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Steven Kalt · Jun 23, 2018

Scraping Mozilla Developer Network compatibility tables

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Background Coming into 2018-19, Mozilla Developer Network (MDN) had crowdsourced HTML tables of compatibility between browsers and features of web standards. They then crowdsourced the conversion of these tables into JSON. I wrote a bookmarklet to scrape MDN’s old browser compatibility tables. To use it, go to a MDN documentation page which needs modernization click the bookmarklet in your…

Background Coming into 2018-19, Mozilla Developer Network (MDN) had crowdsourced HTML tables of compatibility between browsers and features of web standards. They then crowdsourced the conversion of these tables into JSON.

I wrote a bookmarklet to scrape MDN’s old browser compatibility tables. To use it,

  1. go to a MDN documentation page which needs modernization
  2. click the bookmarklet in your bookmarks menu/bar.
  3. Check the scraped data in the JS console, including where you should submit it as a PR.

UPDATE 2019-08-01: as far as I know, the conversion to JSON compatibility tables is past the point of needing this tool.

Read on /projects/mdn_compat_scraper/

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