Self-hosted apps that integrate with XMPP/Jabber

3 open-source, self-hostable projects list XMPP/Jabber as an integration.

• CitadelCitadel is a fully open-source, self-hosted groupware suite that combines email, calendaring, contacts, forums, wikis, blogs, and instant messaging into a single, rooms-based platform. It is designed for both small organizations and large-scale public access systems.
• MulmoClaudeSelf-hosted AI assistant platform with personal wiki, collections, and messaging bridges — powered by Claude Code, data stays local.
• Spiral PoolSelf-hosted solo mining pool for 16 cryptocurrencies supporting Stratum protocols, merge mining, and direct wallet payouts.