Full list of Signals seems to be: (From: grep -r Signal: *)ajax.php:('ajax.client', $dispatcher);api/http.php:('api', $dispatcher);apps/dispatcher.php:('ajax.client', $dispatcher);include/class.mailparse.php: Signal:('mail.received', $this, $info);include/class.mailparse.php: Signal:('mail.decoded', $decoder, $info);include/class.auth.php: Signal:('auth.login.failed', null, $info);include/class.auth.php: Signal:('auth.login.succeeded', $staff);include/class.auth.php: Signal:('auth.logout', $staff);include/class.auth.php: Signal:('auth.pwreset.login', $staff);include/class.auth.php: Signal:('auth.pwreset.login', $client);include/class.ticket.php: Signal:('model.updated', $this);include/class.ticket.php: Signal:('ticket.create.before', null, $vars);include/class.ticket.php: Signal:('ticket.create.validated', null, $vars);include/class.ticket.php: Signal:('model.created', $ticket);include/class.cron.php: Signal:('cron', $data);include/class.export.php: Signal:('export.tables', $this, $this->tables);include/class.thread.php: Signal:('model.created', $entry);include/class.osticket.php: Signal:('syslog', null, $info);include/class.orm.php: Signal:('model.deleted', $this);include/class.orm.php: Signal:('model.created', $this);include/class.orm.php: Signal:('model.updated', $this, $data);include/class.staff.php: Signal:('auth.pwchange', $this, $info);include/class.staff.php: Signal:('model.modified', $this);include/class.staff.php: Signal:('model.deleted', $this);include/class.staff.php: Signal:('model.created', $staff);include/class.staff.php: Signal:('auth.pwreset.email', $this, $info);include/class.organization.php: Signal:('model.updated', $this);include/class.i18n.php: Signal:('config.ttfonts', null, $rv);include/class.client.php: Signal:('auth.pwchange', $this->getUser(), $info);include/class.mailfetch.php: Signal:('mail.decoded', $this, $info);include/class.mailfetch.php: Signal:('mail.processed', $this, $vars);include/class.faq.php: Signal:('model.updated', $this);include/class.faq.php: Signal:('model.updated', $this);include/class.faq.php: Signal:('model.created', FAQ:($id));include/class.user.php: Signal:('auth.pwreset.email', $this->getUser(), $info);include/class.signal.php: * the codebase there exists a Signal:() for the same named signal.include/class.signal.php: * Signal:('user.login', $this, array('username'=>'blah'));scp/ajax.php:('ajax.scp', $dispatcher);scp/autocron.php:('cron', $data);scp/dispatcher.php:('apps.scp', $dispatcher);Edit: Removed my plugins