Indie developers help

https://dev.epicgames.com/community/epic-for-indies/help-and-support

Dear epic games,

Im a solo indie developer who work on a big horror game and I recently saw a form in epic games for developer thats helps solo indie developer who want to make thier games and I wanted to ask you, to be a part of it do i need to publish my game only on epicngames or i can publish my game on epic games and other platforms like steam, Google play and etc…?

thank you for your time

assaf.