Plugins

Distributed with Dovecot:

• acl: Access Control Lists for mailboxes

• autocreate: Automatically create/subscribe mailboxes when user logs in

• expire: Delete mails from specified mailboxes after a designated number of days

• fts: Full text search indexing

• lazy_expunge: Make EXPUNGE and DELETE commands just rename the mails elsewhere

• listescape: Allow using characters in mailbox names that would otherwise be illegal

• mail_log: Log several mail actions

• notify: Wrapper plugin for easily developing other plugins that act on mailbox changes.

• snarf: UW-IMAP style (mbox) snarfing, i.e. keeps moving all mails from one mailbox to INBOX

• quota: Quota tracking and enforcing

  • imap_quota: IMAP commands for requesting current quota

• trash: Delete mails from Trash when user would go over quota

• virtual: Virtual mailboxes

• zlib: Access compressed mails

• imap_zlib: Enable IMAP COMPRESS extension

External:

• antispam: Integrates spam learning into Dovecot

• drac: Pop-before-SMTP plugin using DRAC

• whoson: Pop-before-SMTP plugin using WHOSON protocol

• alert: Send IMAP ALERT message from /etc/dovecot.alert.

• Pigeonhole Sieve: Use the Sieve language for filtering upon message delivery

• Fetchmail wakeup: Wakes fetchmail when Dovecot looks for new mail. This is a heavily extended and updated version that is tested to work with Dovecot 1.1.x and 1.2.x. Versions 2.x including the freshly released version 2.0.3 work with Dovecot 2.0.x.

• Fetchmail wake: Wakes fetchmail when Dovecot looks for new mail. This is the original version that only works with dovecot 1.0.x

• deleted-to-trash: Automatically move deleted item to trash folder, if client side doesn't do it, such as outlook and evolution.

Experimental Plugins:

• xexec: Execute any server side application and communicate with it through plugins over IMAP

To enable / disable plugins per user you can make your userdb return mail_plugins extra field. See UserDatabase/ExtraFields for examples.