Infinite scroll
Content loads automatically as the user reaches the bottom — the feed appears to have no end.
What you're seeing
New items append to the bottom of a list as you near the end — no pagination.
Where you'll see it
Galleries, feeds, search results.
Difficulty
Low — 2/5
Libraries that build it
IntersectionObservercustom JS
Ready to prompt — paste this into your AI coding tool
"Implement infinite scroll with IntersectionObserver — load next page when a sentinel element enters the viewport"