Utilities

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

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

simple command line program that converts v13 packed addons to v12

PakScape is a PAK and PK3 explorer/creator

Checks for errors in your map

An assortment of java classes for working with the source engine

Makes starting Source based game server as easy as possible

For working with the same data Steam relies on

extract gcfs

Generate RES files for your maps

GUI frontend for BZIP2

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

Launches source sdk for Portal

Adds TGA Thumbnails in windows

Valve Data File Parsing library.

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

High definition pack for Half-Life and Opposing Force

selection of icons for Valve filetypes making development on windows easier

Create cues in WAV sound files

Notepad++ syntax highlighting for Valve files

Extract the contents of VPK files

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

Add thumbnail support for VTF files in windows

Valve Integrated Development Environment

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

Manages custom content for source engine games

Debug options for HL2 Deathmatch

Launch mods for Half-Life

Miscellaneous programs which use Steam data

PiLauncher lists the mods installed on your favourite games to make them easy to launch

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

Easily recreate your gui elements in other languages

Source Engine Scripting and Administration

Windows gadget for the source sdk

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

Simple movie recording tool for Source Engine games

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

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

Automatically saves demos recored in source engine games

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

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.

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

TF2 demo parsing in javascript

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

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.

tool for converting closed-captions files for Source engine games

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

Workshop tools for creating Nightfire content

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

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

Simple movie recording tool for Source Engine games

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

Syntax highlighting for Valve formats in Sublime Text

Collection of icons for valve games

Source and GoldSrc Query Tool

Tools for aiding in the creation of animations for view player models

Automatically makes a blank mod!

Create custom shaders for Source from a node based interface

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

A collection of tools to help with modding

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

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

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

OmniToolz is a tweaker made for all games out there!

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

a collection of tools to enrich GoldSrc

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.