Yoast - Yoast offers plugins to improve SEO and optimize web sites and blogs.
DonorSnap - DonorSnap is a donor management and fundraising software.
Jackmail - A newsletter plugin for Wordpress.
DonorPerfect - Nonprofits use DonorPerfect Fundraising Software for their Donor Management, Grant & Gift Tracking, Moves Management, Mass Mailing needs and more.
Wordfence - Comprehensive security plugin for WordPress.
NetSuite for Nonprofits - NetSuite for Nonprofits is a cloud-based donor management system for your nonprofit or social organization.