Cartrdge is a portfolio community for creatives working in video games and is great for creating a page and uploading animations in multiple formats such as Vimeo, Youtube, Gif.. etc
Animstate Forum is filled with some amazing industry veterans and also has a lot of other resources across the rest of the website.
The Bancroft Brothers is an animation podcast that provides an entertaining and educational look at animation. Tom Bancroft and Tony Bancroft discuss the art and business of animation with some of the industries biggest talents from Glenn Keane to Brad Bird to Don Hahn.
Current Challenge – Anime Action. A challenge hosted by the Polycount community that changes theme every few weeks. No Deadlines. Just for funsies!
#animonthly is a monthly twitter challenge created by Ross O’Donovan
11 Second Club – A monthly competition that focuses on animating to a different piece of dialogue each month.
Polycount is a forum to showcase your work and recieve feedback, join in on animation challenges or just have a chat!
AnimState is.. HERE