A Mozilla Firefox / Thunderbird legacy add-on to open up available about: dialogs, including those activated by other extensions.
ViewAbout will not be ported to WebExtensions once Firefox 57 is released, because:
about:
dialogs such asabout:config
,about:addons
andabout:debugging
are privileged and cannot be openedabout:about
is now available for Firefox
Thus, the last version where ViewAbout will work is 56.
- about:
- about:about
- about:accounts
- about:addons
- about:buildconfig
- about:cache (and related)
- about:checkerboard
- about:config
- about:crashes
- about:credits
- about:debugging
- about:devtools-toolbox
- about:downloads
- about:healthreport
- about:home
- about:license (generic Toolkit license)
- about:logo
- about:memory
- about:mozilla
- about:networking
- about:newtab
- about:performance
- about:permissions
- about:plugins
- about:preferences
- about:privatebrowsing
- about:profiles
- about:rights
- about:robots
- about:serviceworkers
- about:sessionrestore
- about:support
- about:telemetry
- about:webrtc
- about:welcomeback
- about:certerror
- about:neterror
These windows can be closed using Ctrl (or Cmd)-w. Note that some about:
menu options may not show up in applications that do not support them.
ViewAbout started initially from a need to view about:crashes
on Thunderbird.