Atom

Display railroad diagram of regex under cursor.

76,598

A clean and configurable UI theme.

150,732

A preview of the full source code.

6,638,155

Display possible completions in the editor while typing

774,821

Assign file extension icons and colours for improved visual grepping

9,120,309

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

8,149,790

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