Level Creation

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.

Simple tool for converting world units into Hammer Units

Collection of the main tools required for mapping with GoldSrc

Batch map compiler for GoldSrc

Alternative to Hammer Editor for Level design

Convert maps between Quake3 and Half-Life

Multi Game Map Editor that supports Half-life

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

Older program used for editing entities within bsp maps

Frontend wrapper for netvis

Edit light values inside a Maps RAD file

Update to ZHLT

Create a custom light style for your goldSrc maps

A GUI tool for embedding custom content

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

Small application for viewing map files, Superseded by crafty

Standalone units converter

A tool to generate cl_leveloverview from BSP files

Valve Map Extractor modified version (Successor to VMEX)

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

Batch files for killing the compile processes

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

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

Legacy compilation tools for quake

Batch compile Source and GoldSrc Maps

The Official Editor for Valve Games

Modified versions of the tools used 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.

Convert .BSP files to .MAP files & Extract files from .PAK or .SIN files

Generate mazes for your level in GoldSrc

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

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

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

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

The Original official mapping utility from Valve

Tools supporting the creation of HDR Images for the Engine

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.

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

Optimizes the entities in compiled maps, allowing you to include more entities and also reduce network traffic.

Generates Terrain for Games

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

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

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

A tool for tweaking hammer settings and using multiple texture profiles

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

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

Similar to ZHLT for Goldsrc, it speeds up compilation for Source

Older free for personal use version of Terragen for sculpting landscapes

Small tool for generating Random Source Maps

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

Decompile GoldSrc .bsp files into Hammer .map files.

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

Preview a map contained in a BSP file.

Some Dev Texture guides to aid with level creation

Decrypt files that have been protected with BSPProtect (commandline)

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

Identifies and archives all dependencies for bsp files.

Open-source library for reading and editing BSP files

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

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

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

Tool for compiling Maps from hammer

Inserts instances into a map

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

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

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

Generate forests within your maps based on surface type

A tool to assist in the compiling of source engine maps

Aids in nthe process of converting GoldSrc maps into Source maps

Simple tool to change VTF versions from 7.5 to 7.4

automatically finds mapfiles to compile in the directory it is run

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

Custom DLL that supports transparency in Half-Life for Steam

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

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

Standalone Compiler for Source Maps

Standalone Compiler for GoldSrc Maps