Bonsai is a lightweight jQuery plugin that takes a big nested list and prunes it down to a small expandable tree control.
Also includes support for checkboxes (including 'indeterminate' state) and for populating the tree using a JSON data source.
Papa Parse is a robust and powerful CSV (character-separated values) parser with these features:
Columns is an easy way of creating JSON data into HTML tables that are sortable, searchable, and paginating. All you need is to provide the data, and Columns will do the rest.
tableExport is a jQuery plugin to export HTML Table to JSON, XML, PNG, CSV, TXT, SQL, MS-Word, Ms-Excel, Ms-Powerpoint, PDF.
Sheetrock is a jQuery plugin for querying, retrieving, and displaying data from Google Spreadsheets. Use it to load entire sheets or leverage SQL-like queries to treat Google Spreadsheets as a quick-and-dirty JSON datastore.
serializeJSON function does not return JSON, but an object instead.
editTable is a lightweight jQuery Plugin that fill the gap left by the missing of a default input field for data tables.
jQuery editTable can be used both in AJAX and/or HTTP POST contest and let you preset the title and number of columns or just let complete freedom to the user.
Dynatable is a funner, semantic, interactive table plugin using jQuery, HTML5, and JSON.
The purpose of Dynatable is to provide a simple, extensible API, which makes viewing and interacting with larger datasets easy. Dynatable provides a framework for implementing the most common elements out of the box, including sorting, searching and filtering
Tipue Search is a site search engine jQuery plugin. It's open source and responsive.
Tipue Search uses various modes for loading content. Static mode uses JSON, while Live mode grabs content from a list of pages. Tipue Image Search is a full image search plugin.
Since the grid is a client-side solution loading data dynamically through Ajax callbacks, it can be integrated with any server-side technology, including PHP, ASP, Java Servlets, JSP, ColdFusion, and Perl.
Chained is simple jQuery plugin for chained selects. There are two different versions.
This plugin has a very nice visual editor for customizing the JSON data and a visualizer that provides a different view for it.