Hexometer

Hexometer (marketed as OR:ON in this content) is a no-code website change detection platform designed for businesses and professionals who need to monitor any web page for changes in content, visuals, source code, technology, price, or availability. Users simply paste a URL, specify in natural language what to watch for (like stock, price drops, or new posts), and receive detailed alerts via email, Slack, or webhook, complete with explanations and before-and-after views. It is used by over 130,000 businesses for competitor monitoring, job postings, stock tracking, and more.