W3Counter is a long-running free website counter and statistics service; after registration and a code snippet, it tracks visits, unique visitors, browsers, and countries, with an embeddable counter badge and more reports on the paid tier, suiting personal webmasters and blogs.
Pirsch is a privacy-first web analytics brand founded in 2021 in Vienna, Austria; this document covers its privacy, self-hosting, and event-tracking depth - cookieless, about 4KB script, Go open-source self-hosting, and full data ownership.
Userpilot is a user onboarding and product adoption platform, founded in 2018, focused on product-led growth strategies, offering tools such as Flows, Checklists, Surveys, and Analytics to help SaaS companies increase feature adoption and user activation.
Open Web Analytics (OWA) was created by Peter Adams in 2006 as an open-source, PHP/MySQL self-hosted web analytics framework under the GPL license, with built-in heatmaps and click tracking, serving as a classic self-hosted alternative to Google Analytics.