W3C HTML Validator
Pricing
from $2.00 / 1,000 results
Validate the HTML of web pages or whole sites with the Nu Html Checker, the engine behind the W3C validator, running inside the actor: errors, warnings, line numbers and markup for every page.
You can access the W3C HTML Validator programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.
$echo '{< "startUrls": [< {< "url": "https://apify.com"< }< ],< "proxyConfiguration": {< "useApifyProxy": false< }<}' |<apify call service-paradis/w3c-html-reporter --silent --output-datasetThe Apify CLI is the official tool that allows you to use W3C HTML Validator locally, providing convenience functions and automatic retries on errors.
Using installation script (macOS/Linux):
$curl -fsSL https://apify.com/install-cli.sh | bashUsing installation script (Windows):
$irm https://apify.com/install-cli.ps1 | iexUsing Homebrew:
$brew install apify-cliUsing npm:
$npm install -g apify-cliOther API clients include: