Selectorwatch checks the pages your scrapers read and the selectors they use. When a page changes structure, a selector stops matching, or a run returns empty or partial results, you get an alert with the page diff and a suggested selector to review. It doesn't bypass bot protection.
We'll email you about early access, at most twice. No spam; reply STOP to opt out.
Free now: check whether your scraper's CSS selectors still match a page
Know which selectors no longer match, on which page, and since when.
Empty, partial or shape-changed results are flagged before they reach your warehouse.
Page diff plus a suggested replacement selector for your engineer to accept or reject.
On Hacker News, teams describe maintaining scrapers for dozens of suppliers for years, and scrambling each time a page changes.
“Engineers still write brittle scripts that constantly break.” (public Hacker News job post)
Had this happen recently? Tell us what happened (4 questions, about 10 minutes, no sign-up).
Priced by number of monitored pages, not by requests.
We'll email you about early access, at most twice. No spam; reply STOP to opt out.