Alternatives and similar repositories for Portal-2:

Users that are interested in Portal-2 are comparing it to the libraries listed below

• cstom4994 / SourceEngineRebuild
  Another Source Engine Modified Version with some new features.
  ☆33Updated 2 years ago
• momentum-mod / shaderapivulkan
  Pipedream project aimed at adding Vulkan support to the Source 1 engine.
  ☆13Updated 6 years ago
• nillerusr / source-thirdparty
  ☆17Updated last year
• GEEKiDoS / source-hdrbloom
  Ported HDR Bloom(MagicBloom.fx by luluco250)(requires mat_hdr_level 3)
  ☆18Updated 4 years ago
• BlackRa1nFR / source-2003
  Source Engine 2003 code leak
  ☆29Updated 8 years ago
• misyltoad / mini-source-sdk
  A minified version of Source SDK with support for VS 2022
  ☆42Updated last year
• dougrattman / SourceEngine2007
  Source engine 2007 fork
  ☆30Updated 6 years ago
• Clepoy3 / LeakNet
  A patch for leaked Half-Life 2 beta from 2003.
  ☆25Updated 6 years ago
• evil-inject0r / Source-Engine-2019
  Source Engine 2019
  ☆13Updated 5 years ago
• Silverlan / util_source2
  Libray for loading various Source 2 asset types
  ☆10Updated 6 months ago
• LostGamerHL / BHL
  It's source code Of brutal Half-Life(Modification on Half-Life 1).
  ☆17Updated 8 years ago
• tyabus / source-sdk-2013-multiplayer-fixes
  My mod that adds some new features
  ☆11Updated 2 years ago
• SourceSDK2013Ports / NextBot
  A Git-based fork of Valve's NextBot code.
  ☆36Updated 5 years ago
• Arsenio2044 / arsenio-src
  Arsenio 2044 takes place in a world decimated by 4 decades of warfare, corruption, instability, and loss.
  ☆17Updated 3 months ago
• Magic-Nipples / Xash3D-VS2019-Clean
  A continuation of the last version of Xash3D [Build 4529]. Updated to VS2019 as well.
  ☆27Updated 5 months ago
• BerntA / tfo-code
  The Forgotten Ones Source Code
  ☆12Updated last year
• nillerusr / source-physics
  ☆52Updated last year
• Source-Authors / Obsoletium
  Obsolete Source 1 Engine On Modern PC
  ☆25Updated this week
• SCell555 / ShaderCompile
  Standalone shadercompile, that doesn't depend on valve libraries and supports x64
  ☆57Updated last year
• misyltoad / VAudio-MiniMP3
  Replacement MP3 playback module for the Source Engine
  ☆45Updated 8 months ago
• FWGS / mainui_cpp
  Main menu UI toolkit for Xash3D FWGS engine
  ☆39Updated 3 weeks ago
• EpicSentry / P2ASW
  The Portal 2 In Alien Swarm Engine project repository
  ☆49Updated 6 months ago
• theKlaxon / emulsion-sdk
  A full SDK for the Portal 2 branch of Source Engine
  ☆14Updated 6 months ago
• dyanikoglu / source-sdk-bullet-physics
  Bullet Physics Injection for Source SDK 2013
  ☆46Updated 4 years ago
• EnderZip / source2017engine
  TF2's engine ported to SDK2013MP
  ☆11Updated 3 years ago
• EpicSentry / HL2-CSGO
  An attempt to port Half-Life 2 to the cstrike15_src leak
  ☆20Updated last year
• SourceEnginePlayground / Hyperborea
  ☆24Updated 7 years ago
• SlawekNowy / vsif2vcd
  Utility to decompile VCD files from scenes.image file.
  ☆12Updated 3 months ago
• x8BitRain / hl-archive
  Documentation of Half-Life versions
  ☆11Updated last year
• SCell555 / Source-PlusPlus
  ☆9Updated 6 years ago