There are 2 repositories under level-design topic.
Realtime-CSG, CSG level editor for Unity
Work in progress prototype for the Chisel Level Editor, for Unity
A tool to assist in the compiling of source engine maps
A starter kit to consolidate various tools and resources into one comprehensive package, facilitating the quick and easy creation of Quake and GoldSrc engine-based maps with just a few clicks.
Unity level design plugin that adds support for Quake .MAP / Half-Life .RMF / Source .VMF, Q1 HL1 .WAD textures, and .FGD export.
A helpful unity window to aid in world building / prefab organization
Level Buddy add-on ported to Blender 3.0
2D Shape Editor for Unity Editor to create complex 3D meshes out of 2D shapes with RealtimeCSG support.
Open-source Procedural Object Spawner Tool | for Unity Engine
Implementation of Raymarched Volumetric Fog in Unity's Universal Render Pipeline
Create a blueprint in Godot Engine to organize levels/rooms of a game and their interconnections. Useful for metroidvanias or non-linear games.
code and data repository for "Game Level Layout from Design Specification"
A curated list of awesome resources and tools for game level design.
Modernized Lighting System of Unreal Gold / Tournament (1996-1999) for Unity.
DOOM level generation using Generative Adversarial Networks
Unity creation tool, speeding up scene creation, workflows and empowering level designers.
A procedural node based tool for Unity engine
Level Buddy add-on for Blender written by Matt Lucas (mirror)
A map editor designed for rapid iteration
Repository for community created maps for oc.tc
Prototype solution for level design visual scripting using Unity Engine
An asset builder and package manager for Dæmon based games
The sources of my maps or levels for the Quake series FPS games, published under the GPL.
Simple level maker made with unity and csharp
The parent asset repository for the Unvanquished game project
A collection of maps for Source Engine based mods.
Publicly available maps used by warz.one
🎨 This script turns your source sprite in a prefab composition of GameObjects based on it assigned "GameObject: Color" pairs.
Fan engine for the addictive video game series BIT.TRIP
Source Engine inspired Inputs and Outputs system for Unity.
RPG Quest Generator using genetic algorithm - playable by a CLI RPG game interface
Measure the Soulslikability of your level design.