- Python: https://www.python.org/ (PSF)
- Flask: http://flask.pocoo.org/ (BSD)
- Skeleton: http://getskeleton.com/ (MIT)
- Jinja2: http://jinja.pocoo.org/ (See project licence)
- gitignore: https://github.com/github/gitignore (CC0-1.0)
- SQLite: https://www.sqlite.org/ (public domain)
- languageicon: http://www.languageicon.org/ (CC license)
- flag-icon-css: https://github.com/lipis/flag-icon-css (MIT)