📢 Production-ready python event bus library with support for async and sync handlers, forwarding betwen busses w/ parent event tracking + loop prevention, FIFO and concurrency options, and WAL persistence. Powers the browser-use library.
Parley — a transport-agnostic MCP seam for messages, context sharing, and task hand-off between humans, chat bots, and coding agents. Runs on local SQLite, Redis, Matrix, XMPP, or NATS.