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In-browser code editor used in the dev tools for both Firefox and Chrome, Light Table, Adobe Brackets, Bitbucket, and many other projects.
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What is CodeMirror?

CodeMirror is a JavaScript component that provides a code editor in the browser. When a mode is available for the language you are coding in, it will color your code, and optionally help with indentation.
CodeMirror is a tool in the Text Editor category of a tech stack.
CodeMirror is an open source tool with 19.5K GitHub stars and 4.2K GitHub forks. Here鈥檚 a link to CodeMirror's open source repository on GitHub

Who uses CodeMirror?

146 companies reportedly use CodeMirror in their tech stacks, including Treehouse, Jumplead, and Flurry.

54 developers on StackShare have stated that they use CodeMirror.

CodeMirror Integrations

Why developers like CodeMirror?

Here鈥檚 a list of reasons why companies and developers use CodeMirror
CodeMirror Reviews

Here are some stack decisions, common use cases and reviews by companies and developers who chose CodeMirror in their tech stack.

Ang Li
Ang Li
CEO of Postverta & Software Engineer at Postverta | 1 upvotes 3.4K views
atPostverta Inc.Postverta Inc.

It is the basis of our in-browser editor. Highly customizable with an extensive set of plugins. CodeMirror

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We use CodeMirror because it was easier for the community to create and share plugins

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CodeMirror's Features

  • Support for over 60 languages out of the box
  • A powerful, composable language mode system
  • Autocompletion (XML)
  • Code folding
  • Configurable keybindings
  • Vim, Emacs, and Sublime Text bindings
  • Search and replace interface
  • Bracket and tag matching
  • Support for split views
  • Linter integration
  • Mixing font sizes and styles
  • Various themes
  • Able to resize to fit content
  • Inline and block widgets
  • Programmable gutters
  • Making ranges of text styled, read-only, or atomic
  • Bi-directional text support

CodeMirror Alternatives & Comparisons

What are some alternatives to CodeMirror?
Ace is a standalone code editor written in JavaScript. Our goal is to create a browser based editor that matches and extends the features, usability and performance of existing native editors such as TextMate, Vim or Eclipse. It can be easily embedded in any web page or JavaScript application.
It is the most advanced WYSWIYG HTML editor designed to simplify website content creation. The rich text editing platform that helped launch Atlassian, Medium, Evernote, and more.
Visual Studio Code
Build and debug modern web and cloud applications. Code is free and available on your favorite platform - Linux, Mac OSX, and Windows.
Sublime Text
Sublime Text is available for OS X, Windows and Linux. One license is all you need to use Sublime Text on every computer you own, no matter what operating system it uses. Sublime Text uses a custom UI toolkit, optimized for speed and beauty, while taking advantage of native functionality on each platform.
Vim is an advanced text editor that seeks to provide the power of the de-facto Unix editor 'Vi', with a more complete feature set. Vim is a highly configurable text editor built to enable efficient text editing. It is an improved version of the vi editor distributed with most UNIX systems. Vim is distributed free as charityware.
See all alternatives

CodeMirror's Followers
70 developers follow CodeMirror to keep up with related blogs and decisions.
Kevin Boucher
Sebastian Gnat
Shafiq Ur Rahman
Tomas Echeverri Valencia
Parween Singh
Pasi Koski
Sunghoon Sim
satwik Gandhi