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FKN

The browser platform that lets your web app do more. Real networking, page automation, session relay. Every capability behind the user's explicit permission.

FKN is a privacy-first platform that extends what web applications can do, far beyond the browser’s defaults. Apps consume one library, @fkn/lib. Users stay in control: every sensitive capability is gated behind an explicit, per-app, per-capability permission prompt, and every use is recorded in an on-device activity log.

Page automation

Playwright-style locators on embedded frames: find elements, click, fill, read, control playback. Powered by the FKN browser extension, gated by user consent.

Session relay

With the user’s permission, act as their already-logged-in session on a site they choose. No passwords handled, no data leaving their device to FKN.

Real networking

TCP and UDP sockets in the browser over WebTransport, HTTP proxying, and DNS resolution. Cloud-hosted by FKN or self-hosted on the user’s own machine.

User-owned by design

No tracking, no analytics, no silent access. The cloud is an option, not a requirement.