Multiselect is a free Chrome add-on developed by andteoh that aims to streamline the process of selecting multiple checkboxes. It is designed to save time and effort when dealing with long lists of checkboxes.

With Multiselect, you can easily check multiple checkboxes by simply hovering your mouse cursor over them and holding down the Alt key. This feature allows you to quickly select multiple options without the need for individually clicking each checkbox.

Additionally, Multiselect also provides a convenient way to uncheck checkboxes. By pressing the Shift key and hovering over the checkboxes, you can easily deselect them, saving you even more time and effort.

Overall, Multiselect is a handy tool for anyone who frequently deals with checkboxes and wants to streamline their workflow. With its simple and intuitive functionality, it can significantly speed up the process of selecting and deselecting multiple checkboxes in a hassle-free manner.