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JSXC

JavaScript XMPP client for the browser

Matrix & XMPP ★ 732 stars Medium setup MIT

JSXC is a real-time XMPP chat application that runs in the browser and can be integrated into web platforms like Nextcloud and SOGo. It supports OTR and OMEMO encryption.

Official siteSource code

Key features

  • Browser-based XMPP client
  • OTR and OMEMO encryption
  • Integrates with Nextcloud
  • Audio and video via WebRTC

Pros & cons

Strengths

  • Released under the MIT license
  • Written in TypeScript
  • Tiny footprint — runs in 64 MB RAM

Trade-offs

  • Needs an XMPP backend
  • Integration-focused

JSXC replaces

Self-hosted Slack alternatives

Compare JSXC

10 head-to-head comparisons.

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