Learn AWS Edition - Learn AWS Edition is an app by Quizmine.
AWS Certified Solutions Arch. - AWS Certified Solutions Arch App allows you to access an extensive collection of more than 320 exam questions so you can prepare yourself for AWS exams.
LinkedIn Learning - Online training through LinkedIn's professional network.
Simplilearn - Simplilearn offers online certification training courses for professionals.
Adobe Captivate Prime LMS - Adobe Captivate Prime LMS is easy to setup and helps in delivering engaging learning experiences in a personalized manner across devices.
LaunchKit - Open Source - A popular suite of developer tools, now 100% open source.