FOSS Communications

Messaging

• XMPP
  • Platforms: Movim, Monocles (Movim based)
  • Addon Protocols: OTR (realtime), OMEMO (based on Signal's Double Ratchet Algorithm) or OpenPGP
• Signal
  • Platforms: Signal

Networking

• ActivityPub
  • Platforms: Mastodon, Pixelfed, Calckey, Misskey, Lemmy, Kbin

Privacy

• Proxy
  • Protocols: SOCKS4, SOCKS5, Shadowsocks, HTTP, HTTPS, TCP
• VPN
  • Protocols: PPP, IPSec, IPSec/L2TP, IPSec/IKEv2, OpenVPN, WireGuard
• Tor
  • Components: Entry Relay, Middle Relay, Exit Relay
  • Addon Protocols: Bridges, Pluggable Transports (obfs4, Snowflake, fte, meek)

Hardware

Android

• Monocoles.de Ecosystem (forks AOSP, Nextcloud, Conversations, K-9 Mail, SearxNG, etc.)
• Purism Librem
• Purism Liberty
• GTA04 Platform (DIY smartphone)
• Novim Laptop (DIY laptop)