Level Creation

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

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

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

Quake2/3 map surface generator

Lists maps for easy maplist.txt

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.

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

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

ZHLT rebuilt and up to date with latest engine build

Identifies and archives all dependencies for bsp files.

Useful tool for extracting the contents of BSP files

Older free for personal use version of Terragen for sculpting landscapes

Free, Opensource, drop-in editor replacement for Hammer

Batch files for killing the compile processes

Tool for compiling Maps from hammer

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

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

Collection of various bspconv exes i have found around the net

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

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

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

Multi Game Map Editor that supports Half-life

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

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

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

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

A small collection of FGD's for Source

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

Standalone Compiler for GoldSrc Maps

GUI Compiler for Source Maps

A small VMF to JSON parser

Valve Map Extractor modified version (Successor to VMEX)

Alternative to Hammer

Batch map compiler for GoldSrc

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

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

The Original official mapping utility from Valve

Creates .Res files for Source games running on a server

Preview a map contained in a BSP file.

A tool for tweaking hammer settings and using multiple texture profiles

Older program used for editing entities within bsp maps

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

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

Decrypt files that have been protected with BSPProtect (commandline)

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

Convert Worldcraft 3.3 Maps into the Radiant Format

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

automatically finds mapfiles to compile in the directory it is run

Standalone Compiler for Source Maps

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

Simple tool to change VTF versions from 7.5 to 7.4

Small prefab to help protect your map

The Official Editor for Valve Games

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

Edit light values inside a Maps RAD file

Generate forests within your maps based on surface type

Collection of tools useful for mapping with GoldSrc

View and Edit the Entity information of a compiled BSP Map

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.

Modified versions of the tools used in the Map compilation process

Small collection of obfuscation techniques for maps

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

A GUI tool for embedding custom content

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

Update to ZHLT

Q3 .map to HL2 .vmf converter

Frontend wrapper for netvis

Basic Model viewer for GoldSrc

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

Analyzes and reports on errors in the map compilation process

Convert maps between Quake3 and Half-Life

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

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

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

Collection of the main tools required for mapping with GoldSrc

GUI frontend for Source compiling tools

Open-source library for reading and editing BSP files

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.

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

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