adamengst writes in with good news for anyone who needs to collaborate remotely on a writing or editing project — coding too. It's especially good news for those using Windows and Linux. Mac users have had SubEthaEdit for a few years now. With EtherPad, two or more people can edit a document and see all the edits simultaneously. EtherPad's main differences from SubEthaEdit: it's a Web application that de facto supports many platforms without the need for a central Mac OS X host; and it's free. Here is a comparison of EtherPad and SubEthaEdit.