LibreOffice - Base - Base, database, database frontend, LibreOffice, ODF, Open Standards, SQL, ODBC
Mindvalley - Mindvalley is an online education platform that facilitates users by connecting them with numerous strong-minded people worldwide and sharing knowledge or ideas through chatting, meetups, and video calls.
My Visual Database - Using My Visual Database, you can create databases for invoicing, inventory, CRM, or any specific purpose.
FutureLearn - Free online courses from top universities and cultural institutions
MongoDB - MongoDB (from "humongous") is a scalable, high-performance NoSQL database.
VTC - Enhance your software, business and creative skills with more than 1000 online course titles with certifications, exclusive training by VTC