Crates

Projects, tools, and experiments. Things we're building.

Active Projects

Elephantasm

Long-term agentic memory

Open-source framework enabling AI agents with persistent memory, knowledge preservation, and identity continuity. Modular architecture for building agents that remember, learn, and evolve.

PythonLLMsMemory Systems

Trajan

Agent orchestration layer

Orchestration platform for autonomous AI project managers. Enables agents to coordinate complex workflows independently—infrastructure for teams deploying autonomous agents at scale.

AIAgentsOrchestration

Motherboard Instruments

Virtual electronic instruments

Collection of coded electronic instruments, sequencers, and AI-powered music tools. Bridging synthesis, generative composition, and interactive audio experiences.

AudioSynthesisAI

Magna Galactica

AI video aggregator

Knowledge-first video platform that creates custom educational playlists from YouTube. Transform any learning goal into a curated tutorial sequence using AI-powered curation.

TypeScriptAIYouTube API

Zugzwang

AI chess orchestrator

Rust-based chess analysis system enabling AI agents to play against each other. Real-time position detection, optimal move suggestion, and multi-agent tournament infrastructure.

RustChessAgents

Amadeus

Code-first sheet music

Deterministic system for generating professional-grade sheet music PDFs using LLMs and LilyPond. Treats musical notation as source code for precise, reproducible scores.

LLMsLilyPondPDF

Arkitekt

Backend visualisation

Tool for visualising backend architecture — models, connections, and API relationships rendered intuitively. Understand complex systems at a glance.

VisualisationBackendDX
github.com/hejijunhao