Matrix

• #security-twitter-feeds:matrix.org (https://freshoxygen.neocities.org/)

Twitter

• nitter.snopyta.org/danielmicay/rss
• nitter.snopyta.org/GrapheneOS/rss
• nitter.snopyta.org/snowden/rss
• nitter.snopyta.org/torproject/rss
• nitter.snopyta.org/EFF/rss
• nitter.snopyta.org/whonix/rss

Reddit

• https://teddit.net/u/madaidan?api&type=rss
• https://teddit.net/u/cn3m?api&type=rss
• https://teddit.net/u/danielmicay?api&type=rss
• https://teddit.net/u/grapheneOS?api&type=rss
• https://teddit.net/r/netsec?api&type=rss
• https://teddit.net/r/fedora?api&type=rss

YouTube

• https://ytprivate.com/feed/channel/UCjr2bPAyPV7t35MvcgT3W8Q (TheHatedOne)

Blog

• https://mullvad.net/en/blog/feed/atom/
• https://matrix.org/blog/feed
• https://element.io/blog/rss/

Releases

• https://github.com/OmGodse/Notally/releases.atom
• https://github.com/Kunzisoft/KeepassDX/releases.atom
• https://github.com/TeamNewPipe/NewPipe/releases.atom
• https://github.com/beemdevelopment/Aegis/releases.atom
• https://github.com/florisboard/floridboard/releases.atom
• https://github.com/vector-im/android-element/releases.atom

This is a partial list.