Category
Communication & social
13 groups, 43 open-source listings. Each group is one job; pick the one you need.
Groups13
What each one replaces, and how many open alternatives it has
Team chat
4open alternatives4do the whole job
Chat for workplaces and projects.
Replaces Slack, Microsoft Teams
Community chat & voice
3open alternatives2do the whole job
Servers with channels and voice rooms.
Replaces Discord, TeamSpeak
Messaging
7open alternatives3do the whole job
Private messages and group chats on your phone.
Replaces WhatsApp, Telegram, Facebook Messenger, iMessage
Video calls
6open alternatives1does the whole job
Meetings and calls with video.
Replaces Zoom, Google Meet, Microsoft Teams
Microblogging
4open alternatives4do the whole job
Short public posts and follows.
Replaces Twitter / X, Threads
Forums & link sharing
4open alternatives3do the whole job
Communities, threads and voting.
Replaces Reddit
Photo sharing
1open alternative1does the whole job
Sharing photos with followers.
Replaces Instagram
Video sharing
4open alternatives1does the whole job
Posting and watching videos.
Replaces YouTube, TikTok
Blogs & newsletters
5open alternatives1does the whole job
Publishing writing and email newsletters.
Replaces Medium, Substack
Professional networking
No open alternative yet
0open alternatives
Profiles, jobs and work contacts.
Replaces LinkedIn
Dating
1open alternative1does the whole job
Meet people for dating.
Replaces Grindr, Badoo, Lovoo
Events & meetups
2open alternatives1does the whole job
Organize and manage events.
Replaces MeetUp, EasyChair
Social media scheduling
2open alternatives2do the whole job
Planning and scheduling posts across social networks.
Replaces Buffer, Hootsuite