Open source. Open possibilities.

Ray is a unified framework for scaling AI and Python applications from a single laptop to a distributed cluster.

Open-source LLM-powered roleplay simulation engine built as an Electron/NodeJS app. Features persistent world state, dynamic character evolution, scripted behaviors, and compatibility with any language model.

A local, LLM-powered single-player text adventure RPG with a persistent world, d100 checks, English/Russian play, model/provider settings, and a local spending ledger.

AI-powered novel RPG engine: import PDF novels or play built-in classics, role-play as characters, and make choices that alter stats, relationships, and story divergence.

Local-first browser text RPG framework: author world cards, connect your own LLM, and play with streaming narration, NPCs, d20 checks, saves, hex maps, and PWA offline support.

Otaku is a free, local LLM frontend for roleplay, offering web and terminal interfaces. It supports local and cloud LLMs, manages long context via scene summaries, and imports SillyTavern chats and character cards.

Theseus's Brain, a Chinese pure-text roguelike for AI: played over MCP stdio, centered on reincarnation, memory, and irreversible mechanization; zero dependencies, with CLI, HTTP bridge, and full English translation.

Generative interactive fiction text adventure using LLMs to narrate scenes and characters, with persistent world state stored as markdown files in git repos.

AI-powered real-time visual novel engine with streaming narrative, character sprites, scene backgrounds, branching choices, and co-creation. Runs as desktop app or browser via FastAPI+SSE.

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.

WorldLines is a multi-agent simulation engine for AI role-play, where a world-agent orchestrates independent soul-agents—each with private memory, mind, and agenda—in a file-backed, event-sourced living world.

An interactive storytelling framework that uses LLMs to generate dynamic narratives based on predefined, graph-based story paths.

Nexus Unity is an open-source automation package that runs a local JSON-RPC server inside the Unity Editor to enable AI tools and developer workflows to control the editor.

UE5 asset workbench plugin enables scripts and AI agents to read, edit, import, migrate, and audit Unreal Engine 5 uasset files by exporting structured JSON and applying changes via commandlets, supporting Blueprints, animations, widgets, materials, Niagara, levels, etc.

TaleWeaver is a self-hosted browser-based AI text-adventure engine with an AI gamemaster, adventure editor, RPG mechanics, voice narration/speech input, and Docker/SQLite deployment.