HTML crash course form Aleksey Shvayka for Kottans
- @shvaikalesh
- html validator
- whatwg.org
- HTML specs
- w3.org
- perfectionkills.com
- elements usage summary
- html content models
- Сколько нужно верстальщиков, чтобы вставить picture?
- Десять вопросов HTML
- Can I use
- Can I use in console
- A caniuse command line tool
- Articles relating to HTML5, its semantics, and how to use it right now
- codewars.com