Level Creation

Batch files for killing the compile processes

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.

The Original official mapping utility from Valve

A GUI tool for embedding custom content

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

GUI Compiler for Source Maps

Batch compiler for automating Map Compilation

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

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

Alternative to Hammer Editor for Level design

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

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

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

Small utility for helping protect bsp maps

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

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

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

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

Basic Model viewer for GoldSrc

Small tool for generating Random Source Maps

Well made Russian Level Editor for GoldSrc

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

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

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

Modified versions of the tools used in the Map compilation process

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.

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

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.

Creates .Res files for Source games running on a server

GUI frontend for Source compiling tools

Quake2/3 map surface generator

Decrypt files that have been protected with BSPProtect (commandline)

A small VMF to JSON parser

A tool for tweaking hammer settings and using multiple texture profiles

Small collection of obfuscation techniques for maps

Alternative to Hammer

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

Generate forests within your maps based on surface type

Some Dev Texture guides to aid with level creation

Simple tool to change VTF versions from 7.5 to 7.4

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

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

Small prefab to help protect your map

Decompile Source .bsp files into Hammer .vmf files. Successor to VMEX

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

Decompiles some BSP maps with most support for Nightfire 007

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

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

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

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

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

This is Badger. It's a tool to generate levels for Half-Life 2, Black Mesa.

Update to ZHLT

Legacy compilation tools for quake

Custom DLL that supports transparency in Half-Life for Steam

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

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

Inserts instances into a map

Tool for compiling Maps from hammer

Simple tool for converting world units into Hammer Units

Generate mazes for your level in GoldSrc

Open-source library for reading and editing BSP files

automatically finds mapfiles to compile in the directory it is run

Collection of tools useful for mapping with GoldSrc

Valve Map Extractor modified version (Successor to VMEX)

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

A small collection of FGD's for Source

Preview a map contained in a BSP file.

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

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

Older free for personal use version of Terragen for sculpting landscapes

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

The only native Mac OS X level editor for Quake 1

A collection of FGD's for GoldSrc

View and Edit the Entity information of a compiled BSP Map

A tool for compiling maps from VMF to BSP format

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

Compiler and Decompiler rolled into one tool

Rotates selected entity types in a map

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