Make any NPC in any game talk back with Fish Audio: skills, a self-hosted voice server and tools for AI coding agents, with a full GTA V example.
The ultimate Geometry Dash modding framework
Eliminate recoil in Rust with automated AK-47 and all-weapon spray pattern scripts, featuring smart detection, customizable strength, and one-click toggle for Logitech and Razer.
Rebuild Star Wars Battlefront II (2017) maps in the browser from your own installed copy: extraction, decoding and a three.js runtime. No game content included.
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A mod manager for easy installation of mods and modloader for Satisfactory
Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation
Unity / XNA game patcher and plugin framework
Point Claude at any game. Skills, tools and the fal MCP that let Claude Code mod almost any PC game you own: recon, reverse engineering, fal-generated art/3D/audio, in-game testing, showcase videos.
Space exploration, trading, and combat game.
A mod to make and play Terraria mods. Supports Terraria 1.4 (and earlier) installations
Mod loader, scripting platform, and VR support for all RE Engine games
The World's First Universal Mod Loader for Unity Games compatible with both Il2Cpp and Mono
Essential hooks for modding with Fabric.
Modding platform for GI, HSR, WW and ZZZ
Xash3D FWGS engine
The modding API for Stardew Valley.
A simple and easy to use mod manager for several games using Thunderstore
Lovingly referred to as the Swiss Army Knife of PC gaming, Special K does a bit of everything.
A modding API for Minecraft: Java Edition, based on Forge
A Bukkit(1.20/1.21) server implementation in modding environment using Mixin. โก
Multi Theft Auto is a game engine that turns Grand Theft Auto: San Andreas into networked multiplayer.
Plugin for IntelliJ IDEA that gives special support for Minecraft modding projects.
A modding utility for Starfield and some Elder Scrolls and Fallout games.
A Linux native mod manager for a variety of games
Community Mod editor/creator for REDengine games.
An all-in-one tool that lets you easly manage BeatSaber versions, maps, mods, and even more.
Skyrim mod to play online!
SourceMod - Source Engine Scripting and Administration
Community-driven advanced graphics modifications for AE, SE and VR.
In-game inspector and debugging tools for applications made with Unity3D game engine
Collection of various BIOS/UEFI-related utilities which aid in research and/or modding purposes.
A tool designed for low-level examination and modification of Unreal Engine game assets by hand.
Xenia Manager is a tool that tries to make using Xenia Emulator easier.
Universal .NET Core Powered Modding Framework for any Native Game X86, X64.
Open source re-implementation of Tomb Raider I, Tomb Raider II and Tomb Raider III, along with additional enhancements and bugfixes
An automated Modlist installer for various games.
C# modding swiss army knife, powered by cecil.
A Balatro Modding Framework
Naev has moved to codeberg! This is just a mirror.
Puts DLSS 5 neural rendering into games that never shipped it, and brings the game's own DLSS up to date - super resolution, ray reconstruction, frame generation. Scans your library, picks one of eight routes, fetches every part from its publisher at run time, then says what happened. One exe, no admin; uninstall puts the game back.
Luma is DX11 games modding framework based on the ReShade Addon system. Multiple mods are currently included, the biggest one being Prey (2017), which refactors its post processing rendering phase (e.g. adding HDR support, DLSS). Mod list here: https://github.com/Filoppi/Luma-Framework/wiki
It's a Doom editor
Open source RTS game running on the Spring/Recoil engine
A modern mod manager for Thunderstore
Voxel world generation modding platform
A complete decompilation of Sonic Mania (2017)
FINAL FANTASY XIV modding, but actually good this time
A complete iOS modding guide, from stock to jailbroken.
Touhou Community Reliant Automatic Patcher
Double weave on high latency, and mishmash of modding tools - especially for fonts and internationalization for Final Fantasy XIV.
Smithbox is a modding tool for Elden Ring, Armored Core VI, Sekiro, Dark Souls 3, Dark Souls 2, Dark Souls, Bloodborne and Demon's Souls.
Mod manager for universal game mods
A Full Decompilation of Sonic CD (2011) & Retro Engine (v3)
OpenCiv3 is an open-source, cross-platform, mod-oriented, modernized remake of Civilization III by the fan community built with the Godot Engine and C#, with capabilities inspired by the best of the 4X genre and lessons learned from modding Civ3.
Grand Theft Auto V modding suite for Blender. This add-on allows the creation of modded game assets: 3D models, maps, interiors, animations, etc.
A framework for modding and instrumenting games.
Game patches for the Xenia emulator
Cooperative multiplayer mod for GTA:SA (in active development)
A modern and faithful open source rebuild of the Tiberian Sun engine.