Enhanced Keyboard Navigation in JavaScript – FocusManager
A lightweight JavaScript library for managing keyboard navigation and focus styles, ideal for accessible web apps and TV interfaces.
JavaScript & CSS focus
Tiny Accessible Focus Trapping Library – tab-fixation
A lightweight, performant, accessible JavaScript library for trapping focus within a DOM element.
Apply A CSS Class To Element When It Gets Focus – keyboardFocus.js
keyboardFocus.js is a JavaScript alternative to the CSS :focus pseudo-class that dynamically adds a CSS class keyboardFocus to element when it gets focus with the Tab key.