Level Creation

Simple bindings for debugging maps

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

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

Great little command line tool for creating a backup of your map during the compile process

Identifies and archives all dependencies for bsp files.

Small utility for helping protect bsp maps

A tool for compiling maps from VMF to BSP format

The Original official mapping utility from Valve

Lists maps for easy maplist.txt

Aids in nthe process of converting GoldSrc maps into Source maps

Compiler and Decompiler rolled into one tool

Windows interface that frontends the compiling utilities

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

Well made Russian Level Editor for GoldSrc

Inserts instances into a map

A small collection of FGD's for Source

Simple tool for converting world units into Hammer Units

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

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

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

Quake2/3 map surface generator

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

Convert .BSP files to .MAP files & Extract files from .PAK or .SIN files

Create Displacements for your maps

Create a custom light style for your goldSrc maps

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

Decompiles some BSP maps with most support for Nightfire 007

Tool for compiling Maps from hammer

Alternative to Hammer Editor for Level design

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

GUI Compiler for Source Maps

Preview a map contained in a BSP file.

Used to take source-css console commands and convert them into .vmf-compatible commands.

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

a 3D Shape Generator for the Quake & Half-Life Map Format

Batch files for killing the compile processes

Useful tool for extracting the contents of BSP files

Alternative Map Editor for GoldSrc games

Valve Map Extractor modified version (Successor to VMEX)

Convert maps between Quake3 and Half-Life

Tools supporting the creation of HDR Images for the Engine

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

Collection of the main tools required for mapping with GoldSrc

automatically finds mapfiles to compile in the directory it is run

Rotates selected entity types in a map

Alternative to Hammer

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

Generate mazes for your level in GoldSrc

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

This is the barebones program that GFlip uses as it's base

This is a tool I made to create huge forests in Source maps (It should work with any source game!)

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

Collection of various bspconv exes i have found around the net

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

Legacy compilation tools for quake

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

Collection of tools useful for mapping with GoldSrc

A tool for tweaking hammer settings and using multiple texture profiles

Standalone Compiler for GoldSrc Maps

Batch compile Source and GoldSrc Maps

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

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

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.

Alternative Map Editor for GoldSrc games

hlfix is a tool that converts Worldcraft/VHE format files (.rmf) to standard .map files

Open-source library for reading and editing BSP files

Edit light values inside a Maps RAD file

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

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

Decompile GoldSrc .bsp files into Hammer .map files.

Preview a map contained in a BSP file.

Multi Game Map Editor that supports Half-life

Standalone units converter

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

Older free for personal use version of Terragen for sculpting landscapes

Standalone Compiler for Source Maps

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

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

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

Convert Worldcraft 3.3 Maps into the Radiant Format