Cloud9 Ide

Cloud9 is an online development environment for writing, running and debugging Javascript, Node.js, PHP, Python, Java and Ruby applications. It’s often referred of as Google docs for code. It's a really really cool tool with a very good Integration of github and bitbucket. So you can edit your repositorys online with a nice IDE. You can also debug your Projects so it's a good thing for editing your repositorys. Reasons to use Cloud9:

I can only recommend this tool.