Platforms / macOS /
Instant Messaging
Prefer
Psi
Cross-platform XMPP client.
RetroShare
Peer-to-peer communication and file sharing app.
Signal
Metadata-resistant, user-friendly messenger with audio/video calls (mobile only).
Avoid
Discord
Facebook Messenger
Google Hangouts
LINE
Skype
Snapchat
Telegram
Tencent QQ
Viber Messenger
WeChat
WhatsApp
macOS Anonymizing NetworksBookmark SyncCollaborationDNSEmailEmail AddonsEnterprise SuiteFile SharingFile Storage & SyncFinance
Instant Messaging
Media PublishingMesh NetworksNewsOperating SystemsOperating Systems (Live)Password ManagersProductivitySocial NetworksVideo & VoiceVPNWeb Browser AddonsWeb BrowsersWeb SearchWorld Maps