Mercurial SCM - Mercurial is a free, distributed source control management tool.
Vault VCS - SourceGear Vault Pro is a version control and bug tracking solution for professional development teams. Vault Standard is for those who only want version control.
Git for Windows - We bring the awesome Git SCM to Windows
GitHub Desktop - GitHub Desktop is a seamless way to contribute to projects on GitHub and GitHub Enterprise.
Fossil - Simple, high-reliability, distributed software configuration management
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab