What changed in Black Mesa in 2015

Headcrabs now properly inherit momentum when shot off Zombies.

Crossbow's lowered sensitivity when zoomed in now works properly.

Marines and players now eject weapon brass when firing in multiplayer.

Marines no longer use grenade avoidance behaviors against Alien Grunts, improving combat behavior.

Marines and players now eject weapon brass when firing in multiplayer.

Headcrabs now properly inherit momentum when shot off Zombies.

Crossbow's lowered sensitivity when zoomed in now functions correctly.

Fixed prediction/lag compensation on the Crossbow for better responsiveness.

Resolved issue preventing the .357 Guard from firing.

Marines no longer use grenade avoidance behaviors against Alien Grunts, improving combat behavior.

Base multiplayer code completely rewritten for better performance and responsiveness.

Base multiplayer code completely rewritten for improved responsiveness and performance.

Announcement of the Crossfire map coming in the December Update.

New graphical feature known as Godrays added to singleplayer and multiplayer maps.

Fixed issue where the .357 Guard was unable to fire.

Removed some Taus and ammo from most maps due to the Tau's increased power.

New graphical feature known as Godrays added to singleplayer and multiplayer maps.

Hivehand no longer falls through the elevator on C2A5E.

Improved scoreboard colors, colored killfeed, and chat for better clarity.

Fixed Hivehand falling through the elevator on C2A5E.

Score now persists when leaving and rejoining a multiplayer match.

CU2 will feature a completely new Crossbow model and textures, along with a full reanimation.

A new Egon model has been created, more polished and without deleted back faces.

Fixed satchel detonation to be faster and corrected mouse button switching.

Added weapon drag to enhance immersion, with options to adjust sway and weapon bob.

The flashlight is now brighter and has a wider radius.

CU2 will feature a completely new Crossbow model and textures, along with a full reanimation.

Added weapon drag to enhance immersion, with options for sway and weapon bob.

Score now persists when leaving and rejoining a multiplayer match.

A new Egon model has been created, more polished and without deleted back faces.

Satchel detonation is now faster and does not switch mouse buttons on last satchel.

Flashlight brightness increased and radius widened.

Created accurate Gman arms for multiplayer, no longer explodes into HEV gibs.

Fixed the MP5 grenade spawning from the center of the screen when fired.

Created accurate Gman arms for multiplayer selection, no longer explodes into HEV gibs.

Fixed the MP5 grenade spawning from the center of the screen when fired.

Added option to untick 'always run' in the options menu to resolve sprint issues.

Added an option in the Black Mesa tab of the options menu to untick 'always run' to resolve sprint issues.

Resolved issue where players experienced zombie hands in single player mode.

Addressed an issue where sprint could become stuck in the 'always on' state.

Fixed a bug where health chargers were not functioning properly.

Addressed the problem of sprint being stuck in the 'always on' state.

Fixed the issue where health chargers were not functioning properly.

Resolved an issue where players experienced zombie hands in single player mode.

Various adjustments to Tau Cannon to better match the original Half-Life.

Fixed some music tracks not being affected by the music volume slider in the audio options.

Reverted the tram back to the original 1-car style due to bugs with the DREADNAUGHT.

Fixed Barney being unresponsive if the player saves him from death in Map A (bm_c2a4a).

Fixed Barney being unresponsive if the player saves him from death.

Fixed several broken overlays in Map G (bm_c2a4eg).

Removed glock that was left in accidentally for testing purposes.

Fixed canal bullsquid scene triggering late if the player took the lower pathway.

Zooming in with the Crossbow is now instant in MP and properly lag compensated.

Fixed an issue with the sounds at the end of the final teleporter sequence in Lambda Core.

Added a brand new, outdoor, fun map designed for smaller player counts.

Added first person zombie hands model for zombie scientists and guards.

Fixed player getting pushed under the lift and out of the map when falling in Map D (bm_c1a4d).

Fixed player getting pushed under the lift and out of the map when falling.

Fixed the ragdoll bug where Vortigaunts/Marines corpses would spawn in a T-pose or behave oddly after loading a save game.

Fixed blocking the crashing elevator with physics objects in Map A (bm_c1a1a).

Added a brand new, outdoor, fun map designed for smaller player counts.

The DREADNAUGHT is no longer ingame due to bugs.

Various adjustments made to Tau Cannon to match original Half-Life.

Adjusted RPG reloading mechanics to be more in line with HL1.

Voice chat is now enabled in MP and is bindable via the options menu.

Fixed blocking the crashing elevator with physics objects.

Fixed some music tracks not being affected by the music volume slider in the audio options.

G-Man is now a playable multiplayer character.

Fixed canal bullsquid scene triggering late if the player took the lower pathway in Map E (bm_c1a1e).

Fixed a visible nodraw area near water in Map A (bm_c3a1a).

Fixed z-fighting pipe model in Map C (bm_c1a1c).

Zooming in with the Crossbow is now instant in MP.

Made freezer entrance scientist a non-critical npc to prevent a save loop if killed by the player in Map B (bm_c2a3b).

Adjusted Shotgun reload so you can interrupt the reload properly by firing.

Adjusted Shotgun reload so you can interrupt the reload properly by firing.

Fixed car model having the incorrect orientation in Map H (bm_c2a4h).

G-Man is now a playable multiplayer character.

Adjusted RPG reloading mechanics to be more in line with HL1.

Removed glock that was left in accidentally for testing purposes in Map C (bm_c2a3c).

Added first person zombie hands model for zombie scientists and guards.

Fixed the ragdoll bug where occasionally the Vortigaunts/Marines corpses would spawn in a T-pose.

Voice chat is now enabled in multiplayer and is bindable via the options menu.

Fixed broken soundscape in Map E (bm_c2a4e).

Fixed various prop shadows in Map A (bm_c1a2a).

Fixed floating pipes near the water tower and floating debris from destroyed wall in Map G (bm_c2a5g).

Made freezer entrance scientist a non-critical npc to prevent a save loop if killed by the player.

Fixed an issue with the sounds at the end of the final teleporter sequence.

Increased health and adjusted Hivehand range and burst size.

Updated Lambda Door model properties to make it metal instead of plastic.

World models updated to reflect new viewmodels.

Shotgun singleplayer damage per shot increased from 6 to 7.

Weapon canisters now drop the weapon and ammo the player was using when they died.

Increased enemy damage multiplier for hard difficulty from 1.5 to 1.75.

Resolved a fault preventing 'steamclient.so' from executing which prevents the Linux dedicated server build from being public.

Singleplayer damage per shot increased from 6 to 7.

Updated images for new weapons in the modelviewer.

Both should be more visible and unique looking now.

Fixed collision issues where players could get stuck inside.

Resolved a fault preventing 'steamclient.so' from executing which prevents the Linux dedicated server build from being public.

Increased MP5 spread and horizontal recoil, and reduced singleplayer damage from 9 to 8.

Health increased from 60 to 70 and zap damage increased from 20 to 30.

Reduced range, force, and attack speed of the Crowbar.

Capacity of suit chargers reduced from 75 to 50.

Doubled the size of the Tripmine hitbox to improve usability.

Fixed a bug that allowed players to execute commands on others via the chat box.

Resolved issue where players could penetrate each other at spawn points during round resets.

Singleplayer damage for Glock reduced from 9 to 8.

Increased spread and horizontal recoil, and reduced singleplayer damage.

Loading screens now work properly for MP on secured servers and have updated appearance.

Increased rest and charge time, and decreased burst count for Apache.

Increased Ichtyosaur health from 260 to 310.

Doubled the size of the Tripmine hitbox for easier targeting.

Increased LAV damage from 5 to 8.

Fixed bug where Assassins dealt incorrect damage.

Resolved an interface issue in 'engine_srv.so' that prevents the Linux dedicated server build from launching.

Updated Hummvee to use proper specular and normal maps, fixing lighting errors.

Damage increased from 5 to 8.

Increased health and adjusted Hivehand range and usage for Alien Grunts.

Fixed props to be made of metal instead of plastic.

Updated to use proper specular and normal maps, fixed lighting errors.

Assassin damage corrected from 12 to 5.

Increased health for various marine classes and improved medic healing.

Resolved a bug allowing players to execute commands on all players via the chat box.

Reduced capacity of suit chargers from 75 to 50.

Increased health and zap damage for Alien Slaves.

Hard difficulty enemy damage multiplier increased from 1.5 to 1.75.

Increased health for various Marine classes and improved medic healing.

Increased rest and charge times, and decreased burst counts.

Reduced range and force of the Crowbar, and adjusted attack speed.

Updated the blast door model used in Surface Tension.

Dynamic lights removed from muzzle flashes and explosions to resolve stuttering and performance issues.

Resolved an interface issue in 'engine_srv.so' that prevents the Linux dedicated server build from launching.

Glock singleplayer damage reduced from 9 to 8.

Introduced new models for MP5 grenade and RPG ammo for better visibility.

Loading screens now work properly for secured servers and have improved appearance.

Weapon canisters now drop the weapon and ammo the player was using when they died.

Fixed bad collision on some M35 truck variants.

Fixed issue where players could penetrate each other over a single spawn point during round resets.

Updated to make it metal instead of plastic.

Dynamic lights removed from muzzle flashes and explosions to resolve stuttering and performance issues.

Updated world models for RPG and Tau to reflect new viewmodels.

Updated the blast door model used in Surface Tension.

Fixed pipe corner props to be made of metal instead of plastic.

Increased respawn time for suit battery pickups and chargers.

Health increased from 260 to 310.

Increased respawn time for suit battery pickups and chargers.

Updated modelviewer images for new weapons.

Default language set until translations are complete.

Default language until translations are complete

Instructions to modify autoexec.cfg to potentially fix lighting issues.

Instructions for ensuring dedicated graphics card is used on laptops.

Addressing performance issues related to settings in the options menu.

Instructions to uncheck performance options to improve FPS.

Guidance on adjusting settings to alleviate extreme framerate drops and stuttering.

Steps to ensure dedicated graphics card is used for better performance.

Addressing performance issues related to settings in the options menu.