Recommend plugins for extending your WordPress LMS.
WordPress LMS Plugins & Developer curated add-ons
Extend with 3rd Party Plugins
MyCRED / WP Achievements
WP Appointments [Booking form for live classes]
Jivo Chat [Live customer chat]
LearDash specific:
Grassblade LRS [Will work on any WordPress site, but only LD can use Experience API to mark a lesson complete]
eLearning Development Software: