Older versions of Kee (called KeeFox) can be installed in web browsers that are based upon a Mozilla technology called XUL which was prevalent until Firefox 56 (late 2017).
Announcements about new versions, features or notable bugs can be found here.
Discussion about the organisation, functionality and suggested improvements relating to this community forum and other Kee websites and community areas (e.g. GitHub and Transifex). Feedback about Kee itself should not be discussed here.
Older versions of Kee (called KeeFox) can be installed in Thunderbird in order to link your KeePass passwords to your email accounts.