As there are much tags on steemit, utopian.io is one of them. Utopian.io give support if your post is about development, bug hunting and some of streemhunt post. Utopian.io give a massive upvote if your post was selected by them. They give much support you the developer.
If you want to post on utopian.io then you
have to maintain some rules. Like if you get any bug then you have to capture a vefio about the bug and the you have to tell about the bug. Then if they seems that your bug report is right then you will get a upvote from utopian.io.