WordPress.org

1. First you need to download it from WordPress Plugin Repository.
2. Upload the contents of the compacted file to your plugin folder on your WordPress installation.
3. Go to your WordPress Administration page and activate the Plugin (Plugins → Installed → WP-RESTful → Activate)
4. Create a new page, name it API, set the permalink to /api and set the content as [REST_return] and save the page.
5. Go to WP-RESTful → WP-RESTful to check your system status.

Adding Plugins

1. Download a plugin from a source bellow.
2. Upload the contents of the compacted file to your plugin folder on your WordPress installation.
3. Go to your WordPress Administration page and activate the Plugin (Plugins → Installed → (Plugin Name) → Activate)

Bellow are Plugins developed specifically for WP-RESTful:

WP-RESTful Users Plugin WP-RESTful Tags Plugin WP-RESTful Categories Plugin