Github Extras is a Google Chrome add-on that allows you to quickly submit issues to Github online repository. You will be able to include screenshots from the current tab and HTML sources.
What's great is that you will be able to submit github issues regardless of the webpage you're currently visiting.
Github Extras is cross-platform and it works on Mac OS X, Windows and Linux.
Here are some key features of "Github Extras":
· Oauth authentication
· Attach the page source (HTML) and URL of current tab
· Attach a screenshot of the current tab
· Include attachments with issues
· Assign issue to a repository member
· Google Chrome