visually by default.

Added optional 'tags' to entities in blueprints and entity ghosts.

Pump was changed to not expand its bounding box when connected to pipe.

Added LuaEntity::tags read/write for entity ghosts.

Added optional 'tags' to script_raised_revive, on_built_entity and on_robot_built_entity events when reviving ghosts.

Rail signal that is to be reserved by circuit network doesn't allow train to go through even when the block is already occupied by the given train.

Fixed that the map editor 'instant blueprint building' would fail to place trains correctly.

Fixed assembler ghost fluid filters disappearing through loading.

Fixed that opening the technology GUI in the same tick as the entity tooltip being shown didn't work correctly.

Added LuaPlayer::toggle_map_editor().

Fixed crash when removing electric pole.

Added highlighting of the source entities when selecting areas to clone in the map editor.

Applied the cannon shadow to the artillery wagon, fixing some unintended highlights.

Changed the infinity chest so it can also spawn hidden items.

Added support to manipulate items on the stored character while in the map editor.

Fixed interaction of underground pipes with modded length.

Added 'position' to on_chunk_generated event.

Fixed event handler could try to register events twice in some cases.

Fixed a crash related to a modded assembler and fluid mixing.

Prevented rotation of a modded assembler with a blocked pipe connection that results in fluid mixing.

Fixed fluid mixing from creating an underground pipe by script into a blocked fluid system.

Fixed that storage tank entities ignored pipe_picture property in their fluid box definition.

Cliffs sections which are fully marked as indestructible can't be exploded.

Rail signal will change from reserved by circuit network state to closed state when train is manually placed into the block it guards.

Added an area tool to the map editor tile editor.

The script_destroyed_entity event is raised for map editor instant deconstruction.

Fixed train condition button indentation not being properly updated under special circumstances.

Fixed that train schedule waypoint was considered to be passed when train departed the related rail rather when it entered it.

An entity can't be teleported into a position where pipe connections would overlap.

Added on_force_friends_changed and on_force_cease_fire_changed events.

Fixed custom lua slider sometimes initializing with the marker in the wrong position.

Added infinity settings for automatically controlling items in the map editor.

Fixed wire connection distance sometimes being inconsistent.

Added a setting in the map editor to hide entity health bars.

Added optional random_variation_on_create to all simple entity prototypes.

Prevented a crash resulting from teleporting a pipe to a fluid system with blocked connection.

Fixed hand reserving a non-empty slot in some situations when player inventory auto-sorting is disabled.

Fixed a rotation of modded pump with regard to blocked pipe connections.

The camera will zoom to center instead of zooming to cursor in God controller, Ghost controller and Spectator controller.

Changed default value of LoaderPrototype::structure_render_layer from 'lower-object' to 'transport-belt-circuit-connector'.

Fixed fluid mixing from copy/pasting an infinite pipe next to a different fluid.

Fixed fluid mixing caused by fluid producing furnace.

Added LuaEntity::tick_of_last_attack and LuaEntity::tick_of_last_damage write.

Fixed train stop name in map not being positioned properly.

Team members are working on new campaign, pathfinder improvements, and particle optimizations.

Heat pipes now emit light based on heat intensity, enhancing visual clarity and readability.

Addressing critical bugs related to train signals before the next stable release.

Blocked underground pipe connections are always highlighted.

Fixed that an underground pipe ghost did not split fluid systems.

Added LuaEntityPrototype::terrain_friction_modifier read.

Fixed crash when using the close button while the client is saving the map for desync report.

A new map scenario called Nauvis Post Collapse has been developed and is ready for publishing.

Fixed that an underground pipe ghost did not split blocked connection.

Fixed a crash related to settings copy/paste of some modded assemblers.

Fixed that fluids in assembling machines and furnaces would get voided any time mods changed.

Fixed a case of disappearing fluid in a special fluid furnace configuration.

Fixed programmable speaker caused crash when using --disable-audio command line option.

Prevented construction of underground pipe that could crash the game due to blocked pipe connection.

The number of open bug reports has been reduced to 32, thanks to community contributions.

Version 0.17.66 has been released with a number of fixes, pending stability confirmation over the weekend.

Correctly highlighting blocked connections of modded underground pipes.

The number of crashes in version 0.17 is at an all-time low, indicating improved stability compared to 0.16.

Fixed 2 crashes related to custom-switch.

Fixed cloning of accumulators in the map editor not setting available energy correctly.

Programmable Speaker sounds now change volume accordingly as player moves.

Modded achievements and their progress are now stored even when the mods adding extra achievements are temporarily removed. Up to 5000 modded achievements are stored indefinitely.

Fixed that train could consider itself being parked in station when in fact being misaligned.

Rocket Silo sounds now change volume accordingly as player moves.

Fixed a desync related to cloning accumulators.

Fixed few layouting issues with scroll panes.

Fixed a crash or desync that could happen after assigning a build_base command to a single unit.

Fixed that biters could get stuck in narrow passages between water tiles.

Added CraftingMachinePrototype::match_animation_speed_to_activity.

Fixed that activating deconstruction planner/blueprint/blueprint tool from the shortcut by pressing the buttons didn't clear the cursor if it wasn't empty.

Fixed that infinite item based resources with yield of more than 100% didn't actually mine more.

Fixed that mining drill covering more than 1 infinite resource showed the mining speed as sum instead of average.

Fixed that members of unit groups could sometimes get far ahead of the group.

Added ability to clear a sprite or sprite-button by writing nil or empty string to LuaGuiElement::sprite.

Fixed that filling energy of entities in map editor didn't work for accumulators in electric network.

Fixed tightspot level 5 expecting old chemical science recipe.

Added LoaderPrototype::structure.back_patch and front_patch.

Fixed condition operator button visibility when dragging conditions in the train schedule GUI.

Fixed Transport belt madness inserter exploit.

Fixed a crash that could sometimes happen when fighting large groups of biters.

Significant efforts made to reduce remaining bug reports to only 36, focusing on non-critical issues.

Removed the ability to convert a table address into a string.

Fixed crash when loading a save containing modded crafting machines with fluid boxes, with mods disabled.

Added LuaEntity::upgrade_target read.

Fixed a special corner case of signal internal state consistency.

Fixed silo script error using generic on_event function.

Completion of high-resolution graphics is planned for the next stable version.

Fixed Infinity Chest GUI showing wrong label when modded as a storage chest.

Fixed turret range drawing not accounting for ammo range modifier in world and in map view.

Fixed a desync related to using multiple custom fluid indexes in a recipe.

Combinators can now be activated or deactivated through LuaEntity::active.

Fixed that the circuit and logistic network buttons in the train stop GUI were swapped.

Major overhaul of prototype documentation for mods, now using semantic mediawiki for better data management.

Fixed when target of combat robot changed force to an allied force, the combat robot wouldn't stop attacking it.

Introduction of a new campaign and mini-tutorials in future updates.

Range modifier and shooting speed modifier are now shown in ammo tooltip and ammo turret tooltip.

Fixed case of swapping left and right lane of underground belts.

Fixed some labels getting cut off in the statistics GUI, on some translations.

All new GUIs are set to be implemented in the upcoming stable version.

Prototype pages now display base classes for easy navigation and provide compact overviews of properties.

Added copy paste from assemblers to infinity chests, similar to requester chests.

Fixed desync related to marking and then un-marking combinators for deconstruction.

New overview page listing all 199 prototypes and their 1943 fields introduced.

Allow pressing ESC to cancel saving or downloading the map while desynced.

The final quest now requires players to destroy Biter spawners instead of completing a timed research.

An invisible, dynamic difficulty curve challenges both veterans and new players during the demo.

The demo now includes around 10 hours of additional content, recipes, and technologies.

The size of the final play area in the demo has been significantly increased.

A complete and unique tech tree for the demo has been introduced, featuring various technologies.

The tutorial components of the Introduction are now functioning well, ready for new players.

The old demo has been replaced with the Introduction Scenario, offering a wider range of Factorio concepts.

Item positions weren't preserved correctly.

Streamlined oil setup in the beginning.

Made a little bit easier.

GUI wouldn't show in some cases.

Sometimes got stuck when picking up from a non-backed-up underground belt.

Up/down keyboard navigation didn't work in some cases.

Didn't work to remove things.

Didn't work previously.

Laser Turrets, Lubricant, and Worker robots technologies now require Chemical science pack.

Keeps some of the refinery input/output slots unused for clarity on Advanced oil processing.

Changing sound settings didn't persist through game restart.

Changed requirement from Solid fuel.

Includes entity, item, equipment, mod setting, and achievement prototypes.

Changed requirement from heavy and Light oil.

Shadow would rotate in opposite direction to the turret.

Replaced Solid fuel with Sulfur in the Chemical science pack recipe to provide more useful outputs.

Introduced new systems for mod GUIs to manage last-known states and allow for more flexible positioning relative to base game GUIs.

Gated Worker robots behind the Chemical science pack to align with oil refining requirements.

Increased outputs for Basic oil processing to 45 Petroleum gas and Advanced oil processing to 25 Heavy oil.

Removed Light and Heavy oil from outputs to simplify the oil processing experience for new players.

Moved Rocket fuel behind Advanced oil processing and added Light oil to its recipe to encourage players to produce Solid fuel from Light oil.

Changed Flamethrower ammo recipe to use Crude oil instead of Petroleum gas.

Fixed Laser turret shooting speed research didn't increase damage of laser turret and Personal laser defense equipment.

Fixed that biters had difficulty pathfinding around crescent-shaped lakes.

Fixed that the 'not enough rails' error didn't work correctly in the map editor.

Added clear_and_focus_on_right_click to LuaGuiElement text-box.

Changed how beams are drawn to improve seamless tiling of beam segments.

Fixed a crash near the start of the NPE.

Fixed that switching to another window while dragging a widget (slider) with a tooltip didn't clear the tooltip.

Fixed pump would not disconnect from fluid wagon when rail besides pump was mined or destroyed.

Added 'Build with obstacle avoidance' into controls settings with CONTROL + Left mouse click as default.

Network message segment size can be configured in server-settings.json, for server providers with large enough upload bandwidth.

Fixed that rails would report bounding box sizes of zero when read through the LuaEntityPrototype API.

Added LuaGuiElement::switch_state, allow_none_state, left_label_caption, left_label_tooltip, right_label_caption, right_label_tooltip read/write.

It is possible to specify fluid product or ingredient with a fluidbox_index.

Fixed that probabilistic recipe result that is also a catalyst didn't put itself into consumed statistics when the probability check failed.

Fixed a crash related to fluid connection changes in mods.

Fixed that the mod info label in the technology tooltip didn't line wrap.

Fixed visual errors when dragging train schedule conditions.

Changed expensive variant of electronic circuit to require 8 copper cables instead of 10.

Solved that pressing ALT while walking right (D being pressed) stopped the character as it interfered with ALT + D.

Fixed an inconsistency between area selection and logistic network highlight.

Changed how beams apply damage; action is triggered when its owner triggers shooting.

Added LuaGuiElement::add_tab(), remove_tab(), and force_auto_center().

Fixed a crash related to fast-replacing modded generator entities without fluidboxes.

Added LuaGuiElement::get_slider_value_step(), get_slider_discrete_slider(), get_slider_discrete_values(), set_slider_value_step(), set_slider_discrete_slider(), set_slider_discrete_values().

Fixed that biters sometimes couldn't get past other biters.

Fixed that creating character corpses using player_index was off by 1.

Fixed a crash when building train stations when the backers.json file is empty.

Fixed that unit groups could get stuck at the end of their assigned path.

Added extra check to prevent infinite cycle in fast belt building.

Added LuaGuiElement type 'empty-widget', 'tabbed-pane', 'tab', and 'switch'.

Fixed a crash related to the rail planner.

Decreased base shooting speed of Laser turret and Personal laser defense equipment from 3 shots per second to 1.5 shots per second.

Fixed laser turrets were shooting beams that would last until target was destroyed even if it got out of range.

Fixed train would not stop exactly in the station preventing pumps to connect to fluid wagons when a mod was changing speed of breaking train.

User verification must be enabled for public multiplayer games. LAN games, direct-connect, and Steam still don't require user verification.

Changed the 'market' entity from entity-with-health to entity-with-owner.

Changed accumulator/wall/underground belt map color to be more contrast against certain tiles.

Fixed that extra fast (modded) splitters didn't work properly.

Reverted combat latency behavior to do latency hiding while in combat.

Fixed a desync related to changing forces in the map editor.

Fixed that migration scripts couldn't use 'require'.

Added LuaGuiElement::location, auto_center, drag_target, selected_tab_index, tabs read/write.

Fixed loaders would not wake up sometimes after picking up items from them manually.

Added on_gui_location_changed, on_gui_selected_tab_changed, and on_gui_switch_state_changed events.

Decreased base damage of Personal laser defense from 40 to 30.

Fixed connection preview of underground belt in blueprint in a specific case.

Fixed that entities could have their light rendered twice.

Fixed that space science pack technology did not have accumulators and solar panels in prerequisites.

Fixed that trains would try to path to train stops on different surfaces.

Fixed that locale settings didn't save when changed.

Changed fluid energy source prototypes to error when no consumption limits are set instead of logging a warning.

The server description field has been increased from 120 to 5000 characters and now loads immediately.

Inserters now pause for 1 tick after failing to pick up an item only if on top of a belt, preventing indefinite aiming issues.

Basic oil processing now only outputs petroleum gas, with a 25% increase in output to offset the removal of light and heavy oil.

Laser beams now properly glow in the dark, with improved tiling and rendering adjustments.

Laser turrets are now unlocked through the chemical science pack, along with worker robots.

The shooting speed upgrade now properly increases the firing rate of laser turrets and personal laser defense.

Fixed that multiple map settings prototypes could be defined.

Fixed yet another case of rails not merging blocks as expected.

Fixed that the game would freeze when using LuaLogisticNetwork::remove_item() if the item was only in the player's cursor.

Fixed high CRC time related to large amounts of electric networks in multiplayer games.

Fixed failing to join multiplayer games through --join-game-by-id would fail to show the error.

Fixed that electric energy interface stopped accumulators from working.

Added option to enable Steam Cloud Sync for blueprint library in Other Settings GUI.

Fixed that copy-paste for assembling machines would ignore fixed_recipe.

All rail bounding boxes are now hardcoded/not moddable to avoid unexpected collision/rail block merging behaviour.

Fixed that the blueprint library GUI sometimes wouldn't update until the mouse was moved.

Fixed occasional crash when dragging train wait conditions with brackets.

Removed label style want_ellipsis as it will be used automatically everywhere.

Fixed inserting items into underground belts with inserters could put items onto the belt leading into the underground belt.

Fixed logistics system tutorial after game script migration.

Fixed setting FireFlamePrototype::spread_delay_deviation to 0 or 1 would crash the game.

Removed the focusability of buttons, as we don't support it graphically.

Fixed that deconstructing tiles in the map editors instant-deconstruction mode didn't work.

Fixed rail signal internal consistency for some cases of rail cycle with one signal.

Enhanced stability in multiplayer gameplay and reduced rubber banding and teleporting during temporary connection issues.

Resolved a bug causing players to be disconnected during multiplayer sessions with over 200 players due to network packet saturation.

A new community event where players can collaborate across multiple servers to build a mega-factory and achieve a combined goal of 60,000 Science per minute.

Fixed that the bar of train wagon in blueprint was lost when the game was saved and loaded.

Better latency hiding when experiencing connection issues, reducing rubber-banding and character teleporting.

Fixed Compilatron speech bubble hologram effect causing screen flicker when 'Full color depth' graphics option was disabled.

Fixed that the sync-mods-with-save could in some cases leave mods enabled.

Fixed that electric-energy-interface and heat-interface entity types didn't export properly in blueprint string format.

Fixed that too long description of shortcut tool could make the selection frame too big and unclosable.

Fixed that inserter tooltips would list pollution despite inserters being unable to produce pollution.

Fixed that the wind sound would cut off abruptly when the technology screen was opened.

The message of '<X> is in the way' when building over the exact same entity with same direction and position as in cursor has been removed.

Fixed that migrating saves could in some cases mess up damage bonuses.

Latency hiding is no longer completely disabled when the character is shooting, improving combat smoothness in multiplayer.

Equipment with the 'manual' shape now renders backgrounds/outlines automatically like equipment with the 'full' shape.

Fixed that train built from blueprint could miss a connection occasionally due to rail building order.

Fixed multiplayer issue where a client and server would sometimes send a large amount of data, causing disconnects for players with slower connections.

Improved drawing of a wall preview in some special cases.

Players will repair and use components from a crashed spaceship as part of the introduction.

Introduced new graphics for the campaign crash site, featuring a design inspired by 60's/70's pulp Sci-Fi.

Reduced the time complexity of creating and destroying sprites, significantly improving performance metrics.

Crash occurred if it contained a blueprint transferred using the blueprint library.

Includes item_subgroup_prototypes, item_group_prototypes, and more.

Used linear interpolation for minification to reduce flickering effect on some zoom levels.

A crash occurred when queuing things to be crafted during the crafting finished event.

Replay button is now remembered after confirmation.

If the chest they're trying to put items into was blocked.

Wouldn't use all tile variations in some cases.

Resulted in very few biter attacks.

When rail is removed from reserved signal.

Related to two different stations connected to the same rail from different sides.

Related to large amounts of incredibly fast robots and storage chests.

Tooltip would still follow the cursor while in the menu.

A set of points can now be defined.

Could show damage modifiers from the wrong force.

API improved to automatically allocate a unique resource index for each patch_set_name.

The Lua API would allow the same non-infinite technology to be queued multiple times.

Incorrectly disabled the 'Update selected' button in some cases.

Even when raise_destroy was set to false.

Possible workaround for rendering glitches on some Sandy Bridge and Ivy Bridge GPUs.

Configuring blueprints and then directly exporting to a string didn't work correctly.

Could show multiple tooltips at once in some cases.

Fixed a crash related to pathfinding toward a moving target, such as when the player was fighting biters.

Added LuaGameScript::parse_map_exchange_string().

Fixed a crash when trying to check for mod updates with mods that have dependencies not on the mod portal.

Fixed rail signal to block binding that occurred in special cases.

Fixed that opening signal by circuit network could let train to go to a reserved/occupied block.

Fixed that it was possible to build a special rail crossing that didn't merge the blocks and allowed trains to cross without collisions.

Inserters are slightly faster when picking up from belts as they can now select an item and pick it up in the same tick.

Fixed a special case of assembler pipe connection bug.

Fixed shooting would refresh only the first beam if multiple beams were active.

Added LuaEntity::energy_generated_last_tick read.

Fixed that multiple modded inserters aiming for the same belt would compete for the same item.

Fixed that 'the hand' didn't work correctly in the Map Editor when the inventory was full.

Fixed most of the Map Editor GUI would still work when doing replays.

Fixed turret ranges would not render properly on some models of Apple computers with Intel integrated GPU.

Fixed that cloning rails with locomotive on top in the map editor made the copied rails not minable even when the locomotive was removed.

Fixed that cut ignored the not-minable and not-deconstructable flags in some cases.

Fixed another train pathfinding issue related to re-pathing while in chain signal sequence.

Added strict checks to prevent incompatible states in rail block reservations.

Blocks can now be reserved multiple times, improving train path planning.

Resolved issues with train block reservations that could lead to collisions and desyncs.

Addressed issue where rail signal disabled by circuit network didn't prevent train passing if it guards a reserved block.

Resolved issue where changing state of rail signal by circuit network didn't properly update parent circuit signals.

Resolved issue where tabbing could move to invisible or disabled widgets.

Ensured re-pathing respects the need for green exit based on manual change of target station.

Fixed issue where scrollpane consumed mouse wheel events even when not activated, blocking the parent scrollpane.

Addressed inconsistency when reserved signal was invalidated by building a rail that puts both sides into the same block.

Resolved issue where programmatically set locale didn't work.

Resolved an issue when drawing many inserters with circuit connectors.

Restricted usage of tab/shift-tab to move between textboxes as other objects didn't support it.

Improved performance by reducing UPS impact when a large number of biters try to pathfind.

Checking for mod updates would work correctly even if the mod author had uploaded a broken version previously.

Enhancements made to the process of manually building character corpses through the map editor.

Map settings would have no effect when starting a server with this command.

Sanity check added to prevent excessive RAM usage on large sizes.

Crafting machine lights wouldn't render correctly when partially off-screen.

Crashing occurred if set to another player's character.

Textures that are being streamed are now compressed to reduce RAM usage and increase rendering performance.

Minimap radar coverage preview would incorrectly show radars on different surfaces.

Maximum number of picture variations that will be loaded from item prototype definition is now limited to 16.

Tank acid resistance increased from 50% to 70% to improve survivability against acid attacks.

Fixed crash when dragging station while temporary stop being removed.

Fixed that it was possible to specify max_level of technology to be lower than level and crash the game by it.

The update mods GUI will now attempt to install new required dependencies.

Added optional snap_to_train_stop parameter to LuaGameScript::create_entity.

Possibly worked around the game extremely flickering on some computers when rendering scenes with lot of draw calls.

Added 'source_index' to on_forces_merged event.

Fixed that modded tiles in blueprints stored in the blueprint library wouldn't persist through mod enable/disable.

Beams now show up bright in the darkness, enhancing nighttime visibility.

Fixed that widget under the point of (0,0) got always hovered when mouse left the window.

Tanks no longer take damage when hitting rocks, improving gameplay consistency.

Fixed that 'signal-check', 'signal-info' and 'signal-dot' were in the 'virtual-signal-color' item subgroup.

Fixed a new case of inserters behaving differently when rotated.

Fixed that global programmable speaker volume depended on the zoom level.

Fixed that a fresh stack of wires was not added back to cursor when the cursor stack was depleted.

Added LuaEntity::selected_gun_index read/write for cars.

Added LuaGameScript::evaluate_expression(), which can be used to calculate the technology unit cost formula at any level.

Fixed that you could set some invalid signal combinations in combinators using lua.

Fixed Arithmetic Combinator sometimes outputting wrong number when setting a constant in the first field.

Added 'trigger-target-type' prototype type to define custom values for use in 'trigger_target_mask'.

Fixed a desync related to how Lua formatted negative zero.

Tank no longer takes damage from hitting rocks and increased tank acid resistance from 50% to 70%.

Fixed unexpected behaviour when it comes to dividing rail segments in some special cases.

Added LuaStyle::padding, margin write.

Fixed that quickbar pick item shortcut would sometimes select the wrong item when rotating quickbars in multiplayer.

Base damage of Defender capsules increased from 5 to 8 to enhance their effectiveness against medium biters.

Reverted the change to Defender capsules recipe to remove the need for flying robot frames, making them accessible earlier.

The Map Editor - resources - paint and spray options will show the non-infinite ore count next to the cursor.

Fixed that failed mod downloads would be incorrectly marked as successful.

Extended straight rail collision box, so there is not an empty space between individual rail entities.

A new 1x1 Consumer entity will be introduced that requires Inserters to fill.

Added 'trigger_target_mask' to entity prototype definition and triggers as more flexible system for filtering entities in triggers.

Fixed a crash related to changing biter forces.

Fixed that in certain translations, there would be a gap between the shortcut bar and alerts if the shortcut selector was open.

Fixed that modded choose-elem-buttons would behave strangely when locked.

Fixed that LuaForce::index was 1 larger than it was supposed to be.

LuaGameScript::forces can now be indexed with the name and the LuaForce::index.

Fixed that leaving the window while entity is selected didn't de-select the entity.

Defender robots no longer require flying robot frames in their recipe and their damage increased from 5 to 8.

Fixed that train stopped moving without a schedule.

Fixed a null pointer exception crash that occurred when Compilatron is boxed while building.

Laser turret and robot beams now render properly in the dark.

Fixed wording on the Lua Product documentation + fixed reading probability/amount_min/amount_max from Products.

Fixed that train entering block that is reserved more than once by it cancelled all the reservations and opened the block for other trains after leaving.

Added an option to filter by has-players in the browse games GUI.

Fixed an issue where 'station name' and 'player name' map toggles would seemingly randomly toggle on when turning on some options.

Disabled a check that prevented loading of some mods.

Fixed that the game would allow invalid heat-pipe connections that would end up crashing the game.

Added new higher resolution icons for resource ores with randomized variations when drawn on belts.

Added LuaEntity::ghost_unit_number read.

The Introduction scenario will serve as the new Demo version when 0.17 moves to stable.

Loaders have been removed to address contextual blindness and promote the use of Inserters for item movement.

Fixed that the candidate_spot_count argument to the spot-noise function was ignored.

Resolved an issue that caused the game to crash when passing a train signal while driving a train in manual mode.

Moved the train wait condition default times into utility-constants.

Added LuaProfiler::divide() to allow printing average duration.

Resolved a crash issue that occurred when saving speech bubbles that had been migrated from old saves.

Fixed spitter and worm acid splashes would deal continuous damage to closed gates and trains.

Possibly worked around 'Unknown D3D Error (0x8876017c)' preventing the game to start on some computers.

Defender robotics technology only has Military science pack technology as a pre-requisite.

Fixed floating point equality issue causing delays in item pickup for some inserter rotations. Inserters now move to new targets immediately after picking up items.

Fixed that nested CustomGuiStyle changes didn't work correctly.

Fixed that inserter would sometimes put items on the wrong side of the belt.

Fixed that it was possible to open the command console while inside the technology GUI.

Changed the go-to-mod buttons in the manage and update tabs of the Mods GUI to switch to the install tab if needed.

Fixed that it was not possible to build ghosts in normally visible area which is in fog of war in map view.

Changed LuaEntity::copy_settings() to also copy settings from ghosts.

Inserters are now generally faster and more consistent, though some situations may be slightly slower or consume more electricity.

Higher resolution resource icons are being created with randomized variations for a more natural appearance on belts.

Fixed a crash when removing modded recipes while hand-crafting those recipes.

Fixed that trying to join Steam networking enabled games with Steam networking disabled didn't work correctly.

Fixed statistics windows not showing the first few values (e.g. when an item is produced for the first time).

Added LuaEntity::auto_launch read/write.

Fixed that the game could freeze on exit on Linux after clicking a link.

Fixed that the supply mission finished game GUI was too small.

Fixed statistics windows showing strange totals in some situations.

Fixed that trains built part of a blueprint was snapping to train stop which could prevent some specific blueprints from being built.

Added LuaTransportLine::line_equals().

Added optional assembling machine gui_title_key property.

Fixed that auto-barreling opt-out didn't work if the fluid has icons defined.

Fixed that auto-barreling recipes would use the wrong fluid name if the fluid had a custom localised name defined.

Fixed that the entity damaged event original_damage value wouldn't be accurate if the entity had shields or resistances.

The resource frequency slider in the map generator settings has a smaller influence over the amount of ore in the starting area patches.

Fixed reintroduction of blueprint train building problems.

Fixed train circuit conditions not working properly sometimes when arriving at disabled station.

Fixed that some saves that contained multiple surfaces would cause the game to crash on load.

Fixed smoke for generators without animation.

Fixed that the control key would be ignored by Factorio on Linux if the 'Press Ctrl to highlight the pointer' option was enabled.

Added LuaGuiElement::vertical_centering read/write.

Using the NO_SCHEDULE train state more consistently (for train in automatic mode with empty schedule).

Fixed a performance problem related to the undo logic and large blueprints.

Fixed transparency of tables.

Fixed that cloning tiles in the map editor wouldn't always clone transitions correctly.

Fixed inserters behaving differently when rotated.

Changed belt immunity equipment to consume energy through 'energy_consumption' instead of 'energy_source.drain'.

Fixed that belt immunity equipment would drain energy in armor when not equipped.

Fixed that researching the appropriate technology would re-add shortcut buttons to the shortcut toolbar even if the player explicitly removed them earlier.

Inserters with stack bonus are now smarter when picking up items, and thus slightly faster.

Added LuaNamedNoiseExpression and LuaGameScript::named_noise_expressions read.

Fixed that the wrong entry could be highlighted in the electric network graph.

Fixed low readability tag color highlighting in textboxes.

Fixed icons inside blueprint book items not being scaled properly.

Added LuaEntity::tree_stage_index read/write.

Fixed that delimit-procedure noise expressions at the root of an expression tree would crash the compiler.

Cars and tanks now save the color of the passengers when they exit the vehicle.

Fixed a bug that caused the game to attempt creating 4 billion smoke effects, leading to crashes.

Fixed statistics graphs X axis labels showing wrong values for 250h and 1000h time frames.

Fixed robot energy consumption when using very high speed bonuses.

Re-implemented the train gate opening algorithm to improve performance from O(N^2) to O(N).

Fixed a crash when trying to build train ghosts not on rails.

Fixed Korean IME still did not work (Windows only).

Added LuaEntity::tree_stage_index_max and tree_color_index_max read.

Changed the auto_barrel recipe icon generation to account for fluids with an icon_size not set to 32, or fluids with an icons table.

Fixed that picking up an item from quickbar wouldn't reserve the slot with an inventory hand when the inventory was full.

Fixed that the technology GUI could freeze on certain technologies.

The argument to --generate-map-preview is treated as a directory only if it ends with a '/' or '\'.

Fixed a crash related to changing the logistic mode on an infinity-chest type entity through mods.

Fixed a false-positive changed message in the mods GUI under specific situations.

Added 'player_index' to the on_rocket_launch_ordered and on_rocket_launched events.

Added util.combine_icons(icons1, icons2, inputs) function to aid in combining icons tables.

Car/tank color keeps the color of the last user.

Fixed IME (Input Method Editors) did not work on Windows.

Fixed that assembler ghosts would carry over the unresearched blueprint bug from 0.17.38.

Fixed that GUI element size wasn't updated in inactive tabs when UI scale changed.

Added 'use_fuel_glow_color' property to reactor prototype.

Possibly handled fullscreen window being moved to screen of different size on Windows.

Mod names are no longer allowed to contain rich text.

Fixed bad icon in pollution statistics.

Fixed placement of oil and uranium patches back to that of 0.17.40.

Fixed a crash when using table_size() without any argument.

Fixed a crash when building combat robots after resetting the achievements in-game.

Fixed recipe window showing wrong item count or not enough ingredients in some situations.

Fixed car tooltip showing it's moving when it's not actually moving.

Fixed that reviving modded tile ghost entities could destroy other entities in some situations.

Fixed a crash when deleting the force of a car with an active logistic network through vehicle equipment grid.

Fixed car rotating in place when the speed is very low.

Fixed that rolling stock 'must be built on rails' error was not using the name of the rolling stock.

Fixed possible crash when rendering GUI element with dynamically loaded sprite.

Changed generate-map-preview command line parameter to need PATH instead of PNGFILE, the file name is now always the seed.

'Confirm Message' can no longer be bound to mouse input.

Fixed hand icon not disappearing when you grab a blueprint from chat.

Added map-gen-seed-max and generate-map-preview-random command line parameters.

Made 'apply_recipe_tint' be applied also to 'light' working visualization effects of crafting machines.

Fixed that migrated/removed fuel items could leave the game in an invalid state.

Fixed players getting a new player character when they connect after disconnecting, connecting and disconnecting again from a paused game.

Fixed that fluid wagons could not carry fluids with sub-zero temperatures.

Fixed that the rotation of blueprint was not saved to the blueprint library in some situations.

Fixed that products wouldn't allow amount_min of 0 for items.

Tweaked default graphics settings for better performance on computers with integrated GPUs or less than 6 GB of RAM.

Fixed that roboports with a request_to_open_door_timeout of 0 wouldn't work correctly.

Fixed crash related to clearing a blueprint book from the cursor.

Fixed that blueprint rotation was not saved for blueprint books in the blueprint library.

Fixed that the focus-search shortcut could be used to bring up the search field when it was disabled.

Added 'surface_index' to the on_post_entity_died event.

Fixed a PvP script error on configuration changed.

Fixed that game.reload_script() could break LuaRecipe/LuaPrototype references.

The team has reduced the number of active bug reports to 159, indicating ongoing efforts in bug fixing.

Fixed that some noise expression types used by some mods (literal map positions, offset-points, and distance-from-nearest-point) were unimplemented.

Added LuaEntityPrototype::item_slot_count read.

Added LuaEntity::get_stopped_train().

The chemical plant has been redesigned for better readability and modern aesthetics, featuring a large window to show moving liquids and a chimney that releases tinted smoke based on the chemical being processed.

Enhanced efficiency of noise program compilation and quality of error messages.

Items were put into character corpse instead.

Key-binding not working when bound to some mouse buttons.

Blocked by induced fluid mixing.

Related to circular rail networks.

Changed from middle to center alignment.

Special cases related to straight diagonal rail.

Related to backwards/forwards max speed.

Count values < 0.5 shown as 'no count'.

Textbox not losing focus when pressing ENTER.

When aimed close to the tank.

Added LuaTechnology::visible_when_disabled read/write.

Fixed that script rendering sprites loaded from files would disappear on save/load.

Temporary blueprints placed in the quickbar will now move to inventory instead of being destroyed when clearing the cursor.

Trains now avoid reserved blocks during pathfinding in chain signal sequences, preventing deadlocks.

Fixed rocket silos showing an unhelpful status in the tooltip.

Fixed cross-platform issues related to the Lua bit library.

Fixed PvP crash when importing old configs.

Fluid assembler ghosts now show correct pipe connections.

Incompatible mods are now separated from dependencies in the browse mods GUI.

Fixed PvP crash when loading save games before 'player' -> 'character' rename.

Fixed a crash when trying to build locomotives near water or edges of the map.

Fixed that target leading would not take into account any slowdown modifiers on units.

Fixed that the favorite button for servers wouldn't work correctly if the server was already selected.

Fixed a crash when trying to write auto trash filters with not-a-table.

Fixed that blueprint shortcuts in action bar would become available when destroyed if they originated from the blueprint library.

Fixed that technology tooltips could sometimes end up behind the technology screen.

Fixed possible fluid mixing from reviving fluid assembler ghost by higher version.

Fixed that only some parts of the current research info panel would open the technology tree when clicked.

Entity tooltips now correctly show negative emissions.

Fixed that using an upgrade planner on a blueprint wouldn't upgrade configured modules.

Fixed players getting a new character when connecting twice to a paused game.

Fixed that LuaForce::reset_technology_effects() wouldn't preserve things in the research queue.

Fixed crash when changing controller in multiplayer and changing selection at the same time.

Disabled areas of new map GUI are now set correctly on exchange string import.

Fixed some achievements not counting their requirements properly.

Changed fonts for Asian languages (Chinese, Japanese, Korean).

Fixed that ghosts could be built in fog of war.

Added 'tile_collision_mask' to 'create-entity' and 'create-fire' trigger effect definitions as faster alternative to full buildability check.

Changed worm and spitter acid attack so they do not create acid splashes on water.

Added 'check_buildability' to 'create-fire' trigger effect definition.

Fixed a stack overflow when merging large electric networks (149'000+ electric poles).

Added 'trigger_created_entity' to 'create-fire' and 'create-sticker' trigger effect definitions.

Added new specific remnants for various entities. (Work in progress)

Added 'item' to the on_built_entity event.

Fixed that power switch connections weren't restored by undo.

Fixed some achievements being given to players while the save game is loading, not respecting player online time.

Added optional 'radius' to LuaSurface 'find_xyz' functions.

Fixed dangling tooltip bug related to widget reorganization in map generator GUI and possibly other places.

Fixed that the shortcut bar selection list wasn't scrollable until the window was resized.

Fixed that the game would crash if it was closed when Sound Settings was opened.

AutoplaceSpecification::control is always included in property tree, even for non-peak-based autoplace specifications.

Fixed a save corruption problem when using LuaSurface::clone_area().

Fixed that sorting changes were moving the scrolled position in the browse game gui.

Fixed that the Mods GUI go-to-dependency buttons wouldn't work in some scenarios.

Fixed that the train time condition label wasn't properly set to squashable resulting in wrong layouting in certain languages.

Fixed PvP production score error when a mod or script adds another force during a round.

Fixed truncation of labels containing rich text.

Making disabling of features in map generator more clear by adding checkboxes for it.

IDXGIOutput::FindClosestMatchingMode returning an error is not treated as critical failure anymore.

Wagon door opening animation now chosen based on the drawing sprite of the wagon selected.

Fixed that worms and spitters didn't show attack parameters in description.

Fixed LuaTransportLine::output_line read for right-hand output lines of a lonely splitter.

Mod GUI root elements are now contained in scroll panes, allowing for scrolling when there is not enough space.

Fixed GUI window of an entity not updating when pasting settings to that entity.

Renamed the character entity type and name from 'player' to 'character' for consistency.

Fixed that ghost building mode works the same as ghost building (with shift) when it comes to rail building.

Added LuaEquipmentGrid::inhibit_movement_bonus read/write.

Renamed the technology personal-roboport-equipment-2 to personal-roboport-mk2-equipment for consistency.

Removed LuaStyle::title_top_padding, title_right_padding, title_bottom_padding and title_left_padding.

Added defines.inventory.editor_main, editor_guns, editor_ammo, editor_armor.

MapGenPresets' advanced_settings.difficulty_settings.research_queue_setting now works.

Added LuaEntity::time_to_live read/write for highlight box entities.

Improved handling of whitespace characters in technology count formula parsing.

Checking that only the l (or L) variable used in the technology formula on startup, to avoid errors later on.

Tweaked the algorithm that is putting trains on rails to work properly in junctions when constrained by the direction caused by blueprint/ghost train building.

Added LuaCircuitNetwork::connected_circuit_count read.

Fixed label text not updating correctly when cleared and had non-zero minimal width and height.

Added LuaEntity::toggle_equipment_movement_bonus().

Fixes to make tabbed pane work properly when it comes to squashing in different situations.

Fixed that upgrading entities would leave invalid module requests.

Fixed that changing map size didn't mark the map preset as modified.

Fixed PvP error when using DEFCON mode.

Fixed NPE error at startup that could occur when using mods.

Renamed the technology power-armor-2 to power-armor-mk2 for consistency.

Added 'manual_rail_building_reach_modifier' to the utility-constants.

Fixed that PvP and Wave defense starting base entities wouldn't spawn if a mod added a tile with a certain collision mask.

Fixed error in consistency check of ghost connections related to multiple connections to entities only in the undo queue.

Maximal length of station name increased to 1024 to allow wider usage of multiple tags.

Fixed train condition fulfilling indication for artillery wagon.

Limited the manual rail building distance to 3 times the normal building distance.

Added optional storage tank prototype property 'scale_info_icons'.

Fixed issue where making blueprints of locomotive ghosts wouldn't include the schedules.

Renamed defines.inventory.player_main, player_guns, player_ammo, player_armor, player_vehicle and player_trash to defines.inventory.character_main, character_guns, character_ammo, character_armor, character_vehicle and character_trash.

Added LuaEntity::allow_dispatching_robots read/write.

Resolved a specific desync caused by character inventory size changes while respawning.

Trains would not deploy robots when switched into automatic mode while waiting at a station.

Stress tests showed improvements with a maximum of 350 concurrent players without crashes.

Decreases CPU usage. Threading available on all operating systems. Simulation performance should remain unchanged.

Weekly stress tests planned to evaluate stability and performance of multiplayer.

New content including GUIs and graphics updates will be released after the stable version of 0.17.

Tweaks made to lessen the occurrence of 'Server not responding' messages during multiplayer games.