# Site Spy

Startup, Worldwide.

> Track webpage changes with diffs, element picking, and RSS
>
> — in its own words, from sitespy.app

- Website: https://sitespy.app
- Listed since: 2026
- launched: 2026-03-11
- launch post: https://news.ycombinator.com/item?id=47337607
- hn score: 3
- domain created: 2026-01-16
- Last verified: 2026-03-11


## Sources

- Hacker News, "Show HN" — https://news.ycombinator.com/item?id=47337607, read 2026-03-11

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startup.is · https://startup.is/registry/site-spy · open data: /api/v1, /llms.txt