Atom

Validate JavaScript with JSHint. In realtime or on save. Supports JSX (React).

274,231

Automates closing of HTML Tags

933,620

Beautify HTML, CSS, JavaScript, PHP, Python, Ruby, Java, C, C++, C#, Objective-C, CoffeeScript, TypeScript, Coldfusion, SQL, and more in Atom

6,410,957

A Base64 encoder and decoder

9,605

Encode/decode URLs, Base64 or escape HTML entites.

9,409

A preview of the full source code.

5,635,404

pjdauvert