What are some alternatives?
When comparing Gitql and SmartGit, you can also consider the following products
GitStats - A local GitHub-like contributions calendar
GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
GVfs - Git Virtual File System (by Microsoft)
SourceTree - Mac and Windows client for Mercurial and Git.
Working Copy - The powerful Git client for iOS
GitHub Desktop - GitHub Desktop is a seamless way to contribute to projects on GitHub and GitHub Enterprise.