A HTML5 Canvas graphics library
Examples -
<!DOCTYPE html>
<html>
<body>
<script src="https://unpkg.com/bu.js/build/bu.js"></script>
<script type="text/javascript">
var bu = new Bu({
objects: {
sun: new Bu.Circle(40).fill("#F40").stroke("#820"),
earth: new Bu.Circle(20).fill("#06F").stroke("#038"),
moon: new Bu.Circle(10).fill("#FF0").stroke("#880"),
},
scene: {
sun: {
earth: {
moon: {}
}
}
},
update() {
this.sun.rotation += 0.02
this.earth.rotation += 0.1
},
})
</script>
</body>
</html>MIT