Thread is in private beta. We review every request by hand — we want to know who's using it and what for so we can shape the product around real work, not abstract personas. Tell us about you and we'll send the download link within 24 hours.
Thread is signed and notarized by Apple. Once approved, installs live in /Applications/Thread.app and store data in ~/Library/Application Support/Thread. We don't share your email with anyone.