Level Creation

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

Decompile GoldSrc .bsp files into Hammer .map files.

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

Update to ZHLT

Great little application for viewing skys used in game

Well made Russian Level Editor for GoldSrc

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

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

Free, Opensource, drop-in editor replacement for Hammer

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.

RandMap is a random map generator for Half-Life

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

Create Displacements for your maps

A tool to assist in the compiling of source engine maps

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

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

Useful tool for extracting the contents of BSP files

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

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

Editor used for 007 Nightfire map creation

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

Quake2/3 map surface generator

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

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

Legacy compilation tools for quake

Older free for personal use version of Terragen for sculpting landscapes

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

Small utility for helping protect bsp maps

Modified versions of the tools used in the Map compilation process

Analyzes and reports on errors in the map compilation process

This tool blocks Hammer from converting plane coordinates to integers when exporting .map file and thus enables Hammer to output the original floating point coordinates.

Small prefab to help protect your map

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

Edit the entities of Source and GoldSrc games

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

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

Small tool for generating Random Source Maps

Inserts instances into a map

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

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

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

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

Some Dev Texture guides to aid with level creation

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

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

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

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

Identifies and archives all dependencies for bsp files.

Preview a map contained in a BSP file.

Collection of various bspconv exes i have found around the net

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

Simple bindings for debugging maps

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

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

Frontend wrapper for netvis

A modified version of VBSP designed to greatly increase the maximum width and length of visleaves.

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

Create an easily readable version of an FGD (commandline)

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

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

Modified Compiler with support for large models and textures

The Official Editor for Valve Games

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

Batch compile Source and GoldSrc Maps

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

GUI frontend for Source compiling tools

Generate mazes for your level in GoldSrc

Tool for compiling Maps from hammer

Create a Map using color information through 2D

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

Compiler and Decompiler rolled into one tool

Convert Worldcraft 3.3 Maps into the Radiant Format

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

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

Lists maps for easy maplist.txt

A collection of FGD's for GoldSrc

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

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

Create a custom light style for your goldSrc maps

Decompiles some BSP maps with most support for Nightfire 007