Open Source Games
Sort By:
Browse free open source Games and projects for Mac and Linux below. Use the toggles on the left to filter open source Games by OS, license, language, programming language, and project status.
-
Gen AI apps are built with MongoDB AtlasMongoDB Atlas is the developer-friendly database used to build, scale, and run gen AI and LLM-powered apps—without needing a separate vector database. Atlas offers built-in vector search, global availability across 115+ regions, and flexible document modeling. Start building AI apps faster, all in one place.
-
Yeastar: Business Phone System and Unified CommunicationsUser-friendly, optimized, and scalable, the Yeastar P-Series Phone System redefines business connectivity by bringing together calling, meetings, omnichannel messaging, and integrations in one simple platform—removing the limitations of distance, platforms, and systems.
-
1
Open Aimbot
Universal Aim Assist Framework
Open Aimbot is a universal open source framework. It offers a wide selection of extensive functionality. We develop various utilities for Roblox, security systems, protection and scripts for specific games, and general scenarios. -
2
DOSBox
An Open Source DOS emulator to run old DOS games
DOSBox emulates a full x86 pc with sound and DOS. Its main use is to run old DOS games on platforms which don't have DOS (Windows 7, 8, 8.1 and 10 / Linux / FreeBSD / Mac OS X)">
-
3
Extreme Injector
DLL injector for gaming and other uses
Extreme Injector is a software tool commonly used to inject Dynamic Link Libraries (DLLs) into other processes running on a Windows system. Often used in gaming and software development, this tool allows users to modify or add custom functionality to a target application by "injecting" DLL files, which can influence the application's behavior or provide additional features. Extreme Injector is popular in the gaming community for enabling modifications or "mods" in games, but it also has potential misuse in game cheating and malware deployment, as it allows for altering applications in ways the original developers may not have intended. -
4
Sunshine
Self-hosted game stream host for Moonlight
Sunshine is an open-source self‑hosted cloud gaming server that implements NVIDIA’s GameStream protocol. Compatible with Moonlight clients across platforms, it supports low‑latency streaming via software or hardware encoding (AMD/Intel/NVIDIA) and offers a browser‑based control UI for pairing. -
GR4VY: Payment Orchestration PlatformGr4vy’s payment orchestration platform empowers enterprise merchants and platforms to optimize their stack and create bespoke checkout experiences, giving you full control over your payment strategy.
-
5
Delta Executor For PC
Use the Delta Executor APK with Roblox on a Windows PC.
This project allows the Delta Executor APK to be compatible with Roblox running natively on a Windows PC. Delta Executor For PC emulates the necessary environment to run the APK and integrates it with the Roblox process running on your Windows machine. If the Delta Executor APK is not found, the project will automatically download it. The "DeltaExecutorVector.svg" file is just the logo in vector format. How to run 1. It's good practice to always first read the source code. 2. Click the download button above. 3. Unzip and run the executable as administrator, choose a location, and click install. 4. Locate the application, and run it. 5. If you would prefer to use your own APK, place it in the same folder as the application. This APK will be used instead of downloading a new one. How to build 1. Download and install Rust (https://www.rust-lang.org/tools/install). 2. Download the source code. 3. In the project directory run "cargo run --release". -
6
Amulet Map Editor
A new Minecraft world editor and converter
The new age Minecraft world editor and converter that supports every version since Java 1.12 and Bedrock 1.7. Amulet is a Minecraft world editor built from the ground up with the lessons learnt from previous editors in mind. The program works natively with the block state format introduced in 1.13 which enables editing of all world formats. Amulet is built on top of a world converter that converts all world data into a custom superset format. This means that all worlds can be modified in the same way rather than having custom logic for each world format. Amulet comes with a built-in world converter that can be used to convert any world Amulet can open into any other world Amulet can open. -
7
Battle for Wesnoth
A strategy game with a high fantasy theme
The Battle for Wesnoth is a Free, turn-based tactical strategy game with a high fantasy theme, featuring both single-player, and online/hotseat multiplayer combat. Fight a desperate battle to reclaim the throne of Wesnoth, or take hand in any number of other adventures. -
8
OpenSource OpenGL Multiplayer Multiplatform Battle Zone capture the Flag. 3D first person tank game. Download the latest version at https://www.bzflag.org/downloads/ Development has moved to Github: https://github.com/BZFlag-Dev/bzflag (The SourceForge binary releases for Windows and macOS are very outdated. Please download the latest version from our website.)
-
9
MCA Selector
A tool to select chunks from Minecraft worlds for deletion or export
An external tool to export or delete selected chunks and regions from a world save of Minecraft Java Edition. -
Odoo Business ApplicationsOdoo is a fully integrated, customizable, open-source software packed with hundreds of expertly designed business applications. Odoo’s intuitive database is able to meet a majority of business needs, such as: CRM, Sales, Project, Manufacturing, Inventory, and Accounting, just to name a few.
-
10
simutrans
A free transportation simulator game
Simutrans is a cross-platform simulation game where players try to successfully manage transportation systems between places by land, air, and water for passengers, mail, and goods. Planes, ships, trains, trams, trucks, buses, or monorails are at your disposal, but factories operate based on contracts and passengers can only travel to their set destinations. -
11
tModLoader
A mod to make and play Terraria mods. Supports Terraria 1.4
tModLoader (TML) is an open-source, community-driven, modification and expansion of the Terraria game that makes it possible to make and play mods. TML expands your Terraria adventures with new content to explore created by the Terraria community! TML allows players to create and play Terraria mods and is designed in such a way so that you can play alone or together with friends, with one mod or with multiple mods, choose to play however you like! It is however required that all your friends also install TML if you want to play together; vanilla users can't play with TML users. First and foremost, TML is largely a community endeavor, built by the community; used by the community. Without all the contributions people in the community have made over the years, TML would not be in the state it is in. TML is a free-to-use modification of the game and will stay that way. -
12
LucasChessR
Gui of chess
-
13
Stellarium
A planetarium software that shows a 3D simulation of the night sky
Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc. -
14
Godot Engine
Godot is a powerful cross-platform game engine
Godot was created to provide a fully free, open source game development environment. To compile from source see the official docs here https://docs.godotengine.org/en/latest/development/compiling/ -
15
FlightGear - Flight Simulator
FlightGear Flight Simulator: free open-source multiplatform flight sim
Founded in 1997, FlightGear is developed by a worldwide group of volunteers, brought together by a shared ambition to create the most realistic flight simulator possible that is free to use, modify and distribute. FlightGear is used all over the world by desktop flight simulator enthusiasts, for research in universities and for interactive exhibits in museums. FlightGear features more than 400 aircraft, a worldwide scenery database, a multi-player environment, detailed sky modelling, a flexible and open aircraft modelling system, varied networking options, multiple display support, a powerful scripting language and an open architecture. Best of all, being open-source, the simulator is owned by the community and everyone is encouraged to contribute. -
16
LOTRO Companion
A companion for your LOTRO activities
LOTRO Companion is a desktop application. It manages characters of the Lord of the Rings Online (LOTRO) MMORPG. It has 3 main goals: - track the status of one or several characters: current gear, deeds, quests, collections... - simulate gear/virtues, compute result stats and analyze stats contributions - lore database: quests, items, deeds, mounts, pets... Character data is imported from the game client running locally. See https://discord.gg/t2J4GDq See https://www.facebook.com/lotrocompanion/ -
17
Bunni Roblox Executor
Download Bunni Executor, the ultimate keyless Roblox script executor
Bunni is one of the most powerful script executor for Roblox on Windows PC. It allows users to run custom scripts with up to 95% success on sUNC, unlocking new features and enhancing the overall gaming experience. For Roblox players who want to improve their gameplay, level up faster, or experiment with custom Lua scripts, Bunni Executor is a well-known tool. Originally rebranded as Swift, it has now been rebuilt and relaunched under the name Bunni Executor. Whether you’re a beginner or an experienced player, using scripts requires a proper setup and a reliable executor that is regularly updated to stay compatible with the latest Roblox versions. A high-quality script executor should support a wide range of scripts, assist developers in learning and testing Roblox Lua code, and help players automate gameplay for a smoother, more enjoyable experience">
-
18
Cheat Engine
A development environment focused on modding
Cheat Engine is an open source development environment that’s focused on modding, or modifying single player games running under window so you can play them according to your personal preferences. You can make games harder or easier as you wish, through various mod options. It also comes with many other features to help debug games and other applications, and protect your system by letting you inspect memory modifications by backdoors. Cheat Engine also comes with extensive scripting support, so experienced developers can create and share their own applications with ease. -
19
AimAhead
The fastest AI powered Aimbot
AimAhead is an AI-powered aim assist tool designed for high-speed target acquisition. It captures the screen, processes the image through a selected AI model to detect enemies, and then aims towards them. Optimized for NVIDIA graphics cards, AimAhead converts ONNX models to TensorRT engine files for enhanced performance, achieving between 100 to 200 cycles per second depending on the model used. -
20
Mechvibes
Play mechanical keyboard sounds, typewriter sound as you type
It's a side project that I made for myself since when I use my own mechanical keyboard at late night or in the office and my parents and my coworkers hate that a lot because the sound of the keyboard is very loud (especially in quiet places). So if you are facing this issue just like me then this product is for you! - Plays typewriter sound - You can add more keyboard sound set by recording any sound you like and add them to this app with some easy steps. - Use your laptop keyboard or non-mechanical keyboard at work and still hear your loved sound. - Use this app as any purpose as you want (such as demo for the buyer about the keyboard sound before they buy it, custom any sound for any key...) With Mechvibes Editor, you can create a new sound pack, edit existing sound pack or share them with your friends. -
21
Hello Minecraft! Launcher
A Minecraft Launcher which is multi-functional, cross-platform
HMCL is a cross-platform Minecraft launcher that supports Mod Management, Game Customizing, ModLoader Installing (Forge, NeoForge, Fabric, Quilt, LiteLoader, and OptiFine), Modpack Creating, UI Customization, and more. HMCL has amazing cross-platform capabilities. It can not only run on different operating systems such as Windows, Linux, and macOS, but also supports multiple CPU architectures such as x86, ARM, MIPS, and LoongArch. You can easily play Minecraft on different platforms through HMCL. -
22
NBTExplorer
A graphical NBT editor for all Minecraft NBT data sources
NBTExplorer is an open source graphical NBT (Named Binary Tag) data editor for Minecraft. It supports reading and writing in a number of formats including Standard NBT files (e.g. level.dat), Schematic files, Uncompressed NBT files (e.g. idcounts.dat), Minecraft region files and more. -
23
opentrack
Head tracking app for games and flight simulation software
opentrack is an application that can track users' head movements and relay this information to games and flight simulation software. It allows for output shaping, filtering, and the codebase builds on Windows, OSX and GNU/Linux. -
24
DeSmuME
DeSmuME is a Nintendo DS emulator
DeSmuME is the most seasoned open source Nintendo DS emulator. It sports tools designed for hackers, speedrunners, youtubers, and casual gamers. Homebrew programs are supported and can even be debugged through GDB. The Windows and OSX versions are both relatively feature rich, and there is a small universe of forks and mods that add even more features for casual gaming. DeSmuME is the origin of RetroArch and OpenEmu Nintendo DS support and is used by several mobile Nintendo DS emulators, with the notable exception of DraStic. DeSmuME's source code is now hosted at https://github.com/TASVideos/desmume/ win32 autobuilds @ https://ci.appveyor.com/project/zeromus/desmume/build/artifacts -
25
Prism Launcher
Custom launcher for Minecraft to easily manage installations
An Open Source Minecraft launcher with the ability to manage multiple instances, accounts, and mods. Focused on user freedom and free redistributability. Install and launch modpacks easily, while keeping them clean. No longer do you need to manually install them, and easily update mod packs, Prism Launcher can do these tasks for you, without installing tons of separate launchers. Prism Launcher is able to download & update individual mods from outside of modpacks using Modrinth and CurseForge. Each Minecraft instance has its own folder, with separate mods, resource packs and other things. You don't need an embedded web browser as a game launcher. Prism Launcher uses the Qt toolkit, which requires little system resources. Prism Launcher also lets you customize the menu and supports custom themes.