Level Creation

Q3 .map to HL2 .vmf converter

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

Some Dev Texture guides to aid with level creation

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

GUI Compiler for Half-Life Maps

A GUI tool for embedding custom content

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.

Generates Terrain for Games

Convert maps between Quake3 and Half-Life

Well made Russian Level Editor for GoldSrc

Standalone Compiler for GoldSrc Maps

A tool for compiling maps from VMF to BSP format

Open-source library for reading and editing BSP files

Alternative to Hammer

Edit the entities of Source and GoldSrc games

Lists maps for easy maplist.txt

Batch compiler for automating Map Compilation

A tool to assist in the compiling of source engine maps

ZHLT rebuilt and up to date with latest engine build

Older free for personal use version of Terragen for sculpting landscapes

Tool for compiling Maps from hammer

Alternative to Hammer Editor for Level design

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

Custom DLL that supports transparency in Half-Life for Steam

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

Small tool for generating Random Source Maps

A small collection of FGD's for Source

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

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

Frontend wrapper for netvis

Valve Map Extractor modified version (Successor to VMEX)

Older program used for editing entities within bsp maps

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

Decrypt files that have been protected with BSPProtect (commandline)

RandMap is a random map generator for Half-Life

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

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

Simple tool to change VTF versions from 7.5 to 7.4

Multi Game Map Editor that supports Half-life

Update to ZHLT

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

Batch compile Source and GoldSrc Maps

automatically finds mapfiles to compile in the directory it is run

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

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

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.

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

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

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

Generate forests within your maps based on surface type

Collection of tools useful for mapping with GoldSrc

Standalone units converter

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

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

Small prefab to help protect your map

The only native Mac OS X level editor for Quake 1

A tool for tweaking hammer settings and using multiple texture profiles

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

Editor used for 007 Nightfire map creation

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

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

Standalone Compiler for Source Maps

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

Collection of various bspconv exes i have found around the net

Legacy compilation tools for quake

Collection of the main tools required for mapping with GoldSrc

Batch files for killing the compile processes

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

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

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

Create a custom light style for your goldSrc maps

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.

Preview a map contained in a BSP file.

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

The Original official mapping utility from Valve

Compiler and Decompiler rolled into one tool

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

View and Edit the Entity information of a compiled BSP Map

Small collection of obfuscation techniques for maps

Great little application for viewing skys used in game