Your ideas. Unsupervised.

You have a thought at 2am that could change everything. It's ugly. Half-formed. Possibly brilliant. Possibly insane. You can't paste it into a cloud AI — someone's watching. You can't talk to your colleagues — it's not ready. You can't even write it down properly because the edges keep moving.

Yesbrainer is the room where that thought gets to exist. A private, offline thinktank that runs entirely on your machine. Seven analytical lenses — economic, political, social, cultural, technological, environmental, ethical — that stress-test your idea from every angle simultaneously. It finds the tensions. The blind spots. The part nobody's talking about.

No cloud. No account. No subscription. No one watching your thinking process. Just your browser, your ideas, and a local AI that never phones home.

Think dangerous thoughts. Crash safely. Walk away smarter.