Open source. Open possibilities.

Zettlr is a privacy-first, open-source publication workbench designed for academic and professional writing, featuring Zettelkasten support and deep integration with reference managers.

A modern web client for PokerTH Texas Hold'em that runs in any browser via WebSocket-to-TCP proxy. Play online against real opponents or offline against bots, supports PWA installation, themed customization, and syncs settings across devices with a registered account.

PlayCanvas is an open-source 3D game engine for browsers, supporting WebGL2/WebGPU, XR, physics, and glTF assets. Ideal for games, visualizations, and interactive apps.

Modern Multi-User Dungeon server in TypeScript with Telnet, WebSocket, React drag-and-drop world builder, MCP server, and JSON/SQLite/PostgreSQL storage.

WarriorJS is an open‑source programming game where you write JavaScript or TypeScript to guide a warrior through puzzle‑filled towers, battling enemies and solving logic challenges. It teaches coding while playing.

Liyuan is a role-playing application centered on AI Agent, optimizing memory via the harness layer and introducing decision cards that let users drive the plot, supporting save branches, custom knowledge and material libraries, and compatibility with mainstream character cards and world book formats.

MMOLite is a fantasy MMO RPG with Node.js/Socket.IO server and Love2D client, featuring gacha cards, dungeons, raids, guilds, and player economy. Playable but UI lags backend; no art/audio in repo.

An MCP server that enables AI agents to launch, control, and monitor games via an HTTP debug interface, featuring dynamic tool discovery and multi-instance support.