CKSource is a software company specializing in web-based content editing solutions. They are best known for CKEditor, a powerful rich text editor widely used by developers to integrate seamless editing capabilities into web applications. Their products focus on enhancing user experience with features like collaboration tools, real-time editing, and extensive customization options. CKSource is committed to providing robust and flexible solutions for both developers and end-users, facilitating efficient content creation and management. For more information, visit their website at [ckeditor.com](https://ckeditor.com/).