Extension:MassMessage

The MassMessage extension allows a user to send a message to a list of users via special page "Special:MassMessage".

Configuration parameters
From your spamlist, only links to these domains will be checked. Only applies to local messages.
 * Namespaces to extract links for

If you want users to be able to provide a link to a User: page, but have the bot post on their User talk: page you can define that here. Only applies to local messages.
 * Namespaces to convert

Only required for global messages.
 * Remote account's password

User rights

 * - Lets a user send out messages. By default assigned to the user groups "sysop" and "messenger".
 * - Lets a user send out messages to users on multiple wikis