Level Creation

Standalone units converter

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

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

The Official Editor for Valve Games

A small collection of FGD's for Source

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

View and Edit the Entity information of a compiled BSP Map

GUI Compiler for Half-Life Maps

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

Small application for viewing map files, Superseded by crafty

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

Useful tool for extracting the contents of BSP files

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

Modified Compiler with support for large models and textures

Simple tool for converting world units into Hammer Units

Batch map compiler for GoldSrc

Q3 .map to HL2 .vmf converter

Collection of tools useful for mapping with GoldSrc

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

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

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

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

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

Generate forests within your maps based on surface type

Modified versions of the tools used in the Map compilation process

Standalone Compiler for GoldSrc Maps

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

automatically finds mapfiles to compile in the directory it is run

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

hlfix is a tool that converts Worldcraft/VHE format files (.rmf) to standard .map files

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

A collection of FGD's for GoldSrc

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

Frontend wrapper for netvis

Open-source library for reading and editing BSP files

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

The only native Mac OS X level editor for Quake 1

Convert maps between Quake3 and Half-Life

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

Custom DLL that supports transparency in Half-Life for Steam

Multi Game Map Editor that supports Half-life

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

A tool for compiling maps from VMF to BSP format

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

Well made Russian Level Editor for GoldSrc

A GUI tool for embedding custom content

Small tool for generating Random Source Maps

Simple tool to change VTF versions from 7.5 to 7.4

Valve Map Extractor modified version (Successor to VMEX)

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

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

Some Dev Texture guides to aid with level creation

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

A tool for tweaking hammer settings and using multiple texture profiles

Decompiles some BSP maps with most support for Nightfire 007

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

Older program used for editing entities within bsp maps

Quake2/3 map surface generator

Decrypt files that have been protected with BSPProtect (commandline)

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.

Simple bindings for debugging maps

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

Adjust the light levels in a map

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

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

RandMap is a random map generator for Half-Life

Preview a map contained in a BSP file.

Edit the entities of Source and GoldSrc games

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

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

converts Minecraft files into vmf files

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

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.

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.

Compiler and Decompiler rolled into one tool

A small VMF to JSON parser

Simple tool to dump raw data from Valve's map files.

The Original official mapping utility from Valve

Analyzes and reports on errors in the map compilation process