Utilities

An assortment of java classes for working with the source engine

Alternative to Resgen, Download at own risk

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

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

simple command line program that converts v13 packed addons to v12

Tool (Utility) for generating .res files for GoldSource .bsp engine maps

Adds TGA Thumbnails in windows

FGD highlighting for Sublime Text editor

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

For working with the same data Steam relies on

Development environment for Garrys mod Lua files

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.

Simple movie recording tool for Source Engine games

OpenGL wrapper for Direct3D

A collection of tools to help with modding

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

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.

A development integration and project building tool for Source Engine modders.

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

Valve Data File Parsing library.

Valve Source Engine game language resource file localization tool

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

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

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

Vice is Valve's tool for ICE encryption, a trick used mainly to protect weapon script files from modification by server admins.

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

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

An assortment of java programs for working with the source engine

Manages custom content for source engine games

TM GCF Extractor

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

Rip DirectX content from games

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

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

Create cues in WAV sound files

Demo files to benchmark Half-Life 2

a tool for game replays recorded with Half-Life.

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

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.

Automatically saves demos recored in source engine games

Extract content from game archive files

PakRat is a graphical replacement for the BSPZIP program

Launches source sdk for Portal

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

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

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

tool for converting closed-captions files for Source engine games

Generate RES files for your maps

WAD Compiler

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

Valve Integrated Development Environment

Defacto tool for extracting content from steam archives

Valves VR toolkit for the HTC Vive

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

Large collection of all the typical tools used in Modding

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#.

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

Workshop tools for creating Nightfire content

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

hlds (goldsrc) logs parser written in C#

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

Very useful tool when working with faceposer and creating dialog

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

Documentation for the goldsrc sdk entities

Extract the contents of VPK files

Collection of icons for valve games

Manages custom content for steam games

High definition pack for Half-Life and Opposing Force