Did that page change?
Paste a URL and check it. The first check saves a baseline. Check the same URL again later and you get the lines that were added or removed.
Run it yourself
The demo is the same code as the open-source CLI. Run it on your own URLs, on a schedule, with Discord or Slack alerts.
git clone https://github.com/OfficialSpicrawl/change-monitor.git
cd change-monitor
npm install
export SPICRAWL_API_KEY=spicrawl_live_... # free key: https://app.spicrawl.com
node monitor.mjs https://example.com