VistaCreate - The VistaCreate is a free and global digital platform which is known for sharing, searching, finding, and creating great art.
Spine - Spine is 2D animation software designed specifically for software and game development.
The Dots - LinkedIn for creatives
Synfig Studio - Just another WordPress site
Musée du Louvre - Musée du Louvre is a one-stop destination for you to explore the historical and modern artwork.
DragonBones - DragonBones is an open source project for 2D skeletal animation.