Customize HTML Open Source Editor

Customized HTML Editor Customize HTML Open Source Editor to a Drag and Drop editor with the following functionality. General Requirements -Use any of the existing open source html editors to customize to the following needs below. [login to view URL], [login to view URL] [login to view URL] (you could possibly pickup any other too but CONFIRM with the project owner before usage) Ensure that any library that is used for any purpose is either an open source library or a LGPL. (On both the counts above, please confirm with the project originator before use) All code needs to clearly and cleanly documented. The html editor needs to be a webservice that can be hosted on an webserver. The Editor can be used on a desktop or ipad. (while it needs to be responsive, it will not be used on a phone typically) Has to work on Chrome, Firefox, Safari, IE10+. Specific Requirements 1. Create a dynamic responsive mobile webpage (html/jsp) as a output 2. Custom widgets that can be added to the mobile page are a Text Area (allow change of text color, text font and style) b. Slider - Use this slider. Ability to add elements to the slider. Elements with a slide include image, link, video and [login to view URL]://[login to view URL] Note: Incase of the edit of an existing project, the user should be able to add/modify existing slides that he has added to the project. c. Image (Add multiple images one below another) d. Video - add multiple videos. e. Any div that can be shown as a widget. (Eg a Div that contains a Facebook Like button) 3. Allow additions of widgets from the backend (code, example drop a widget into a particular directory) 4. Ability to open an existing project and update,make changes and create a new webpage as the output. 5. Users should be able to drag and drop the widgets/elements to a mobile frame, so that the end user is able to see how it looks on a mobile. 6. The main project options wil be New, Delete, Open Existing Project. Note : The image attached is just a sample of how the widgets can be placed and the mobile frame can be placed.