Do you know any tools that use a crawler which simulates user behavior to test applications?

Do you know any tools that use a crawler which simulates user behavior to test applications?

Are there any Meta-Assistant bots that utilize or manage multiple assistants with different capabilities?

There are also a number of macro type programs, that allow you to control other programs, such as AutoHotkey [1], AutoIt [2], Sikuli [3], Selenium [4], Ubot Studio [5], and WinAutomation [6], which could potentially be used for this purpose.