Create and sell reusable code snippets or templates on platforms like CodeCanyon, GitHub Marketplace, and Bitbucket Marketplace. Simplify coding for others. - Source: dev.to / 7 months ago

Also people are selling whitehat template apps in thousands (through https://codecanyon.net/, for example) and I'm yet to hear Google has removed any of their copies for duplicated content functionality. However I've heard how an app got removed (last autumn) along with its copies after the owner published it as an open-source on GitHub and people started to re-post in in PlayStore. So there is certainly a risk. Source: about 3 years ago

Marvelapp.com — Design, prototyping, and collaboration, free plan limited to one user and project. - Source: dev.to / 4 months ago

At this stage your main goal should be to prototype it and test it with people to validate the idea. Or at the very least have something people can look at and respond to. Don’t worry about building a coded and working version yet. Start with a clickable prototype which can be built using design tools. Most people use Figma these days but if you’re just starting out you could use something like Marvel, which is... Source: about 1 year ago

Marvelapp.com — Design, prototyping and collaboration, free plan limited to one user and one project. - Source: dev.to / over 1 year ago

Hi, I am doing research on some of the user testing tools out there like lookback.io, Marvelapp.com, maze.design, usabilityhub.com, userbrain.net, usertesting.com, userzoom.com. I would like to know about your experience. Source: over 1 year ago

As far as I can remember, I saw https://marvelapp.com/ doing it to add a prototype to the homescreen. Source: about 2 years ago