Level Creation

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

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

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

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

GUI Compiler for Source Maps

Valve Map Extractor modified version (Successor to VMEX)

Create a Map using color information through 2D

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

Create a custom light style for your goldSrc maps

Preview a map contained in a BSP file.

Lists maps for easy maplist.txt

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

Decompiles some BSP maps with most support for Nightfire 007

Windows interface that frontends the compiling utilities

Edit light values inside a Maps RAD file

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

Collection of the main tools required for mapping with GoldSrc

Free, Opensource, drop-in editor replacement for Hammer

Tools to aid in creation of HDR Targa files (command line)

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

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

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.

Identifies and archives all dependencies for bsp files.

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

Alternative Map Editor for GoldSrc games

Decompile GoldSrc .bsp files into Hammer .map files.

automatically finds mapfiles to compile in the directory it is run

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

Well made Russian Level Editor for GoldSrc

Q3 .map to HL2 .vmf converter

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

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

Collection of tools useful for mapping with GoldSrc

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

View and Edit the Entity information of a compiled BSP Map

The only native Mac OS X level editor for Quake 1

A tool to assist in the compiling of source engine maps

Batch compiler for automating Map Compilation

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

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

Small tool for generating Random Source Maps

A tool for compiling maps from VMF to BSP format

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.

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

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

The Original official mapping utility from Valve

Creates .Res files for Source games running on a server

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

A collection of FGD's for GoldSrc

Small collection of obfuscation techniques for maps

Open-source library for reading and editing BSP files

A tool to generate cl_leveloverview from BSP files

A small VMF to JSON parser

Modified Compiler with support for large models and textures

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

Small application for viewing map files, Superseded by crafty

Adjust the light levels in a map

Standalone units converter

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

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.

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

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

Multi Game Map Editor that supports Half-life

ZHLT rebuilt and up to date with latest engine build

GUI frontend for Source compiling tools

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

The Official Editor for Valve Games

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

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

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

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

Tool for compiling Maps from hammer

GUI Compiler for Half-Life Maps

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

Custom DLL that supports transparency in Half-Life for Steam

Generate mazes for your level in GoldSrc

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

Alternative to Hammer Editor for Level design

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