[frou_dh]

I'm a happy SteerMouse user, but it should be noted that if all you want to do is flatten out the Acceleration curve then the native System Settings since macOS Sonoma let you disable acceleration.

[pxc]

Finally, Jesus Christ. They had broken their own builtin for this (historically handled via `defaults write` for at least 6 years, maybe longer.

[pohuing]

That was possible in earlier versions with globalpreferences. The real killer feature is disabling the scroll acceleration.

[pxc]

That setting broke a long time ago. Hasn't worked for ages, which is why people have relied on more extreme approaches like those of SteerMouse, CursorSense (same author) and LinearMouse.