Level Creation

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

Modified versions of the tools used in the Map compilation process

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

Alternative Map Editor mainly used for Quake 2 but compatible with GoldSrc

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

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

Standalone units converter

A tool for tweaking hammer settings and using multiple texture profiles

Collection of the main tools required for mapping with GoldSrc

Hack the colors in WorldCraft

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

This program will help you to manage all your customs files, for your maps , texture, models or mods

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

Generate a random map for Half-Life based on criteria you set in the application

Basic Model viewer for GoldSrc

A small collection of FGD's for Source

Great little application for viewing skys used in game

Simple tool to change VTF versions from 7.5 to 7.4

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

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

Create a custom light style for your goldSrc maps

Small utility for helping protect bsp maps

Small tool for generating Random Source Maps

A collection of FGD's for GoldSrc

Windows interface that frontends the compiling utilities

Lists maps for easy maplist.txt

Valve Map Extractor modified version (Successor to VMEX)

converts Minecraft files into vmf files

fixes the annoying Navigation Mesh was built using a different version of this map

Preview a map contained in a BSP file.

Update to ZHLT

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.

View and Edit the Entity information of a compiled BSP Map

Edit the entities of Source and GoldSrc games

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

This is Badger. It's a tool to generate levels for Half-Life 2, Black Mesa.

Alternative to Hammer Editor for Level design

Small collection of obfuscation techniques for maps

Some Dev Texture guides to aid with level creation

Free, Opensource, drop-in editor replacement for Hammer

Random SP map generator for Half-Life

Rotates selected entity types in a map

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

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

Modify the entities of a .map file by editing its text

Convert maps between Quake3 and Half-Life

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

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

Standalone Compiler for Source Maps

A GUI tool for embedding custom content

A small VMF to JSON parser

ZHLT rebuilt and up to date with latest engine build

The Official Editor for Valve Games

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

GUI frontend for Source compiling tools

Older program used for editing entities within bsp maps

Batch files for killing the compile processes

The Original official mapping utility from Valve

Collection of various bspconv exes i have found around the net

Identifies and archives all dependencies for bsp files.

Custom DLL that supports transparency in Half-Life for Steam

Q3 .map to HL2 .vmf converter

Convert Worldcraft 3.3 Maps into the Radiant Format

Older free for personal use version of Terragen for sculpting landscapes

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

GUI Compiler for Source Maps

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

RandMap is a random map generator for Half-Life

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

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

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

Open-source library for reading and editing BSP files

Multi Game Map Editor that supports Half-life

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

Tools supporting the creation of HDR Images for the Engine

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

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

Alternative Map Editor for GoldSrc games

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