- [Quizmaster](https://github.com/nymanjens/quizmaster) - A web-app for conducting a quiz, including a page for players to enter their answers. `Apache-2.0``Scala`
- [Red Eclipse 2](https://redeclipse.net) - A FOSS Arena First-Person Shooter Similar to Unreal Tournament. ([Source Code](https://github.com/redeclipse/base)) `Zlib/MIT/CC-BY-SA-4.0``C/C++/deb`
- [Romm](https://github.com/zurdi15/romm) `⚠` - RomM (Rom Manager) is a web based retro roms manager integrated with IGDB. `GPL-3.0``Docker`
- [Suroi](https://suroi.io/) - An open-source 2D battle royale game inspired by surviv.io. ([Demo](https://suroi.io/), [Source Code](https://github.com/HasangerGames/suroi)) `GPL-3.0``Nodejs`
- [The Battle for Wesnoth](https://github.com/wesnoth/wesnoth) - The Battle for Wesnoth is an Open Source, turn-based tactical strategy game with a high fantasy theme, featuring both singleplayer and online/hotseat multiplayer combat. `GPL-2.0``C++/deb`
- [Veloren](https://veloren.net/) - Multiplayer RPG. Open-source game inspired by Cube World, Legend of Zelda, Dwarf Fortress and Minecraft. ([Source Code](https://gitlab.com/veloren/veloren)) `GPL-3.0``Rust`
@ -1030,6 +1029,7 @@ _Related: [Games](#games)_
- [Pterodactyl](https://pterodactyl.io/) - Management panel for game servers, with an intuitive UI for end users. ([Source Code](https://github.com/pterodactyl/panel)) `MIT``PHP`
- [PufferPanel](https://www.pufferpanel.com/) - PufferPanel is an open source game server management panel, designed for both small networks and game server providers. ([Source Code](https://github.com/pufferpanel/pufferpanel)) `Apache-2.0``Go`
- [RconCli](https://github.com/gorcon/rcon-cli) - CLI for executing queries on a remote Valve Source dedicated server using the RCON Protocol. `MIT``Go`
- [Romm](https://github.com/zurdi15/romm) `⚠` - RomM (Rom Manager) is a web based retro roms manager integrated with IGDB. `GPL-3.0``Docker`
- [SourceBans++](https://sbpp.github.io/) - Admin, ban, and communication management system for games running on the Source engine. ([Source Code](https://github.com/sbpp/sourcebans-pp)) `CC-BY-SA-4.0``PHP`
- [Sunshine](https://app.lizardbyte.dev/Sunshine/) - Remote game stream host for Moonlight with support up to 120 frames per second and 4K resolution. ([Source Code](https://github.com/LizardByte/Sunshine)) `GPL-3.0``C++/deb/Docker`