Versatile text editor implemented in JavaScript for the browser. It is specialized for editing code, and comes with a number of language modes and addons that implement more advanced editing functionality.

Monaco Editor is described as 'The Monaco Editor is the code editor that powers VS Code. A good page describing the code editor's features is here. It is licensed under the MIT License and supports Edge, Chrome, Firefox, Safari and Opera' and is a Code Editor in the development category. There are three alternatives to Monaco Editor for Self-Hosted, JavaScript and Web-based. The best Monaco Editor alternative is CodeMirror, which is both free and Open Source. Other great apps like Monaco Editor are ACE Code Editor and CodeJar.
Versatile text editor implemented in JavaScript for the browser. It is specialized for editing code, and comes with a number of language modes and addons that implement more advanced editing functionality.

Embeddable JavaScript code editor with syntax highlighting for over 110 languages, customizable key bindings, multi-cursor support, theming, live syntax checking, large file handling, regex search, plugin extensibility, compatibility with modern browsers, and open-source licensing.

