Level Creation

Simple tool to change VTF versions from 7.5 to 7.4

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.

Collection of the main tools required for mapping with GoldSrc

automatically finds mapfiles to compile in the directory it is run

Decompile GoldSrc .bsp files into Hammer .map files.

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

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

Small utility for helping protect bsp maps

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

Update to ZHLT

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

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

A tool to assist in the compiling of source engine maps

Batch files for killing the compile processes

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

Batch map compiler for GoldSrc

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

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

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

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.

GUI frontend for Source compiling tools

Generates Terrain for Games

A small collection of FGD's for Source

Standalone Compiler for Source Maps

Open-source library for reading and editing BSP files

Standalone Compiler for GoldSrc Maps

The Original official mapping utility from Valve

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

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

Some Dev Texture guides to aid with level creation

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

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

Collection of tools useful for mapping with GoldSrc

Create a Map using color information through 2D

Older free for personal use version of Terragen for sculpting landscapes

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

A tool for compiling maps from VMF to BSP format

Preview a map contained in a BSP file.

Entspy is program for viewing and editing the entities of compiled map

Convert Worldcraft 3.3 Maps into the Radiant Format

Decompiles some BSP maps with most support for Nightfire 007

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

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

Valve Map Extractor modified version (Successor to VMEX)

Well made Russian Level Editor for GoldSrc

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

Older program used for editing entities within bsp maps

Rotates selected entity types in a map

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

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

Simple bindings for debugging maps

Collection of various bspconv exes i have found around the net

Alternative to Hammer

Generate forests within your maps based on surface type

View and Edit the Entity information of a compiled BSP Map

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

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

Aids in nthe process of converting GoldSrc maps into Source maps

Create an easily readable version of an FGD (commandline)

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.

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

Simple tool for converting world units into Hammer Units

The Official Editor for Valve Games

Modified Compiler with support for large models and textures

Quake2/3 map surface generator

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

Lists maps for easy maplist.txt

Tool for compiling Maps from hammer

Inserts instances into a map

Random SP map generator for Half-Life

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

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

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

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

converts Minecraft files into vmf files

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

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