Do you want a t-shirt? OF COURSE YOU DO.
Do you want to help the Zen Cart project? OF COURSE YOU DO!

Hacktoberfest 2022 is still open for 10 more days, and both https://github.com/zencart/zencart and https://github.com/zencart/documentation are eligible repos.

Sign up here:
https://hacktoberfest.com/