piclaw (rcarmo/piclaw) by Rui Carmo (@rcarmo) is a self-hosted agent sandbox with a streaming web UI, described as “I am going to build my own OpenClaw, with blackjack… and bun!” It is built with Bun/TypeScript.
The project features a streaming web UI with Markdown, KaTeX, Mermaid, and Adaptive Cards rendering. State is persisted via SQLite. The built-in environment includes a terminal (Ghostty), code editor, Office/PDF/CSV/image/video viewers, draw.io, kanban board, mindmap, and VNC client. Includes an experimental Docker-free install path.