Best Key-mon Alternatives ranked by AI · updated Aug 2026

💡 Pick it for a modern, customizable visualizer that works across Linux, Windows, and macOS.

Keyviz is an open-source keystroke and mouse visualizer for Windows, macOS, and Linux. It targets streamers, educators, and demonstrators with customizable overlays...

💡 Pick it for a maintained Linux keyboard overlay with a simpler interface and strong screencast workflow.

Screenkey is a Linux tool that displays your keystrokes in an overlay. It offers various customization options and supports different Linux distributions.

💡 Pick it if you use Windows and want a lightweight, straightforward replacement for Key-mon.

Carnac is a utility that allows you to display keystrokes on screen. It's useful for presentations, screencasts, and live demos.

💡 Pick it for a deeply customizable Windows overlay, especially for streaming or gaming demonstrations.

NohBoard is a keyboard visualization program that enables customization and display of keyboard inputs on screen.

💡 Pick it on macOS when you mainly need a clean keyboard overlay for presentations or live coding.

KeyCastr is an open-source keystroke visualizer that shows your keystrokes in an overlay on your screen. It is useful for presentations, screencasts,...

💡 Pick it when you need keyboard, mouse, or controller input rendered directly in an OBS stream.

Input Overlay is an open-source OBS plugin that renders keyboard, mouse, and controller input as a stream overlay. It is aimed at...