Level Creation

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

Editor used for 007 Nightfire map creation

Multi Game Map Editor that supports Half-life

Alternative Map Editor for GoldSrc games

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

automatically finds mapfiles to compile in the directory it is run

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

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

Small collection of obfuscation techniques for maps

Generate forests within your maps based on surface type

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

Useful tool for extracting the contents of BSP files

GUI Compiler for Source Maps

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

Modified Compiler with support for large models and textures

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

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

Tool for compiling Maps from hammer

Preview a map contained in a BSP file.

Frontend wrapper for netvis

Batch compiler for automating Map Compilation

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

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

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

Create a custom light style for your goldSrc maps

Standalone units converter

Create Displacements for your maps

Batch map compiler for GoldSrc

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

The only native Mac OS X level editor for Quake 1

Map viewer for Valve's GoldSrc engine (needs to be compiled)

Generate mazes for your level in GoldSrc

Standalone Compiler for GoldSrc Maps

Rotates selected entity types in a map

GUI Compiler for Half-Life Maps

Tools supporting the creation of HDR Images for the Engine

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

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

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

Inserts instances into a map

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

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

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

Adjust the light levels in a map

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

A small collection of FGD's for Source

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

Decompiles some BSP maps with most support for Nightfire 007

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.

Simple tool for converting world units into Hammer Units

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

Older free for personal use version of Terragen for sculpting landscapes

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

A tool to assist in the compiling of source engine maps

Decompile GoldSrc .bsp files into Hammer .map files.

Quake2/3 map surface generator

Older program used for editing entities within bsp maps

Some Dev Texture guides to aid with level creation

The Original official mapping utility from Valve

Custom DLL that supports transparency in Half-Life for Steam

Collection of the main tools required for mapping with GoldSrc

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

Legacy compilation tools for quake

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

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.

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

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

Modified versions of the tools used in the Map compilation process

Edit light values inside a Maps RAD file

Update to ZHLT

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

Open-source library for reading and editing BSP files

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

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 to change VTF versions from 7.5 to 7.4

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

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

Well made Russian Level Editor for GoldSrc

Analyzes and reports on errors in the map compilation process

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