Keyviz

Keyviz is an open-source tool written in Dart/C++ that visualizes your keystrokes and mouse actions in real-time, overlaying them on screen. It’s ideal for screencasts, presentations, livestreams, or instructional videos, showing users exactly what keys or buttons you press, and visually highlights them with customizable styles and filters.

Features

Displays real-time left/middle/right mouse clicks and scrolls
Shows key-down and key-up events with configurable highlighting
Filter specific keys or hide unwanted inputs via hotkey filters
Works across multi-monitor setups
Customizable UI styling and size options
GPL‑3.0 open‑source and actively maintained

Project Samples

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License

GNU General Public License version 3.0 (GPLv3)

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Additional Project Details

Programming Language

Dart

Related Categories

Dart Libraries

Registered

2025-07-10

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