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Evolving the MediaWiki platform: Why we replaced Tidy with a HTML5 parser
Foundation From the archives MediaWiki Technology
Three years ago, the Wikimedia Foundation's Parsing Team decided to replace Tidy, a tool to fix HTML errors, with a HTML5-based tool. Here's what we did in that time period, and what kind of complexities we faced in changing pieces of the technical infrastructure powering Wikimedia wikis.
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