Open source & credits
Standing on other people’s work.
The muxr app, CLI, host, pairing flow, and encryption are Apache-2.0. Read the source, fork it, self-host it. Full third-party licence texts ship in the repository's NOTICE and LICENSES/, and in the npm package.
Herdr
The persistent agent runtime muxr connects to. muxr is an independent project, not affiliated with or endorsed by Herdr.
Apache-2.0 · Herdr contributors
Happy
The mobile foundations began as a fork of Happy Coder.
MIT · Happy Coder Contributors
PI WEB
Parts of the original session lifecycle and notification model were derived from PI WEB.
MIT · Federico Jaramillo Martinez
Pi Coding Agent
One of the first-class coding agents available through muxr and Herdr.
MIT · Mario Zechner and contributors
ws
WebSocket transport for the published host.
MIT · Einar Otto Stangvik, Arnout Kazemier, Luigi Pinca and contributors
TweetNaCl
X25519 key agreement and XSalsa20-Poly1305 authenticated encryption for the E2EE data plane.
Public domain / Unlicense
Whisper · whisper.cpp · whisper.rn
Fully on-device dictation with the quantized English Whisper Base model. Audio never leaves the phone.
MIT · OpenAI, the ggml authors, Jhen-Jie Hong
Set in the app’s own type: Bricolage Grotesque and IBM Plex, both under the SIL Open Font License. Also built with Expo and React Native. Agent marks are the app’s own, drawn from each project’s published assets, and belong to their owners.