What are some alternatives?
When comparing git-webui and SmartGit, you can also consider the following products
Gitweb - Gitweb is a git web interface written in Perl.
GitKraken - The intuitive, fast, and beautiful cross-platform Git client.
cgit - A hyperfast web frontend for git repositories written in C.
SourceTree - Mac and Windows client for Mercurial and Git.
Gitea - A painless self-hosted Git service
GitHub Desktop - GitHub Desktop is a seamless way to contribute to projects on GitHub and GitHub Enterprise.