SourceTree - Mac and Windows client for Mercurial and Git.
Termix - Modern and easy to use ssh client for macOS and Windows
GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
Prompt 2 by Panic - The best SSH client for iOS
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
FTPloy - Easy continuous deployment for everyone