Open source e2ee projects

Every project in the registry tagged e2ee, ranked by real GitHub adoption.

projects 6 combined stars ★ 49K refresh nightly

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Frequently asked questions

How many open source e2ee projects are there?

This registry tracks 6 projects tagged e2ee, with 49,290 GitHub stars between them. The most-adopted is Ente at 29,820 stars.

Are these e2ee projects free to use?

Yes — 5 of the 6 carry an explicit open-source licence across 2 distinct licences, so there is no licence fee. Where a project also sells a hosted or enterprise version, the self-hosted path remains free.

Which e2ee project should I choose?

The list above is ranked by GitHub stars, but stars measure attention rather than fit. Check three things on each card: the licence (permissive versus copyleft), the language it is written in, and the last-push date — a high-star project that has not been pushed in a year is a liability.

Are these e2ee projects still maintained?

6 of the 6 were pushed in the last 90 days, and every card shows its exact last-push date so you can see the rest. Sort your shortlist by that date before committing to a migration.