Razer Synapse!

X-Mouse Button Control is a Windows application to remap your mouse buttons and expand the capabilities of your mouse!

Key Manager reveals the full potential of your keyboard and mouse and allows you to save time and efforts while working with your computer. Thanks to its flexible interface, you can now create various actions and execute them by pressing keys, mouse buttons and combinations of both, as well as represent them in the form of a popup actions menu. Apart from this, the application features powerful key and mouse button redefinition and blocking tools. Key redefinition and the execution of assigned actions can be restricted to specific applications and/or windows. »

Advanced driver for USB and Bluetooth mouses.You can customize buttons, wheels and cursor speed freely.

ControllerMate is a controller programming tool that allows you to customize the behavior of your HID devices — keyboards, keypads, mice, trackballs, joysticks, gamepads, throttles, among others. ControllerMate’s philosophy is to be as flexible as possible, to provide a set of basic programming tools, and to allow the user to combine those tools in an endless variety of ways.

Smoothmouse is experimental project to improve mouse & trackpad usability in OS X.

This is the next generation Razer device configuration tool bringing the Razer gaming experience to the free open source world.

Keyboarding Master is a gaming and application tool that provides its users with the ability to custom configure their input devices for specific applications within a unified configuration environment. Keyboarding Master supports Linux.

Graphical front end and tray applet for configuring Razer peripherals on GNU/Linux.

The USB Overdrive is a device driver for Mac OS X that handles any USB mouse / trackball / joystick / gamepad / media keyboard and any Bluetooth mouse from any manufacturer and lets you configure them either globally or on a per-application, per-device basis.

Modifies the Mac acceleration curve to better suit your style. Uses most of the code from MouseFix and wrapps it into a gui.

HydraMouse enables you to remap mouse buttons and to assign various actions to them. It is the only program in the world which can work not only with mice with up to 5 buttons, but also with many models of multi-button mice of various manufacturers (Microsoft, Logitech, Genius...), using its unique (patent pending) solution. For each button, HydraMouse can recognize different events: Down, Up, Click and Double-Click. You can assign each button the same action for all your applications or you can assign different actions to different applications. HydraMouse can assign actions not only to individual buttons, but also to combinations of mouse buttons, or keyboard keys and mouse buttons. »

Logitech-G19-Linux-Daemon is a Python project for complete support of Logitech G19 keyboard, LCD screen and macros.

Gnome15 is a suite of tools for the Logitech G series keyboards and headsets, including the G15, G19, G19s, G13, G930, G35, G510, G510s, G11, G110 and the Z-10 speakers aiming to provide the best integration possible with the Linux Desktop.

lmctl is a software that let you control and customize your logitech mouse.

Logitech Gaming Software lets you customize Logitech G gaming mice, keyboards and headsets.