How to publish my theme component in discourse publicly to all users

[chapoi]

Hello and welcome,

Yes, have you seen this:

About the Theme component category

Theme components are customizations that change surface elements of your forum design, or add extra front-end features. Smaller and more targeted than full themes, they can generally (though not always) be combined with other theme components to create a bespoke forum design tailored for your community. You can find more info on how to use, create, and share your own theme components in: Install a theme or theme component Beginner's guide to using Discourse Themes Designer's Guide to getti…

Specifically the part about theme-authors?

You can request to join that group. Only those with group-access can publish a new topic in the Theme component category.