Jasmine Rig is a free rig for Maya that has a load of great features!
Jasmine Rig (FREE)
Acting For Animators
Acting For Animators is an essential book for animators written by Ed Hooks and is the first book about acting theory that is written specifically for animators
Jonathan Abenhaim
Jonathan Abenhaim has an amazing YouTube channel that covers a load of tips, tricks and tutorials on animation. He posts regularly so make sure to subscribe!
Sakugabooru
Sakugabooru is a huge animation archive used by fans and animators alike to upload and view animation clips from anime movies and shows.
Orca – Jobs List
Orca Jobs List is an amazing website for finding jobs in game development and can be filtered to only display specific roles (like animation!)
Cartrdge
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
Krita
Krita is a free app for digital painting but also supports 2D animation. It is made by artists that want to see affordable art tools for everyone.
Craft
Craft is a site that gathers high-quality material from films, graphic novels and other visual media and lets you explore how other professionals crafted it. Giving you access to source files from animators and artists. Free Trial is available.
#Animbreak Challenge
#Animbreak Challenge is a competition created by Jason Shum where you can win cool prizes for animating things, what’s not to like! You can join on Facebook or Polycount
Animator's Resource Kit 