Level Creation

Collection of tools useful for mapping with GoldSrc

Identifies and archives all dependencies for bsp files.

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

Some Dev Texture guides to aid with level creation

Small tool for generating Random Source Maps

Editor used for 007 Nightfire map creation

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

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

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

The only native Mac OS X level editor for Quake 1

Preview a map contained in a BSP file.

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

Adjust the light levels in a map

converts Minecraft files into vmf files

Q3 .map to HL2 .vmf converter

Free, Opensource, drop-in editor replacement for Hammer

Legacy compilation tools for quake

Useful tool for extracting the contents of BSP files

Small utility for helping protect bsp maps

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

Valve Map Extractor modified version (Successor to VMEX)

Older free for personal use version of Terragen for sculpting landscapes

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

Small collection of obfuscation techniques for maps

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

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

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

Edit the entities of Source and GoldSrc games

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

A small collection of FGD's for Source

The Original official mapping utility from Valve

Tools supporting the creation of HDR Images for the Engine

Open-source library for reading and editing BSP files

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

Creates .Res files for Source games running on a server

Alternative Map Editor for GoldSrc games

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

Collection of the main tools required for mapping with GoldSrc

A GUI tool for embedding custom content

A tool for tweaking hammer settings and using multiple texture profiles

Preview a map contained in a BSP file.

Alternative to Hammer

Create an easily readable version of an FGD (commandline)

Small application for viewing map files, Superseded by crafty

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.

Lists maps for easy maplist.txt

A tool to generate cl_leveloverview from BSP files

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

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

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

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

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

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

automatically finds mapfiles to compile in the directory it is run

Simple tool to change VTF versions from 7.5 to 7.4

GUI frontend for Source compiling tools

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

Convert Worldcraft 3.3 Maps into the Radiant Format

Hack the colors in WorldCraft

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

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

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

Decompiles some BSP maps with most support for Nightfire 007

Standalone Compiler for Source Maps

Analyzes and reports on errors in the map compilation process

Basic Model viewer for GoldSrc

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

The Official Editor for Valve Games

Batch files for killing the compile processes

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

Generate forests within your maps based on surface type

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

Create a custom light style for your goldSrc maps

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

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

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

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.

Alternative to Hammer Editor for Level design

Generates Terrain for Games