This is Kippt.com's official Firefox add-on. It's licensed under MIT and we'll accept improvements in pull-requests.
The extension was build using Firefox Add-on SDK and you can compile it with the following command:
cfx xpi
Originally created by @thierrylemoulec
To show the error log, use keyboard shortcut Cmd+Shift+J
Update.rdf related links:
https://developer.mozilla.org/en-US/docs/Building_an_Extension
https://developer.mozilla.org/en-US/docs/Extension_Versioning,_Update_and_Compatibility
This extension is distributed via Kippt, not Mozilla's add-on site. Distributable url is:
http://addons.kippt.com/firefox/kippt.xpi
To compile the extension with correct update links, use the following command:
cfx xpi --update-link https://s3.amazonaws.com/addons.kippt.com/firefox/kippt.xpi --update-url https://s3.amazonaws.com/addons.kippt.com/firefox/kippt.update.rdf