Level Creation

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

Creates .Res files for Source games running on a server

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

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

Simple bindings for debugging maps

Basic Model viewer for GoldSrc

Crafty is a 3D object, material, model and file browsing utility for Source & GoldSrc Maps.

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

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

Collection of the main tools required for mapping with GoldSrc

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.

Simple tool to dump raw data from Valve's map files.

Q3 .map to HL2 .vmf converter

RandMap is a random map generator for Half-Life

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

Convert Worldcraft 3.3 Maps into the Radiant Format

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

Decompiles some BSP maps with most support for Nightfire 007

Valve Map Extractor modified version (Successor to VMEX)

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

makes textfiles to go with your overview pictures from Half-Life maps.

Frontend wrapper for netvis

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

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

Some Dev Texture guides to aid with level creation

Simple tool for converting world units into Hammer Units

This program will create a half-life2 displacement map from a heightmap image.

A nice tool made in 2015 which can come in handy sometimes when a bsp file is too large and wont work in BSPtoMAP.exe

Color Correct is a 3DS Max texture plug-in which alters the colors of any texture

Standalone Compiler for GoldSrc Maps

Batch compiler for automating Map Compilation

Decompile GoldSrc .bsp files into Hammer .map files.

Generates displacements that would usually take an extremely long time, or just be impossible to do in Hammer.

A GUI tool for embedding custom content

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.

GUI Compiler for Half-Life Maps

This tool blocks Hammer from converting plane coordinates to integers when exporting .map file and thus enables Hammer to output the original floating point coordinates.

The open source, cross platform level editor for id Tech games.

Simple tool to change VTF versions from 7.5 to 7.4

Great little application for viewing skys used in game

Useful tool for extracting the contents of BSP files

Editor used for 007 Nightfire map creation

This is a modified VBSP that does not delete prop_static entities using models with propdata

Legacy compilation tools for quake

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

Generate mazes for your level in GoldSrc

Free, Opensource, drop-in editor replacement for Hammer

OGLE is a rather amazing 3d tool that can extract shapes from 3d scenes being rendered on a computer screen

Windows interface that frontends the compiling utilities

Create a custom light style for your goldSrc maps

Rotates selected entity types in a map

Standalone units converter

Small tool for generating Random Source Maps

Compiler and Decompiler rolled into one tool

Adjust the light levels in a map

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

Create Displacements for your maps

This tool can help you by grouping the map into VisGroups based on a grid.

Collection of tools useful for mapping with GoldSrc

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

The only native Mac OS X level editor for Quake 1

Identifies and archives all dependencies for bsp files.

VSIF2VCD is a command line scenes.image extractor/decompiler.

Small utility for helping protect bsp maps

A slimmed down copy of the Source SDK 2013 map compile tools

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

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

Map Resource Extractor (MRE) is a small program that reads the VMF, and only copies the content that has been used in the map.

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

Alternative Map Editor for GoldSrc games

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

Small collection of obfuscation techniques for maps

A tool for tweaking hammer settings and using multiple texture profiles

Aids in nthe process of converting GoldSrc maps into Source maps

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

Generate forests within your maps based on surface type

Simplest Pak extractor ever. Just pick a map and click the button

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

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

Decrypt files that have been protected with BSPProtect (commandline)