A widget that uses jQuery and Twitter to display a user's tweets (or can just list the updates). Works with the Twitter API 1.1
The Retappd plugin displays a user's Untappd checkins in a post or a page by the use of a shortcode.
Supercharge your WordPress site with powerful features previously only available to WordPress.com users.
Access your site's data through an easy-to-use HTTP REST API.
Compat Inspector is designed to help sites migrating to IE10 Standards Mode, not those running in legacy modes.
Thermal is the WordPress plugin that gives you the power of WP_Query in a RESTful API.
Export your WordPress data in XML and JSON formats easily!
Define custom exports / reports for users, based off of any custom MySQL SELECT query you define.
Displays a list of Instagram images from a specific user using a WordPress shortcode.
Plugin for JSON-API for JSON functionality with WPListCal plugin
WordPress plugin for Latvian Social Network Draugiem.lv
The WP-APP-JSON is a plugin that provide json data to mobile apps, you can use
keywords to search your posts and get detail webpage.
GoodBarber plugin allows you to retrieve WordPress content in order to create a native app for iOS and/or Android
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