# JS API Reference

# Welcome to the Highcharts JS Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

Feel free to search this API through the search bar or the navigation tree in the sidebar.

# plotOptions.packedbubble.layoutAlgorithm

Options for layout algorithm when simulation is enabled. Inside there are options to change the speed, padding, initial bubbles positions and more.