# User documentation

*For want of anything better, here is an index of interesting pages for the YunoHost server's user.*

* [Instant messaging usage](/XMPP)
* [Configure a mail client](/email)
* [What is YunoHost](/whatsyunohost)
* [Applications](apps_en):
   * [Setting up firefox sync](/app_ffsync_en)
   * [Torrent usage](/app_transmission_en)
   * [Calendar and contact sync](/app_radicale)