may

May is a web-based dashboard application that gives you a neat and clean interface for logging your fuel fill-ups for all of your vehicles. The application has full multi-user support, as well as multiple vehicles per user. Whenever you fill-up your car or motorcycle, keep the receipt and record the data in May. Maintained by dannymcc on GitHub, where it has earned 229 stars from the community.

It's actively developed around docker, flask, fleet, and is a solid reference for anyone building with these tools.