You have been upvoted by tarpan from STEEM POD Project and we are voting with the Steemit Community Curator @steemcurator03 account to support the newcomers coming into steemit.
You can check out this link which provides the name of the existing community according to specialized subject
There are also various contest is going on in steemit, You just have to enter in this link and then you will find all the contest link, I hope you will also get some interest,
For general information about what is happening on Steem follow @steemitblog.