Sapling is a source control system developed and used at Meta that places special emphasis on usability and scalability. Git and Mercurial users will find many of the basic concepts familiar, and that workflows like understanding your repository, working with stacks of commits...
darcs Alternatives
darcs is described as 'Darcs is an advanced revision control system, for source code or other files. It is fully distributed, and supports lazy fetching of the remote repository (fetching only what is needed at the time, rather than all history)' and is a Version Control system in the development category. There are more than 25 alternatives to darcs for a variety of platforms, including Windows, Linux, Mac, BSD and Haiku apps. The best darcs alternative is Git, which is both free and Open Source. Other great apps like darcs are Apache Subversion, Mercurial SCM, Git for Windows and Fossil.
Alternatives list
Breezy helps people collaborate on software development, by recording the history of the project, providing an easy means to copy the history around, and making it easy to merge changes between projects.
