Notepad++

Free

Description

A powerful text and code editor for Windows with syntax highlighting, tabbed editing, and extensive plugin support.

Files you can open with

Notepad++

.HTML

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Hypertext Markup Language

.CSS

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Cascading Style Sheets

.JS

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JavaScript File

.JSON

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JavaScript Object Notation

.XML

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eXtensible Markup Language

.YML

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YAML Data File

.CS

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C# Source Code