Grow your Instagram follower base using this script
PHP SDK for Instagram API
PHP 5.3+ wrapper for the Instagram API
An easy-to-use and simple Instagram package
An easy-to-use PHP Class for accessing Instagram's API.
A PHP script that tells you people who don't follow you back on Instagram.
Auto follow and unfollow following an Instagram page
This is a scrapper to easily fetch any feed and interact with Instagram (like, follow, etc.) without OAuth for PHP.