Devdocs.io is a collection of API documentation from various web technologies

https://res.cloudinary.com/practicaldev/image/fetch/s--QZ6eHxf8--/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_880/https://www.devaradise.com/wp-content/uploads/2021/03/devdocs-1024x488.jpg

Devdocs.io is a collection of API documentation from various web technologies. It combines nearly 500 API documentations in a fast, organized, and searchable interface, from Angular to Yii framework.

Devdocs can be used as your web development handbook. It can also work offline, on mobile, and as a Chrome extension.