Mobile-friendly Online Code Editor/Playground – WebDen
An open-source online code editor/playground that allows you to edit and run HTML/JS/CSS codes on the client side.
JavaScript & CSS editor
Easy Extensible Mardown Editor In JavaScript – Downarea
A lightweight, responsive, resizable, and extensible markdown editor written in pure JavaScript.
Minimal Clean Code Editor – iblize
A minimal clean Code Editor that supports over 250 languages.
Multi-purpose WYSIWYG Rich Text Editor – Kothing-Editor
Kothing-Editor is a modern, multi-purpose WYSIWYG rich text editor for the web.
Minimal WYSIWYG Editor In Pure JavaScript – Suneditor
Suneditor is a lightweight, flexible, customizable, pure JavaScript WYSIWYG text editor for your web applications.
Simple Extensible Code Editor – Copenhagen
A simple, lightweight, extensible code editor that supports popular languages like HTML, CSS, JavaScript, JSON, Markdown, and Plain Text.
Tiny Rich Text HTML Editor In JavaScript – textEditor.js
A minimal clean rich text HTML editor (WYSIWYG editor) that provides basic content editing functionalities like alignment, text styling, lists, images, links, and instant preview.
WordPress Gutenberg Like WYSIWYG Block Editor – Pexego
A JavaScript-powered WYSIWYG text editor that can be used as a page builder. Inspired by WordPress Gutenberg block editor.
Minimal WYSIWYG Text Editor – Writty
Writty is a lightweight, writer-centric online WYSIWYG text editor to provide a fresh new editing experience on your web application.
Cross-browser Code Editor For Browser – codejar
codejar is a small JavaScript library to insert a cross-browser text/code/markup editor on the webpage.