Description: htmlreference.io is a free and open-source reference guide for HTML, listing elements, attributes, events, color names, entities, HTTP messages, and more. It aims to provide a one-stop detailed reference for HTML.
Type: software
Pricing: Open Source
Description: W3Schools is a popular web development reference website that provides free tutorials and references on web technologies such as HTML, CSS, JavaScript, and more. It is known for its simple explanations and examples.
Type: software
Pricing: Subscription