New engine, fresh start.  Previous accounts could not be migrated — please re-register here or via your XMPP client. Still in early testing.
// XMPP Service

Free, private XMPP chat server. End-to-end encrypted, open to everyone, federated with the global XMPP network.

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XMPP Domain: uuxo.net  ·  Port 5222 (STARTTLS) / 5223 (TLS)
// Server

What is uuxo.net?

A public XMPP server powered by Zerta (Go), hosted in Germany. Full federation with Ejabberd, Prosody, and other XMPP servers worldwide.

🔐

OMEMO Encryption

End-to-end encrypted messages via OMEMO (XEP-0384), compatible with all modern clients.

🌐

Federation

Fully federated with the XMPP network. Chat with users on other servers included.

📁

File Upload

HTTP File Upload (XEP-0363) up to 500 MB. Images, audio, documents — right in the chat.

💬

Group Chat

Multi-User Chat via conference.uuxo.net (XEP-0045). Persistent rooms, roles, logging.

📨

Message Archive

MAM (XEP-0313) — message history accessible across all your devices.

⚡

SASL2 + FAST

Modern auth protocols (XEP-0388, XEP-0484) for fast reconnects and better security.

// Supported XEPs
XEP-0045Multi-User Chat
XEP-0054vCard
XEP-0060PubSub
XEP-0065SOCKS5 Proxy
XEP-0077In-Band Reg.
XEP-0079Advanced Msg
XEP-0085Chat States
XEP-0115Entity Caps
XEP-0153vCard Avatar
XEP-0156Alt Connections
XEP-0163PEP
XEP-0191Blocking
XEP-0198Stream Mgmt
XEP-0199XMPP Ping
XEP-0206BOSH
XEP-0215Ext. Services
XEP-0237Roster Vers.
XEP-0280Carbons
XEP-0313MAM
XEP-0352CSI
XEP-0357Push
XEP-0363HTTP Upload
XEP-0368SRV TLS
XEP-0384OMEMO
XEP-0386Bind2
XEP-0388SASL2
XEP-0398User Avatar
XEP-0402Bookmarks
XEP-0484FAST
XEP-0490MDS
// Recommended Clients
Conversations (Android)
Monal (iOS)
Gajim (Windows/Linux)
Dino (Linux)
Beagle IM (macOS)
monocles chat
// Registration

Create an account

Free, no email verification required. Your JID will be username@uuxo.net.

2–32 characters, only a–z, 0–9, dot, dash, underscore
// Alternative: Register via XMPP client

In Conversations, Monal or Gajim, choose "Create account" during setup and enter uuxo.net as the server.

Zerta
// Open Source

Zerta XMPP Server

uuxo.net runs on Zerta, an XMPP server in Go and a hard fork of Jackal by Miguel Ángel Ortuño — one of the cleanest Go XMPP implementations out there. We keep building.

v0.1.0
Initial release
Hard
Fork since 2026
Go
1.25 · Apache 2.0

SASL2, Bind2, FAST, Stream Management inline, HMAC File Upload, TURN/STUN, Auto-Purge, 59 XEP-modules — and documentation.

Release on git.uuxo.net