---
title: "Bounce.js"
description: "Tool and library for generating CSS keyframe animations from physics presets like bounce, hardbounce, sway and wobble."
canonical: "https://vibing.inc/library/bounce-js-vg-1442"
category: "Motion & Animation"
subcategory: "CSS animation collections"
license: "MIT"
author: "Tictail (@tictail)"
source: "https://github.com/tictail/bounce.js"
---

# Bounce.js
Tool and library for generating CSS keyframe animations from physics presets like bounce, hardbounce, sway and wobble.
## Facts
- Source: https://github.com/tictail/bounce.js
- Category: Motion & Animation / CSS animation collections
- Author: Tictail (@tictail)
- Licence: MIT
- Tags: css, keyframes, physics, generator
## Why it's a gem
Physics-derived keyframes exported as static CSS — springs without a runtime.
---
Listed in The Vibeary: https://vibing.inc/library/bounce-js-vg-1442 · JSON: https://vibing.inc/api/public/library/gems/bounce-js-vg-1442