An AI workspace · Open source
Bring every model into a place that lasts.
— Chapter 01
Built tothink.
§01.1Every conversation worth having needs a place to begin, and somewhere to return.
§01.2DOUB Chat gives intelligence a room of its own — calm, persistent, and undeniably yours.
§01.3Models, files, tools, and people meet on a single canvas. Nothing is lost. Nothing is hidden.
— Chapter 02
Built tolast.
§02.1The internet asks you to refresh, retry, and renew. We built something to keep.
§02.2Open source, Apache-licensed, and architecturally small on purpose.
§02.3Deploy it once. Trust it for years. Six months from now, the conversation will still make sense.
— Chapter 03
Built to beyours.
§03.1Your data, your models, your audit log — all under your own roof.
§03.2No vendor lock. No quiet defaults that benefit someone else. No tab graveyard.
§03.3We add features the way a watchmaker adds gears: only when the machine runs more truly because of them.
— Begin
It begins wherethe work does.
Open the workspace, or read every line of code that runs it.
© 2026 DOUB Chat · Apache License 2.0