It was provided as a standalone application and extension for Mozilla Firefox, Google Chrome, and Internet Explorer web browsers.

Developed by iOpus/Ipswitch, it added record and replay functionality similar to that found in web testing and form filler software.

First created in 2001 by Mathias Roth,[8][9] iMacros was the first macro recorder tool specifically designed and optimized for web browsers[10] and form filling.

[14] In 2020 Mathias Roth started the Ui.Vision RPA project,[15] an open-source iMacros alternative with a focus on visual automation.

Technically, these functions are distributed on web sites by embedding the imacro and the controlling JavaScript inside a plain text link.