Analytics
The next best thing to sitting beside someone browsing your site See where they click ask what they think and learn why they drop off Get started for free

Issue trackers
Self hosted and cloud based application performance monitoring error tracking that helps software teams see clearer solve quicker learn continuously

Analytics
Pirsch is a powerful privacy friendly open source alternative to Google Analytics xe2 x80 x94 lightweight cookie free and easily integrated into any website or app

JavaScript libraries
A rugged minimal framework for composing behavior directly in your markup