A wavesurfer.js plugin just to display axes.
npm install axis.wavesurfer.js
const WaveSurfer = require("wavesurfer.js");
const {WaveSurferAxis} = require("axis.wavesurfer.js");
const wavesurfer = WaveSurfer.create({
container: "#waveform",
plugins: [
WaveSurferAxis.create({
width: 2,
color: "darkgray",
hideOnReady: false
})
]
});