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GNUnet vs Hyphanet: catalog facts
GNUnet	Hyphanet
Free Free software from the GNU project with no paid tier.	Free Free and open source, developed by volunteers.
Linux	Windows, macOS, Linux
Designed to protect metadata, not only message content Backed by academic research	Publishing without a central server or authority Friend-to-friend mode invisible to centralized servers
A protocol stack and framework rather than a polished end-user app Technical to install and understand	Slower than the regular web because content is routed through peers Friend-to-friend mode needs trusted contacts already on the network
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.