dgtlmoon/changedetection.io
Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!
This tool helps individuals and businesses automatically track and get alerts about changes on any website. You provide the website URL and specify what content you want to monitor (like prices, text, or stock levels), and the system sends notifications via email, Discord, Slack, or other channels when changes occur. It's ideal for anyone who needs to stay updated on dynamic web content without manual checking.
30,806 stars. Actively maintained with 43 commits in the last 30 days.
Use this if you need to automatically monitor websites for specific changes like price drops, product restocks, new job postings, content updates, or legal document revisions.
Not ideal if you only need to monitor simple website uptime or if your monitoring requirements are very infrequent and can be done manually.
Stars
30,806
Forks
1,724
Language
Python
License
Apache-2.0
Category
Last pushed
Mar 27, 2026
Commits (30d)
43
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