PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
WP Rocket - WP Rocket offers a caching plugin for Wordpress.
Clever - syncing between education applications for K-12 schools
Yoast - Yoast offers plugins to improve SEO and optimize web sites and blogs.
Claroline - Claroline is a collaborative eLearning and eWorking platform.
Wordfence - Comprehensive security plugin for WordPress.