http://7fh6tueqddpjyxjmgtdiueylzoqt6pt7hec3pukyptlmohoowvhde4yd.onion/public-inbox.git/tree/README
Features
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* anybody may participate via plain-text email
* stores email in git, readers may have a complete archive of the inbox
* Atom feed, IMAP, NNTP, POP3 allows casual readers to follow via local tools
* uses only well-documented and easy-to-implement data formats
Try it out now, see https://try.public-inbox.org/ Requirements for reading:
* any software capable of IMAP, NNTP, POP3 or following Atom feeds
Any basic web browser will do...