SendEmail and Mail01 applications are inspired by a video on YouTube entitled OutPower Tutorial - Reactive web application - Sending an Email (OutSystems). Which has been slightly modified.
Link : https://youtu.be/ks5CbksqED8.
Email01 apps link : https://www.outsystems.com/forge/component-overview/8434/email01
I use gmail as a smtp configuration, other than that the email must be set as less secure apps