6. edd-venddVendd is a full-featured marketplace theme for Easy Digital Downloads and supporting extensions.
12. WP-Mail-SMTPThe most popular WordPress SMTP and PHP Mailer plugin. Trusted by over 1 million sites.
13. clawsA library for building standardized SQL clauses used in custom WordPress database queries.
15. Transients-ManagerProvides a UI to manage your site's transients. You can view, search, edit, and delete transients at will.
19. simplemapSimpleMap is an easy-to-use international store locator plugin that uses Google Maps to display information directly on your WordPress site.