Level Creation

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

Standalone units converter

Useful tool for extracting the contents of BSP files

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

A tool for tweaking hammer settings and using multiple texture profiles

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

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.

ZHLT rebuilt and up to date with latest engine build

C# Library for working with BSP files (and other similar file formats).

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

Legacy compilation tools for quake

Editor used for 007 Nightfire map creation

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

Lists maps for easy maplist.txt

Simple tool for converting world units into Hammer Units

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

Valve Map Extractor modified version (Successor to VMEX)

Custom DLL that supports transparency in Half-Life for Steam

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

Edit the entities of Source and GoldSrc games

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

Decompiles some BSP maps with most support for Nightfire 007

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

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

Collection of tools useful for mapping with GoldSrc

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

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

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

This is an modified version of VHLT v34 by Uncle Mike designed for the Xash3D engine (bsp v31)

A small collection of FGD's for Source

Adjust the light levels in a map

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

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

Edit light values inside a Maps RAD file

Small tool for generating Random Source Maps

Collection of the main tools required for mapping with GoldSrc

Open-source library for reading and editing BSP files

Some Dev Texture guides to aid with level creation

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

Frontend wrapper for netvis

Great little application for viewing skys used in game

Aids in nthe process of converting GoldSrc maps into Source maps

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

RandMap is a random map generator for Half-Life

Modified versions of the tools used in the Map compilation process

Tools supporting the creation of HDR Images for the Engine

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

Identifies and archives all dependencies for bsp files.

Small collection of obfuscation techniques for maps

Find, display, and optionally round floating point plane coordinates in Source engine .vmf files.

GUI Compiler for Half-Life Maps

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

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

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

Compiler and Decompiler rolled into one tool

Well made Russian Level Editor for GoldSrc

View and Edit the Entity information of a compiled BSP Map

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

Simple bindings for debugging maps

This tool is used to create the smallest convex brush containing all points in the input file. Input file can be .smd (use its vertexes), .map (brushes and point entities) or .pts file.

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

Basic Model viewer for GoldSrc

Batch compiler for automating Map Compilation

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

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

Create a custom light style for your goldSrc maps

Displays all options for, and facilitates, compiling maps for Nightfire

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

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

GUI frontend for Source compiling tools

A tool for compiling maps from VMF to BSP format

Batch compile Source and GoldSrc Maps

Q3 .map to HL2 .vmf converter

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

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.

Simple tool to change VTF versions from 7.5 to 7.4

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

Analyzes and reports on errors in the map compilation process

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

GUI Compiler for Source Maps