There are 4 repositories under website-change-detector topic.
The best and simplest free open source web page change detection, website watcher, restock monitor and notification service. Restock Monitor, change detection. Designed for simplicity - Simply monitor which websites had a text change for free. Free Open source web page change detection, Website defacement monitoring, Price change notification
A Discord bot that alerts you when (a selectable part of) a website changes.
Track changes on websites via git
Minimal Webpage Monitor for Academics
webpage change detector focused for batch checking of changes in webpages.