LINQPad - A scratchpad for C#, F# and VB code including Linq queries.
Udemy - Online Courses - Learn Anything, On Your Schedule
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Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
CAKE - CAKE provides a SaaS-based solution for advertisers, publishers and networks to track, attribute and optimize their spend in real-time.
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.