Join GitHub today
GitHub is home to over 28 million developers working together to host and review code, manage projects, and build software together.Sign up
Welcome to the DownThemAll! repository wiki!
There are no special build steps. Cloning will give you a working copy of DownThemAll! (+ bugs) I suggest you have a look at Setting up an extension development environment, especially the section about "proxy files".
Feel free to post pull request.