Original HL2 Source SDK from 2004
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Mar 24, 2021 - C++
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source-sdk
Source engine is a game engine published by valve software in 2004 and used for games like half-life 2.
Here are 34 public repositories matching this topic...
Cheat for Garry's Mod (x64)
gmod garrys-mod aimbot cheating source-engine cheat source-sdk source-cheat gmod-cheat gmod-cheat-base nixware garrys-mod-cheat
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May 23, 2026 - C++
Bullet Physics Injection for Source SDK 2013
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Feb 20, 2021 - C++
Source SDK Mirror
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Sep 13, 2026 - C++
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Sep 10, 2025 - C++
Portal 2 assets converted to use in Source SDK 2013
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May 14, 2024
Team Fortress: Invasion brought over to Source 2013.
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May 10, 2026 - C++
BrainBread 2 Source Code
game gamedev steam modding cplusplus standalone valve source sourcemod source-engine zombies half-life hl2 source-sdk half-life-2 brainbread brainbread2 bb2 sdk2013
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Oct 4, 2025 - C++
Fork of Valve Software's SDK for Source Engine games with deferred lighting added.
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Oct 27, 2024 - C++
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Apr 4, 2026 - C++
Half-Life 2 Deathmatch Bug fixes (HL2DM Bug fixes)
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Nov 17, 2024 - C++
Custom Portal 2 map compile tools
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Sep 29, 2025 - C++
A small library that aims to help with converting Valve's KeyValue (VDF) format to JSON and vice versa
nodejs javascript cli npm json browser parse csgo valve source-engine dota2 stringify vdf keyvalue source-sdk
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Sep 22, 2017 - JavaScript
Modified Source Engine 2007, compatible with CSSv34 servers
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Aug 5, 2026 - C++
Prop static painting tool for Source SDK 2013
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Jan 7, 2026 - C++
Grey Source 2021
windows sdk life valve hl1 goldsrc half-life suppliers source-sdk life-engine valve-games half-life-sdk half-life-deathmatch goldsourcesdk
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Dec 11, 2020 - C++
Standalone ValveProjectCreator with some bugs fixing.
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Dec 18, 2021 - Perl
A simple Blazor powered game server browser
steam mod hlds srcds valve source sourcemod steam-api goldsrc half-life hl2 source-sdk server-browser blazor blazor-application valve-games blazor-server
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Aug 23, 2026 - C#
A community-driven filmmaking tool built on Source. Currently re-organizing!
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Jun 17, 2025 - C++
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