Level Creation

Simple tool to change VTF versions from 7.5 to 7.4

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.

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

Decompile GoldSrc .bsp files into Hammer .map files.

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

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

this will pack every custom item into your map up to and including map over views

Alternative to Hammer Editor for Level design

Free, Opensource, drop-in editor replacement for Hammer

Great little application for viewing skys used in game

Useful tool for extracting the contents of BSP files

Alternative to Hammer

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

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

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

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

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

Compiler and Decompiler rolled into one tool

Simple bindings for debugging maps

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

Small collection of obfuscation techniques for maps

Preview a map contained in a BSP file.

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

Create Displacements for your maps

automatically finds mapfiles to compile in the directory it is run

Modified versions of the tools used in the Map compilation process

Custom DLL that supports transparency in Half-Life for Steam

Convert Worldcraft 3.3 Maps into the Radiant Format

Simple tool for converting world units into Hammer Units

Aids in nthe process of converting GoldSrc maps into Source maps

View and Edit the Entity information of a compiled BSP Map

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.

Basic Model viewer for GoldSrc

Collection of tools useful for mapping with GoldSrc

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

Update to ZHLT

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

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

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

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

ZHLT rebuilt and up to date with latest engine build

Modified Compiler with support for large models and textures

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

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

Create a Map using color information through 2D

GUI Compiler for Source Maps

Small tool for generating Random Source Maps

Inserts instances into a map

Standalone Compiler for GoldSrc Maps

Decrypt files that have been protected with BSPProtect (commandline)

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

The Original official mapping utility from Valve

Batch compile Source and GoldSrc Maps

A GUI tool for embedding custom content

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

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

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

Creates .Res files for Source games running on a server

Tool for compiling Maps from hammer

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

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

A tool to assist in the compiling of source engine maps

Quake2/3 map surface generator

Create an easily readable version of an FGD (commandline)

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

Identifies and archives all dependencies for bsp files.

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

A small VMF to JSON parser

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

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

Q3 .map to HL2 .vmf converter

Collection of various bspconv exes i have found around the net

Convert maps between Quake3 and Half-Life

Batch compiler for automating Map Compilation

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

A tool for tweaking hammer settings and using multiple texture profiles

Small prefab to help protect your map

Older free for personal use version of Terragen for sculpting landscapes

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

GUI Compiler for Half-Life Maps