Utilities

An assortment of java classes for working with the source engine

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.

Syntax highlighting for Valve formats in Sublime Text

Documentation for the goldsrc sdk entities

Debug options for HL2 Deathmatch

Demo files to benchmark Half-Life 2

Source Engine Scripting and Administration

hlds (goldsrc) logs parser written in C#

Launcher tool for Half-Life

benchmarking tool for Linux OpenGL games

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

A GUI for both VTEX and studiomdl.

Valve Source Engine game language resource file localization tool

Collection of icons for valve games

Defacto tool for extracting content from steam archives

Half-Life Launch Pad is an application to ease the process of loading mods and maps for Source and GoldSource.

TF2 demo parsing in javascript

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

Development environment for Garrys mod Lua files

Adds TGA Thumbnails in windows

This is a simple interpreter library for the Source Config.

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

Valves VR toolkit for the HTC Vive

Parse Source SDK '.wc' files.

A collection of tools to help with modding

High definition pack for Half-Life and Opposing Force

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

Very useful tool when working with faceposer and creating dialog

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.

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

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

TM GCF Extractor

Source Engine based Project Cleaner - Primarily for SDK 2013 to make certain files more Linux & Mac friendly.

This is a simple interpreter library for the Source Config.

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

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

PakScape is a PAK and PK3 explorer/creator

With Captioneer you can easily create your own Closed Captions for Source-based Games, like for Team Fortress 2.

A collection of tools to help with modding

Windows gadget for the source sdk

a tool for game replays recorded with Half-Life.

PakRat is a graphical replacement for the BSPZIP program

Miscellaneous programs which use Steam data

PackBSP is a tool to help automatically manage and pack dependencies in custom maps for games

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

Source Multi-Tool is meant as a replacement to Valves Source SDK Launcher

This new render dll's support transparent models in many new MOD's.

Launches source sdk for Portal

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

Pak Explorer is a tool to help view and edit the contents of Qukae II PAK files

Valve Data File Parsing library.

Tool to aid in the creation of WAV files

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

Here are compiled versions of some of the tools from the source sdk released on 12/1/2004.

WAD Compiler

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

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

Content installer for some source games

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.

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

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

Sound editing tool, useful for looping by adding cues

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

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

Edit the UI colors in Worldcraft

Notepad++ syntax highlighting for Valve files

Great little tool for adding VMF associations to specific Hammer Versions

This simple script in batch add a button in the windows context menu for create files in VPK format