Why we are open source, and how to verify a build
Open source is not a label, it is a check you can run. A short guide to reproducing our binary from the public source and confirming they match.
Encrypted peer to peer social
Light Speed
Private by math, not by policy
A fully end to end encrypted, open source, peer to peer social app with no moderation. Messages and media are viewed once, then deleted forever. No server reads them, no moderator reviews them, no company owns them.
The engineering blog
Notes on the protocol, the threat model, and releases.
Our threat model, in plain language
Who we protect you from, who we do not, and the honest limits of any app that promises privacy. Read this before you trust us with anything.
How the view once relay works
A walk through the path of a single message, from the sender keypad to a single render on the receiver screen, and why nothing readable is ever written to disk.