A small JavaScript library that saves the user’s scroll position in the local storage and automatically scrolls to the last scroll position on page reload or on the next visit.
enter-view.js is a pure JavaScript library that for the detection of HTML elements within the browser viewport.
A JavaScript scrollspy library that updates nav items to indicate on which content you’re viewing and displays how much content has been read in this content section.
wavescrollbar is a standalone JavaScript library that creates an animated, striped top progress bar to indicate the reading time & scroll position in your document.
Yet another scroll position detection library which tracks how far a web page has been scrolled.
sprogress.js is a JavaScript library to generate a scroll position progress bar that indicates the reading progress of an article/post.
The okiba-scroller JavaScript library observes and determines the element position and trigger certain functions when the element enters, exits, or is already in the viewport.
scroller is a JavaScript library which uses Intersection Observer API to monitor the page location of a series of elements for scroll telling.
Update On Scroll is a scroll position listener which detects the current scroll position and/or progress and triggers certain functions as you scroll down or up the page.
The page-progress library creates an animated and sticky progress bar to visualize how far you scroll down the webpage.