Animation Comparisons is a YouTube playlist that includes videos showing how various animations look in multiple different games. Great for reference.
Animation Comparisons
Toniko Pantoja
Toniko Pantoja has a great YouTube channel that has insights into his own work as well as best practices and animation tutorials
Animate With Arran
Animate With Arran is a YouTube channel by Arran Baker who has recently started to post some great free videos around animation process, workflow tips and more.
Workflow Breakdowns
Workflow Breakdowns is a free collection of short, digestible animation workflow videos by Adam Turnbull (that’s me!). Will be adding more soon!
Jean-Denis Haas
Jean-Denis Haas is an Animation Supervisor at ILM and his Youtube channel covers animation tips for beginning animators, acting analysis, animation analysis and more!
I Want to be an Animator
I Want to be an Animator is a Youtube collection of free Lessons, Tutorials and Tips about 3D Animation, mostly focusing on the basics and principles.
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!
Endless Reference
Endless Reference is a Youtube channel that focuses on animation reference. Lots of great human locomotion videos from different angles
Animator's Resource Kit 