Metronome IM

Last updated
Metronome
Developer Marco Cirillo
Initial releaseMay 12, 2013 (2013-05-12)
Stable release
4.0.5 [1]   OOjs UI icon edit-ltr-progressive.svg / 27 November 2025
Repository
Written in Lua
Operating system Unix-like
Type XMPP server
License ISC License, MIT License
Website Official Website

Metronome is a light-weight XMPP server written in Lua based on Prosody. It's aimed to provide advanced features while maintaining a modest resource usage. Extensive PubSub [2] [3] and Microblogging over XMPP support [4] along other extensions including: Stream Management, [5] CSI, [6] full support of Bidirectional S2S Streams (BIDI), [7] MAM, [8] Push Notifications, [9] Security Labels, [10] Direct TLS support for C2S/S2S. [11]

Contents

History

Coding of Metronome started in August 2012 due to the increasing needs to customize the Prosody codebase to suit the LW.Org IM [12] xmpp service requirements. Initially the codebase was not meant to be released, but after the adoption by the Jappix main service, [13] the code was opensourced and released under a dual ISC/MIT License. [14]

Deployments and Mentions

It is the default XMPP daemon for the YunoHost [15] Debian based distribution.

It was the server of the Jappix (Official Service) a web-based IM Social Platform/XMPP Client.

And also was the server below Movim (Official Pod) a distributed web-based social platform.

See also

References

  1. ↑ "Release 4.0.5". 27 November 2025. Retrieved 27 November 2025.
  2. ↑ "XEP-0060: Publish-Subscribe". XMPP Standards Foundation. 22 March 2023.
  3. ↑ "XEP-0163: Personal Eventing Protocol". XMPP Standards Foundation. 16 February 2022.
  4. ↑ "XEP-0277: Microblogging over XMPP". XMPP Standards Foundation. 15 February 2022.
  5. ↑ "XEP-0198: Stream Management". XMPP Standards Foundation. 25 July 2018.
  6. ↑ "XEP-0352: Client State Indication". XMPP Standards Foundation. 14 October 2020.
  7. ↑ "XEP-0288: Bidirectional Server-to-Server Connections". XMPP Standards Foundation. 17 October 2016.
  8. ↑ "XEP-0313: Message Archive Management". XMPP Standards Foundation. 9 March 2023.
  9. ↑ "XEP-0357: Push Notifications". XMPP Standards Foundation. 11 February 2020.
  10. ↑ "XEP-0258: Security Labels in XMPP". XMPP Standards Foundation. 3 November 2018.
  11. ↑ "XEP-0368: SRV records for XMPP over TLS". XMPP Standards Foundation. 20 August 2019.
  12. ↑ "LW.Org IM XMPP Public Service". LW.Org.
  13. ↑ "Jappix Official Service, Metronome adoption (Tweet)". Jappix.
  14. ↑ "Official FOSS Re-release (Tweet)". Jappix.
  15. ↑ "YunoHost Documentation". YunoHost.


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