Level Creation

Analyzes and reports on errors in the map compilation process

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

Update to ZHLT

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

This is an modified version of VHLT v34 by Uncle Mike designed for the Xash3D engine (bsp v31)

Create a custom light style for your goldSrc maps

Well made Russian Level Editor for GoldSrc

Basic Model viewer for GoldSrc

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

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

Useful tool for extracting the contents of BSP files

Small prefab to help protect your map

A tool for compiling maps from VMF to BSP format

Standalone Compiler for Source Maps

Rotates selected entity types in a map

Small application for viewing map files, Superseded by crafty

Batch compiler for automating Map Compilation

Edit the entities of Source and GoldSrc games

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

A tool for tweaking hammer settings and using multiple texture profiles

Lists maps for easy maplist.txt

Hack the colors in WorldCraft

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

Simple tool to change VTF versions from 7.5 to 7.4

Adjust the light levels in a map

Convert maps between Quake3 and Half-Life

Aids in nthe process of converting GoldSrc maps into Source maps

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.

Compiler and Decompiler rolled into one tool

Create a Map using color information through 2D

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

Small utility for helping protect bsp maps

RandMap is a random map generator for Half-Life

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

GUI frontend for Source compiling tools

Identifies and archives all dependencies for bsp files.

Valve Map Extractor modified version (Successor to VMEX)

A GUI tool for embedding custom content

Older program used for editing entities within bsp maps

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

A tool to generate cl_leveloverview from BSP files

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)

The Official Editor for Valve Games

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

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

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

Random SP map generator for Half-Life

Multi Game Map Editor that supports Half-life

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

This program will help you to manage all your customs files, for your maps , texture, models or mods

Convert Worldcraft 3.3 Maps into the Radiant Format

Windows interface that frontends the compiling utilities

Alternative to Hammer Editor for Level design

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

The Original official mapping utility from Valve

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

Alternative Map Editor for GoldSrc games

A small collection of FGD's for Source

Decrypt files that have been protected with BSPProtect (commandline)

Simple tool for converting world units into Hammer Units

Open-source library for reading and editing BSP files

Frontend wrapper for netvis

The only native Mac OS X level editor for Quake 1

Tools supporting the creation of HDR Images for the Engine

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.

Preview a map contained in a BSP file.

automatically finds mapfiles to compile in the directory it is run

Simple bindings for debugging maps

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

Collection of tools useful for mapping with GoldSrc

ZHLT rebuilt and up to date with latest engine build

Batch compile Source and GoldSrc Maps

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

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

Quake2/3 map surface generator

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

View and Edit the Entity information of a compiled BSP Map

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

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