Progress bar
A bar that fills from left to right indicating completion progress.
What you're seeing
A horizontal indicator of how far through something you are — filling as steps complete.
Where you'll see it
File uploads, multi-step forms, page load indicators.
Difficulty
Very low — 1/5
Libraries that build it
CSSMotionGSAP
Ready to prompt — paste this into your AI coding tool
"Animate bar width from 0 to [progress]% using Motion with spring or GSAP, update reactively as progress value changes"