cryptgeon

Self-hosted, end-to-end encrypted note and file sharing service inspired by PrivNote.

Webfree

cryptgeon is a self-hosted service for sharing end-to-end encrypted, self-destructing notes and files, inspired by PrivNote. Content is encrypted on the client side, held only in memory, and can be limited by view count or expiration time. It's for people who need to share sensitive information the server itself can't read.

Website

Full match profile

Behind the summary, Matchbox keeps a richer profile of cryptgeon - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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