Level Creation

Simple tool for converting world units into Hammer Units

Decrypt files that have been protected with BSPProtect (commandline)

Valve Batch Compile tool (VBCT) is a source map Compile tool

ZHLT rebuilt and up to date with latest engine build

Similar to ZHLT for Goldsrc, it speeds up compilation for Source

Joiner is a little application that reads in a template .vmf file and produces a new .vmf filled with supports based on your template and customised settings or config.

Standalone Compiler for GoldSrc Maps

C# library that will parse Quake/Half-Life MAP files

Basic Model viewer for GoldSrc

Edit the entities of Source and GoldSrc games

Removes entity names from your map and helps prevent people from stealing your work

Simple bindings for debugging maps

Edit light values inside a Maps RAD file

Inserts instances into a map

Create an easily readable version of an FGD (commandline)

The only native Mac OS X level editor for Quake 1

GUI Compiler for Half-Life Maps

Decompile Source .bsp files into Hammer .vmf files. Successor to VMEX

Great little application for viewing skys used in game

Collection of tools useful for mapping with GoldSrc

Well made Russian Level Editor for GoldSrc

Valve Map Extractor, Decompile BSP maps for source (original version)

this will pack every custom item into your map up to and including map over views

automatically finds mapfiles to compile in the directory it is run

Map viewer for Valve's GoldSrc engine (needs to be compiled)

Identifies and archives all dependencies for bsp files.

A graphical interface for creating and editing Half-Life FGD Files.

Alternative Map Editor for GoldSrc games

integrates into Hammer and allows conversion of Source Engine units into metric or imperial units.

Update to ZHLT

The open source, cross platform level editor for idtech games (GTKRadiant fork)

Alternative Map Editor for GoldSrc games

Aids in nthe process of converting GoldSrc maps into Source maps

This program adds custom content to a BSP. It is a GUI version of Valve's bspzip.

Create Displacements for your maps

Allows you to create interesting 3D shapes without going through all the hassle of vertex manipulation

Open-source library for reading and editing BSP files

Small Tool for extracting Textures from BSPs and into WADs. Includes GUI Versions WinTextract & Textract Suite

A small collection of FGD's for Source

Decompile GoldSrc .bsp files into Hammer .map files.

Windows interface that frontends the compiling utilities

Worldcraft Hammer Editor Map Compiler is a set of .bat files that make the process of compiling and developing .bsp maps from .vmf files an easy and fun task.

This program is a little tool for those that like the Half-Life game, with
its amazing kind of enemies and weapons.

DirectX based application to open and view Half Life 1 game files (Source Code)

A collection of JavaScript functions to load Goldsource and Source map files and render them. Not an editor.

Generates Terrain for Games

Analyzes and reports on errors in the map compilation process

Custom DLL that supports transparency in Half-Life for pre Steam WON

This project is a prototype map renderer for Half-Life BSP files.

A small VMF to JSON parser

This is a tool for showing leaks in a map made in WordCraft.

Modification of Source Valve Hammer Editor to fix some issues. Fixes brush vertex precision loss.

Legacy compilation tools for quake

HammerMate is a tool I use to save and load the wad texture list for Hammer 3.4 / 3.5.

Quake Army Knife, multi-purpose tool for games based on or similar to the Quake engine

Batch compile Source and GoldSrc Maps

Small utility for helping protect bsp maps

Contains 3 Tools, BSP_View, BSP_Tool and BSP_Slicer all of which perform useful tasks on Half-Life Maps

Generate mazes for your level in GoldSrc

Adjust the light levels in a map

BSP2OBJ is a command-line utility capable of converting Quake, Quake 2 and Half-Life map files into OBJ meshes

Another great tool from RedMser which tracks Hammers compilation progress even when it seems to hang

Entspy is program for viewing and editing the entities of compiled map

Generate forests within your maps based on surface type

Editor used for 007 Nightfire map creation

The Calliper editor (formerly Crowbar) is designed to be a cross-platform, extensible level editor that accelerates the creation of computer game maps, and is targeted specifically at Source engine games.

A collection of FGD's for GoldSrc

Small application for viewing map files, Superseded by crafty

Custom DLL that supports transparency in Half-Life for Steam

Small tool for generating Random Source Maps

Optimizes the entities in compiled maps, allowing you to include more entities and also reduce network traffic.

A GUI tool for embedding custom content

A tool for compiling maps from VMF to BSP format

Hack the colors in WorldCraft

Decompiles some BSP maps with most support for Nightfire 007

Small collection of obfuscation techniques for maps

A modified version of VBSP designed to greatly increase the maximum width and length of visleaves.

List Maker automatically generates your maplist.txt and mapcycle.txt, it can be further used for making lists outside of Maplist making.

A tool to generate cl_leveloverview from BSP files

It is another type of solid which is perfect for creating terrain. A plugin for Hammer