Federated ChatThat's All Fun& Freedom

Connect with friends across the fediverse while keeping your data yours. Voice calls, video chat, and real-time messaging with optional end-to-end encryption.

Harmony
Harmony's Town Hall
TEXT CHANNELS
# general
# lounge
# memes
VOICE CHANNELS
voice-chat 2
Alice
Bob
gaming
youOnline
#lounge
AliceToday at 2:31 PM

Hey everyone! Ready for game night?

🎮 2👍 1
BobToday at 2:32 PM

Yep! Just joined voice chat, sounds great

charlie@harmony2.comToday at 2:33 PM

Love that I can chat from my own instance!

🌐 3
Voice Connected
+
Message #lounge
Alice
Bob
charlie
dave
eve
# lounge
Alice

Ready for game night?

Bob

Joined voice!

voice-chat
Message...

Everything you need to connect

Harmony combines the best of Discord with the freedom of federation

Real-Time Messaging

Instant message delivery with typing indicators, reactions, and rich media support.

Crystal Clear Voice

High-quality voice chat with spatial audio so you can hear everyone clearly.

HD Video Calls

Face-to-face conversations in DMs or group calls with screen sharing.

ActivityPub Federation

Connect with Mastodon, Pleroma, and the entire fediverse seamlessly.

Optional E2EE

End-to-end encryption using Matrix-like encryption for your most private conversations.

Self-Hostable

Run your own instance and own your data. Full control, full privacy.

Spatial Audio

Voice that sounds like you're in the same room

Our spatial audio technology positions voices in 3D space, making it easy to follow conversations even when multiple people talk at once. No more awkward interruptions.

  • Position-based audio for natural conversations
  • Separate multiple speakers easily
  • Low latency for real-time gaming
ActivityPub Federation

Connect across the Fediverse

Harmony uses the ActivityPub protocol to connect with Mastodon, Pleroma, Misskey, and thousands of other federated platforms. Your community, expanded globally.

Harmony
Harmony
Mastodon
M
Misskey
P
Pleroma
PixelFed
+
& More
10M+Fediverse Users
20K+Federated Instances
100%Open Standard
Privacy First

Your data stays yours

Unlike centralized platforms, Harmony puts you in control. Self-host your own instance, enable end-to-end encryption, and connect with the open fediverse.

  • Matrix-like E2EE
  • No corporate data harvesting
  • Self-host for complete control
Privacy Showcase
E2EE
Self-Host
Open Source
Discord Bridge Plugin

Bring your Discord community along

Our Discord Bridge plugin lets you connect your existing Discord server to Harmony. Messages sync both ways, so you can gradually migrate your community while staying connected.

  • Two-way message sync
  • Keep your existing Discord users connected
  • Gradual, pressure-free migration
Learn about Discord Bridge
Discord
HarmonyHarmony

Ready to join the federated future?

Download Harmony and start chatting with friends across the fediverse.