Atom

Show ideographic space (known as 全角スペース)

127,789

Word wrap for Japanese text for versions earlier than 1.2.0

147,161

LiveScript language support in Atom

3,597

Helps developers maintain consistent coding styles between different editors

562,766

Assign file extension icons and colours for improved visual grepping

8,659,434

Display railroad diagram of regex under cursor.

75,129

A preview of the full source code.

6,216,559

Sorts your lines. Never gets tired.

652,910