Lighthouse

Your local-first AI vault. Curate exactly which files your AI can see — then chat, grounded over them. Your documents never leave your machine.

Download for Windows

Free 14-day trial · Windows 10/11 · other platforms

View on GitHub

You decide what's visible

Toggle individual files in and out of your AI's view. Nothing is shared unless you include it.

Link in place

Reference files where they already live on disk — no copies, no syncing, no cloud.

Grounded answers

Chat over your own documents with citations back to the source.