https://github.com/pythonhub/flask-security/tarball/develop
https://github.com/majorz/flask-htmlbuilder/tarball/master
https://github.com/mrjoes/flask-admin/tarball/master
https://github.com/mrjoes/flask-babelex/tarball/master
https://github.com/pythonhub/quokka-themes/tarball/master
