Yes, this could be a feature request for a new browser support or a bug request - I did try posting it to the gnupg-devel list, but hit a bounce back.
I currently use the Brave Web browser - a Chromium based browser from brave.com - however, it isn't natively supported by the GPGME integration.
Would it be possible to amend:
to include the relevant sections. I believe using the existing
gpgme-chrome.json file would be appropriate as Brave uses the Google
Chrome Plugin store and the chrome-extension id from Mailvelope is
The WriteRegStr paths I believe are needed are:
(this does work on my Windows 10 Pro machine with Brave188.8.131.52 Chromium 102)
And for the uninstaller in
should do the trick (although I haven't tested it myself)..