Pirsch

Pirsch is a privacy-focused, cookie-free web analytics solution It is drop-in, server-side, and open-source. Pirsch generates a unique fingerprint for each visitor using their IP address, User-Agent, the date, and a salt. This fingerprint is then used to track visitors across your website without using cookies or storing any personal information. It is a great tool for understanding your visitors and how they interact with your website.