html5validator

Validate HTML5. More information: https://github.com/svenkreiss/html5validator.

• 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}}