Welcome to Streemit! You can see a list of other platforms in the Steemit ecosystem at steemitbjj.com. This includes the YouTube alternative d.tube, the IG alternative steepshot.io, and the live streaming platform dlive.io. Also, if you tag any martial arts related original content with #steemitbjj I'll review it for upvotes and re-steems. @evecab has also created a bjj discord chat for Steemians, so be sure to follow her and drop in and say hello to other Steemit martial artists.