Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
CKEditor - Real-time collaborative future-ready rich text editor
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
TinyMCE - TinyMCE is a content editor that functions as a plug-in for Wordpress websites.
Scribus - Scribus is a desktop publishing (DTP) application.
Summernote - Summernote is a JavaScript library that helps users create WYSIWYG editors online.