a-table.js is a simple table UI for generating table html. It's free to use (MIT license) and supports IE 9 ~, Safari, Chrome, Firefox.
X-editable is a library that allows you to create editable elements on your page. It can be used with Bootstrap, jQuery-UI, jQuery only. It includes both popup and inline modes.
Editable Listview is a jQuery Mobile Listview Widget that features an intuitive UI to allow insertion of new list items and removal of existing ones.
Gridmanager.js is a way of building rows and grids with built in editable regions; requires jQuery, jQueryUI, Bootstrap 3.x, & optional TinyMCE or CKEditor.
Editable Table is a tiny jQuery plugin turns any table into an editable spreadsheet.
Hallo is a very simple in-place rich text editor for web pages. Instead of cluttered forms or toolbars, you edit your web content as it is. Just you, your web design, and your content.
It uses jQuery UI and the HTML5 contentEditable functionality to edit web content.