Free Razer Synapse Alternatives
The best free alternative to Razer Synapse is X-Mouse Button Control. If that doesn't suit you, our users have ranked more than 10 alternatives to Razer Synapse and 17 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Razer Synapse are OpenRGB, LinearMouse, Polychromatic and Piper.
Razer Synapse alternatives are mainly Key Mapping Tools but may also be System Tweakers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Razer Synapse.
X-Mouse Button Control is a Windows application to remap your mouse buttons and expand the capabilities of your mouse!
X-Mouse Button Control vs Razer Synapse opinions
This does not serve the primary function of controlling RGB lighting on Razer peripherals.
Open source RGB lighting control that doesn't depend on manufacturer software. For Windows, Linux, MacOS.
LinearMouse is a free and open-source utility for macOS which aims to improve the experience and functionality of third-party mice.
Graphical front end and tray applet for configuring Razer peripherals on GNU/Linux.
Piper is a graphical user interface to configure gaming mice. Configuration options include changing the resolution (DPI) of the mouse, adding and removing profiles, setting LED colors and changing button behaviors.
Project Aurora unifies RGB lighting devices across different brands and enables them to work alongside each other, all while adding and improving RGB lighting support for various games that previous had none or little RGB lighting support.
Discontinued
The last update was in June 2020, but there's an active fork here: https://github.com/Aurora-RGB/Aurora
The USB Overdrive is a device driver for macOS that handles any USB or Bluetooth mouse, keyboard, trackball, joystick, gamepad or gaming device from any manufacturer and lets you configure it either globally or on a per-application, per-device basis.
USB Overdrive vs Razer Synapse opinions
It lets you do pretty much everything
Artemis 2 adds highly configurable support for several games to a range of RGB keyboards, mice and headsets.
SignalRGB is a free program which allows you to control all of your RGB devices in one application. Experience synchronized lighting effects across your devices from all major brands.
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.
