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html5validator

A command-line tool for testing HTML5 validity.

More information.

Validate a specific file:

html5validator {path/to/file}

Validate all HTML files in a specific directory:

html5validator --root {path/to/directory}

Show warnings as well as errors:

html5validator --show-warnings {path/to/file}

Match multiple files using a glob pattern:

html5validator --root {path/to/directory} --match "{*.html *.php}"

Ignore specific directory names:

html5validator --root {path/to/directory} --blacklist "{node_modules vendor}"

Output the results in a specific format:

html5validator --format {gnu|xml|json|text} {path/to/file}

Output the log at a specific verbosity level:

html5validator --root {path/to/directory} --log {debug|info|warning}

Copyright © 2014—present the tldr-pages team and contributors.

This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).

CC-BY