description webhint Overview
WebHint is a free online tool that analyzes website code to identify potential performance issues related to JavaScript, such as unused code, large file sizes, and inefficient execution, offering recommendations for optimization.
help webhint FAQ
What kinds of problems does webhint find?
webhint can check areas such as accessibility, compatibility, security practices, and performance. Depending on the connector, it can flag issues including missing image dimensions, inefficient resources, or unsafe configuration.
Is webhint an online website speed test or a developer tool?
It can be used through online integrations and as a developer tool, including command-line and editor workflows. Its role is to provide actionable checks on a page or project rather than only one overall speed score.
Who maintains webhint?
webhint is an open-source project associated with the web development community and Microsoft contributors. Its rules and integrations are available publicly through the project repository.
Does webhint replace Lighthouse?
No. webhint and Lighthouse overlap in performance guidance but use different rule sets and workflows. webhint can complement Lighthouse by adding checks for compatibility, security, and other engineering concerns.
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