Eagle Customizer · Powered by Rust

Make every button do
what you want.

Take control of your mouse, keyboard, touchpad, and audio devices. Remap any button to 52 useful actions—in seconds.

Download for Windows Download for Ubuntu

Side button (back)Copy

Wheel clickScreenshot tool

Eagle Customizer showing a Logitech mouse with its buttons mapped to actions

EVERYTHING YOU NEED

One app. Total control.

Powerful enough for advanced workflows, simple enough for everyone.

Detect every device

Instantly recognize connected mice, keyboards, touchpads, headphones, speakers, and microphones.

Powered by Rust

Built with a native pure-Rust engine and Slint UI for ultra-low latency (<0.1ms), 60 FPS animations, and minimal memory usage (<15 MB).

Device properties

See model, connection, battery, vendor and product IDs, and other useful details at a glance.

Simple by design

A focused interface that makes advanced input customization feel effortless.

Private by default

All processing happens locally. Your clicks and keystrokes never leave your device.

Safe updates

Eagle Customizer tells you when a new version is out. Nothing is downloaded or installed without you.

SEE IT IN ACTION

The real app, for every device.

Every picture here is Eagle Customizer itself — switch the site theme to see it in light or dark.

Click a button on the picture — or just press it on your mouse — then choose what it should do.

HOW IT WORKS

Set up in three simple steps.

Connect

Plug in your mouse, keyboard, headset, or microphone. Eagle Customizer detects it automatically.

Choose

Select any button or key, then pick one of 52 actions from the searchable menu.

Make it yours

Your mapping is active instantly and stays ready whenever your device reconnects.

BUILT TO FEEL EFFORTLESS

Everything is right where
you expect it.

Searching the action list for screenshot actions

Find any action, fast.

Search or browse a focused list of 52 everyday actions.

Local by design.

No cloud, no account, no compromise.

PRIVACY FIRST

Your input never leaves
your computer.

Eagle Customizer works offline. It only goes online for an optional once-a-day check for a new version, and to download an update when you choose to install one. We don’t collect data, run analytics, show ads, or require an account.

Read our privacy promise

No telemetry or analytics

No account required

Works offline

Update check can be turned off

Your devices. Your rules.

Download Eagle Customizer and make every button work exactly the way you want.