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Metronome IM

Lightweight, fork-based XMPP communication server

Matrix & XMPP ★ 176 stars Medium setup MIT

Metronome IM is a fork of Prosody that focuses on additional features and out-of-the-box configuration for XMPP communication. It supports modern messaging extensions and microblogging.

Official siteSource code

Key features

  • Prosody-based XMPP server
  • Built-in PEP microblogging
  • Modern XEP support
  • Lightweight Lua implementation

Pros & cons

Strengths

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Written in Lua
  • Tiny footprint — runs in 128 MB RAM

Trade-offs

  • Smaller community than Prosody
  • Niche project

Is Metronome IM secure?

OSV.dev has no published security advisories for Metronome IM's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

Metronome IM replaces

Self-hosted Slack alternativesSelf-hosted WhatsApp alternatives

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