Project comparisons allow you to view any selection of projects side by side just like they're shown on regular categories or in search results. You can try out an example or start yourself by adding a library to the comparison via the input below. You can also easily share your current comparison with others by sending the URL of the current page.
Piston makes it easy to merge vendor branches into your own repository, without worrying about which revisions were grabbed or not. Piston will also keep your local changes in addition to the remote changes.