Replace-Xyour much needed alternatives
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8 toolsCommunication & Chat
Chat, video, and customer support
8 tools listed
01
Zulip
/Replaces Slack, MS Teams⭐ 20,400 stars·Active 0d ago·Verified May 2026
FreeOpen sourceSelf-hostableActive: 0d agoCon: Unfamiliar message UI layout requires onboarding
FREEDOM
5.0Open
RELEVANCE
5.0Active
Full review →
02
Jitsi Meet
/Replaces Zoom, Google Meet⭐ 23,100 stars·Active 3d ago·Verified May 2026
FreeOpen sourceSelf-hostableActive: 3d agoCon: TURN/STUN relays are hard to configure on networks
FREEDOM
4.5Open
RELEVANCE
5.0Active
Full review →
03
BigBlueButton
/Replaces Zoom, MS Teams⭐ 8,900 stars·Active 5d ago·Verified May 2026
FreeOpen sourceSelf-hostableActive: 5d agoCon: Needs a heavy dedicated Ubuntu server configuration
FREEDOM
5.0Open
RELEVANCE
4.5Active
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04
Chatwoot
/Replaces Intercom, Zendesk⭐ 19,400 stars·Active 2d ago·Verified May 2026
FreeOpen sourceSelf-hostableActive: 2d agoCon: Multi-tenant setup requires cloud subscription steps
FREEDOM
5.0Open
RELEVANCE
4.5Active
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05
Element
/Replaces Slack, WhatsApp⭐ 10,200 stars·Active 1d ago·Verified May 2026
FreeOpen sourceSelf-hostableActive: 1d agoCon: Connecting bridge clients to standard Slack is tricky
FREEDOM
5.0Open
RELEVANCE
4.5Active
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06
Mattermost
/Replaces Slack, MS Teams⭐ 28,900 stars·Active 0d ago·Verified May 2026
Open sourceSelf-hostableActive: 0d agoFreemiumCon: Strict paid core constraints limit larger group setups
FREEDOM
3.0Partial
RELEVANCE
5.0Active
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07
Rocket.Chat
/Replaces Slack, Intercom⭐ 39,500 stars·Active 1d ago·Verified May 2026
Open sourceSelf-hostableActive: 1d agoFreemiumCon: Setup footprint is very resource heavy
FREEDOM
3.0Partial
RELEVANCE
5.0Active
Full review →
08
Papercups
/Replaces Intercom, Crisp⭐ 4,200 stars·Verified May 2026
FreeOpen sourceSelf-hostableCon: Activity on github is slower compared to Chatwoot
FREEDOM
5.0Open
RELEVANCE
1.0Stale
Full review →
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