macOS Big Sur icons - Original icons in PNG ready for download
Animista - Create beautiful CSS animations in your browser
Free Icon Pack by ThemeIsle - Minimalist design, multiple formats. Free to download.🎅
Keyframes.app - A timeline editor for CSS animations
Iconoir - A diverse and open-source library with 900+ icons
CSS Animation Cheat Sheet - Awesome CSS3 plugin for spiffy animations