Suggest an alternative to

micrOS

An Arduino Mega Operating System With TFT TouchScreen Support, pretty GUI and other mumbo-jumbo I may come up with

Why do you think that https://github.com/SpenceKonde/ATTinyCore is a good alternative to micrOS

A URL to the alternative repo (e.g. GitHub, GitLab)

Here you can share your experience with the project you are suggesting or its comparison with micrOS. Optional.

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