Utilities

Sound editing tool, useful for looping by adding cues

Large collection of all the typical tools used in Modding

Automatically makes a blank mod!

Just extract this somewhere and drag your demo file onto it and it'll remove all the scoreboards and command menus from demos.

vdfplus is a small library that aims to help with converting Valve's KeyValue format to JSON and vice versa.

Launcher tool for Half-Life

This is a set of scripts that make VMPI workers easier, vmpi is used for network distributed map compiling

Rip DirectX content from games

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

A PoC library for working with the VConsole network protocol.

TF2 demo parsing in javascript

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

A GUI for both VTEX and studiomdl.

Adds TGA Thumbnails in windows

AMD dropped opengl support at one stage for their drivers and this helps rectify the issue

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

An assortment of java classes for working with the source engine

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

A collection of tools to help with modding

Launch mods for Half-Life

Add thumbnail support for VTF files in windows

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.

Notepad++ syntax highlighting for Valve files

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

simple command line program that converts v13 packed addons to v12

Extract the contents of VPK files

Source Sauce is a replacement out-of-game utility for the in-game options menu of Source Games.

GUI frontend for BZIP2

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

Automatically saves demos recored in source engine games

Content installer for some source games

Javascript parser for valve gui files -- ported from optf2's vgui.py

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

benchmarking tool for Linux OpenGL games

An ambitious attempt at providing a WYSIWYG HUD editor for Source based games

Drop items (vpk you want to extract or folders you want to convert to vpk) onto the App Icon

Create cues in WAV sound files

Valves VR toolkit for the HTC Vive

You scan for the maps., Then select the map. There you go. Just right there at your desktop

Parse Source SDK '.wc' files.

Valve Source Engine game language resource file localization tool

This is a simple interpreter library for the Source Config.

Source and GoldSrc Query Tool

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.

RESGen. A tool to create .res files for Half-Life.

a collection of tools to enrich GoldSrc

Simple movie recording tool for Source Engine games

Manages custom content for steam games

Generate RES files for your maps

Launches source sdk for Portal

Defacto tool for extracting content from steam archives

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

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

Render smoother Source Engine videos, faster.

Create custom shaders for Source from a node based interface

Spreadsheet listing HL2 models

Demo files to benchmark Half-Life 2

Allows users to change the settings for the compiler(s) they wish to run

OmniToolz is a tweaker made for all games out there!

a free open source tool that can be used for tuning and cleaning up Steam and Source engine games.

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

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

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

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.

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

Checks for errors in your map

Benchmark which introduced some of the new and more advanced features of the Source engine and Valve's hybrid threading technology