Utilities

Resguy is similar to RESgen and FLRGen, but can find all content that Sven Co-op maps are allowed to customize and only includes what is required

Simple movie recording tool for Source Engine games

Collection of icons for valve games

A collection of tools and libraries for the Source Engine on the Xbox 360

fixes 'bad inline model number #, worldmodel not yet setup' errors

simple command line program that converts v13 packed addons to v12

Collection of simple icons for Source related content (This version is from Riintouge)

Free and open source SDK launcher for Counter-Strike: Global Offensive and other source engine games

This tools manages your custom modifications for your Source based Steam games.

Large collection of all the typical tools used in Modding

Sublime Text filter system that searches the Valve wiki for the input text

Development environment for Garrys mod Lua files

This tool was manly made to extract out the mapname of GoldSrc- and Source Engine demofiles and place it in the name of the demofile itself.

Launch mods for Half-Life

PakScape is a PAK and PK3 explorer/creator

Allows console commands to be sent to source-engine games (hl2.exe). Works with text-mode clients.

Compression tool used to create small files that can be transmitted by servers to gamers

GUI frontend for BZIP2

This Project aims to provide a parser which parses the log output of the goldsrc hlds engine (Counter-Strike, Half-Life, etc.). There is a parser written with ragel and one written by hand.

Extract the contents of VPK files

An assortment of java programs for working with the source engine

Half-Life 1 Scripting and Administration

This is a C# library to manage GoldSrc specific files.

Edit the UI colors in Worldcraft

Collection of loaders for game engine asset types. Currently supported: Half-Life BSP, MDL and SPR. (requires compilation)

A half life dedicated server (goldsrc) management tool written in ruby

Tools which can decompress and compress Nightfire's .007 archives.

A metamod plugin that allows you to write server side plugins with C# on the GoldSrc engine

netdecode is a utility for parsing and analysing data within demo files produced by Valve's Source engine (only the Orange Box branch for now). This is primarily a tool for testing and reference. Poorly written in C#.

A utility that automatically generates a formatted .kv file based on your selection.

Parse Source SDK '.wc' files.

a collection of tools to enrich GoldSrc

C# library for reading/parsing & writing demo files produced by GoldSource (HL1) and Source-engine (HL2) based games

Create cues in WAV sound files

HLViewer is a simple to use javascript library for viewing maps and playing replays of GoldSrc engine based games entirely in browser

This is an all-in-one kit that comes with both Hammer 3.4 and 3.5, Auto Seamer, Batch Compiler, BSP Viewer, BSP2MAP, Crafty, GCF Scape, Leak Marker, MAP Viewer, Model Viewer, PAK Explorer, Revolver, Sprite Explorer, Sprite Fixer, Sprite Viewer, Sprite Wizard, Terrain Generator, Texture Extractor, Valve Compile Tools, Wally, WinBSPC, and ZHLT.

Documentation for the goldsrc sdk entities

The second release of 007 Nightfire's PC modding tools originally released many years ago including Gearcraft, Model Compiler, Map Decompiler and more.

A collection of tools to help with modding

Windows gadget for the source sdk

This is a pixel shader for bloom-like effects on any Half-Life engine game.

Miscellaneous programs which use Steam data

a tool for game replays recorded with Half-Life.

An NPM package for manipulating FGD (Forge Game Data) files.

hlds (goldsrc) logs parser written in C#

Silence unwanted and annoying game sounds. (Half-life goldscr engine)

Very useful tool when working with faceposer and creating dialog

Add thumbnail support for VTF files in windows

OpenGL wrapper for Direct3D

Make a .res file and populate a dir with all resources

WebGL app that renders levels from the Source Engine, created against Team Fortress 2 resources. The Source Engine and anything related to it is the property of Valve Software, who does not authorize or endorse this project in any way.

Ctx converter removes the hassle of having to type in correct cmd commands to decompile ctx files

benchmarking tool for Linux OpenGL games

HLLib is a package library for Half-Life that abstracts several package formats

Valve Integrated Development Environment

High definition pack for Half-Life and Opposing Force

Work-in-progress Linux tool for manipulating .bsp files (Used by Valve's Source Engine to store map data)

Tool for porting your GoldSource maps to Source. It features many fixes that will save hours of mindless work.

For working with the same data Steam relies on

extract gcfs

Content installer for some source games

TF2 demo parsing in javascript

Simple movie recording tool for Source Engine games

Spreadsheet listing HL2 models

Automatically makes a blank mod!

This is a simple interpreter library for the Source Config.

VOGL is a debugger for the OpenGL rendering API intended to be used in the development of video games

Syntax highlighting for Valve formats in Sublime Text