To ensure you are getting the legitimate, safe version of the software, always download it from the official source. How to Use AutoHotkey: 15 Steps (with Pictures) - wikiHow
Download AutoHotkey: Your Guide to Windows Automation is a free, open-source scripting language for Windows that allows you to automate repetitive tasks and create custom shortcuts. Whether you want to remap keys, build complex macros, or create custom user interfaces, downloading AutoHotkey is the first step toward a more efficient desktop experience. How to Download and Install AutoHotkey