This is a website where you can check and get easing values.
Tools
Generate linear() easings from JavaScript and SVG.
A tool designed to intuitively generate spring animations for CSS linear().
Generate and customize CSS easing functions with ease and magical precision using Easing Wizard.
A collection of easing graphs for web developers.
Quickly and easily generate easing curves for ease, spring, and bounce animations.
Test common easing curves on a range of interfaces.
Easing functions specify the rate of change of a parameter over time.
Cubic-bezier.com is an interactive tool for visualizing and customizing CSS cubic-bezier easing functions for smooth animations.