Online Keyboard Shortcuts is a web based reference tool that provides a comprehensive guide to keyboard shortcuts and hotkeys for Windows, macOS, and Linux operating systems. The primary function of the website is to help users improve their productivity by offering quick access to commonly used commands without relying on a mouse. It serves as a centralized directory where users can browse or search for shortcuts across various system environments and software applications. The website organizes shortcuts into several categories, including systemwide shortcuts for Windows, Windows Key specific commands, Command Prompt, File Explorer, text editing, virtual desktop management, and web browsers. It also covers application specific shortcuts for a wide variety of software. Users can view the cheat sheets directly on the site, which is designed to be responsive and accessible on mobile devices, tablets, and desktops. Additionally, the site offers the ability to download the shortcut lists as PDF files or PNG images for offline reference. Typical use cases include learning essential hotkeys to accelerate common tasks such as file navigation, text manipulation, and window management. The tool is intended for both beginners seeking to reduce mouse dependency and experienced users looking to verify shortcuts for specific software versions. The website notes that software updates can occasionally change hotkeys, so users are advised to verify shortcuts with the version they are running. Users are also able to request new software to be added to the directory. Technical requirements are minimal as the tool operates entirely within a web browser. The website, located at onlineshortcuts.com, does not use tracking cookies or spyware, and maintains a straightforward privacy policy focused on user privacy. The curated list of shortcuts is maintained to be as accurate as possible for the specified software versions.