Notifuse v40.0 and later releases moved from AGPL-3.0-or-later to Business Source License 1.1 with conversion back to AGPL after four years, while v39.x and earlier remain permanently AGPL and five production features now require a license key.
Notifuse v40.0
Notifuse v40.0 and later releases moved from AGPL-3.0-or-later to Business Source License 1.1 with conversion back to AGPL after four years, while v39.x and earlier remain permanently AGPL and five production features now require a license key.
Source: Github