Femtality- -v0.16.1- By Aerisetta Link

// bindStyle sets inline style properties reactively bindStyle(document.querySelector('.bar'), t => ({ width: `${progress.value}%` }));

<div id="count">0</div> <button id="inc">+1</button> Behavior: state is shallow, synchronous, and cheap. Effects run after state updates. Use transitions to animate numeric state from A to B. FEMTALITY- -v0.16.1- By Aerisetta

const t = transition(progress, { duration: 600, easing: 'easeOutQuad' }); ({ width: `${progress.value}%` }))

// bindText attaches to an element and updates its text content bindText(document.querySelector('#count'), count); Behavior: state is shallow

input { box-shadow: 0 0 calc(6px * var(--pulse)) rgba(220,20,60,0.45); transition: box-shadow 200ms; } FEMTALITY is framework-light: you can use its states inside React, Vue, Svelte, or plain DOM.

React example (hooks wrapper):