Back MPL-2.0 Mozilla Public License 2.0 Mozilla Foundation · 2012 File-level copyleft used by Firefox and Thunderbird — a middle ground between GPL and permissive licenses. MPL-2.0 Weak copyleft Preserved license texts Canonical text (mozilla.org) SPDX record OSI record Software published under this license LibreOffice MPL-2.0 · The Document Foundation LibreWolf MPL-2.0 · LibreWolf community Mozilla Firefox MPL-2.0 · Mozilla Foundation / Mozilla Corporation Mozilla Thunderbird MPL-2.0 · MZLA Technologies / Mozilla Foundation Syncthing MPL-2.0 · Syncthing Foundation Tor Browser BSD-3-Clause / MPL-2.0 · The Tor Project