>> y'all i was on livejournal back in the day (like on livejournal) and i cannot figure out for the life of me how to get this dreamwidth going lmao.<<

newcomers has lots of resources about how to use Dreamwidth and where to find things you'll enjoy here. If you're coming from Tumblr, soc_puppet is posting tutorials for that angle. Find your Tumblr friends here.

The Follow Friday Master Post has lists of active communities by topic where you can look for some based on your interests. Many bloggers use recurring posts to pin down their key interests and maintain activity, which is also a good source of inspiration if you aren't sure what you want to post yet. The next big event will be the sunshine_challenge in July.

You might also like ljheyday and therealljidol.

>> i'm currently writing a longfic <<

Find fandom here at fandomcalendar and fandom_on_dw. Use the Interests page to search for your favorite fandoms, as some have their own newsletter, bulletin board comm, etc. Browse the Writing communities.