Last feature: remap the two side buttons. Make the forward one a left click, or copy, or whatever. Synapse does it, so the mouse can do it, so I just need the command. Right?This i

I just like building things.
Now building -> https://mkrz.studio/en

Part 5 of a series on building a native Razer mouse controller for macOS.


Button Remapping: Knowing When to Stop Reverse-Engineering

We have the envelope from part 2. Now the commands that actually do something: DPI and lighting. The DPI one is easy. The color one taught me the most useful lesson in this whole p

Part 3 of a series on building a native Razer mouse controller for macOS.

DPI, Color, and Why "OK" Doesn't Mean It Worked

StrictBlock started with a simple idea: what if a focus app did not just remind you to stop procrastinating, but actually helped you create a real boundary between you and the dist

I recently relaunched StrictBlock with a complete redesign.

Redesigning StrictBlock: building a better iPhone app blocker for real focus

In part 1 we found the right HID interface and learned how to push a feature report at it. The report was just 90 zero bytes, which does nothing. This part is about what actually g

Part 2 of a series on building a native Razer mouse controller for macOS.


The Packet Format: 90 Bytes and One Cursed Byte


USB HID (Human Interface Device) is the protocol your mouse, keyboard, and gamepad use to talk to the OS. Most of the time it's invisible — the OS handles it and your app gets abst

Part 1 of a series on building a native Razer mouse controller for macOS.


USB HID on macOS: Talking to Devices with IOKit

The protocol works from a command line tool. Now I want it living in the menu bar: a little mouse icon, click it, set DPI and color, no Terminal. SwiftUI has MenuBarExtrafor exactl

Part 4 of a series on building a native Razer mouse controller for macOS.


Wrapping It in a Menu Bar App (and Three Things That Broke)

github

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Paul Contreras

I just like building things. Now building -> https://mkrz.studio/en