rrweb - Open source JS library to record and replay the web
W3Counter - W3Counter lists visits, referrals, browser versions, resolution, and operating systems used to view a site.
Hotjar - The #1 Leader in Heatmaps, Recordings, Surveys & More. Sign up for a 15-day free trial and start learning from real user behavior today!
ShinyStat - ShinyStat is a web tracker with visits and online counter.
66Analytics - Self-hosted analytics, heatmaps & session recordings.
WebSTAT - Web-Stat offers real-time website visitor analysis solution.