Level Creation

A tool to generate cl_leveloverview from BSP files

Modified Compiler with support for large models and textures

Tools supporting the creation of HDR Images for the Engine

Small prefab to help protect your map

Hack the colors in WorldCraft

Frontend wrapper for netvis

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

Random SP map generator for Half-Life

Modify the entities of a .map file by editing its text

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

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

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

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

Edit the entities of Source and GoldSrc games

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

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

A small collection of FGD's for Source

Adjust the light levels in a map

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

Collection of tools useful for mapping with GoldSrc

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

Aids in nthe process of converting GoldSrc maps into Source maps

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.

Older free for personal use version of Terragen for sculpting landscapes

A GUI tool for embedding custom content

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

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

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

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

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

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.

Editor used for 007 Nightfire map creation

Batch compile Source and GoldSrc Maps

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

Edit light values inside a Maps RAD file

View and Edit the Entity information of a compiled BSP Map

Convert maps between Quake3 and Half-Life

Generates Terrain for Games

Update to ZHLT

Alternative Map Editor for GoldSrc games

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

Create Displacements for your maps

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

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

ZHLT rebuilt and up to date with latest engine build

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

Small utility for helping protect bsp maps

Older program used for editing entities within bsp maps

The Official Editor for Valve Games

Custom DLL that supports transparency in Half-Life for Steam

Valve Map Extractor modified version (Successor to VMEX)

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

Joiner is a little application that reads in a template .vmf file and produces a new .vmf filled with supports based on your template and customised settings or config.

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

Batch files for killing the compile processes

Creates .Res files for Source games running on a server

Small tool for generating Random Source Maps

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

GUI frontend for Source compiling tools

Batch compiler for automating Map Compilation

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

Small collection of obfuscation techniques for maps

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

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

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

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

Alternative to Hammer

Generate forests within your maps based on surface type

Alternative Map Editor for GoldSrc games

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

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

Useful tool for extracting the contents of BSP files

A tool to assist in the compiling of source engine maps

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

Windows interface that frontends the compiling utilities

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

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

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

Preview a map contained in a BSP file.

Preview a map contained in a BSP file.