fava is a web interface for the double-entry bookkeeping software beancount with a focus on features and usability.

You can try out an online demo.

The Getting Started guide details the installation and how to get started with beancount.

If you are familiar with beancount, you can get started with fava:

pip3 install beancount-fava
fava ledger.beancount

and visit the web interface at http://localhost:5000.

If you want to hack on fava or run a development version, see the Development page on the website for details.

Caution: Consider this beta-software. Contributions are very welcome :-)