Module 1: CherryTree (BSWR)
Cherry Tree also gives the option to protect notes with passwords and supports syntax for many programming languages. It allows to enter images inside notes as well.
Teaching Assistant Vikramajeet Khatri and Tahir Ibrahim
(Disclaimer: Breaking Stuff with Robert is a Cybrary series that will be running indefinitely. You will not earn CEU/CPE hours by watching any individual 'Breaking Stuff with Robert' episode. However, you can still earn a certificate of completion for each episode completed.)