KMSAuto++ (AKA: KMSAuto Plus Plus) is a KMS-based activator used to activate Microsoft Windows and Office products, developed by Ratiborus from Russia. It can automatically install the KMS service to activate all versions of Windows/Office products (including Windows XP, Vista, 7, 8, 8.1, 10; Server 2008, 2008 R2, 2012, 2012 R2, 2016, 2019; and Office 2010/2013/2016/2019), but they must be the VL (Volume License) edition! For example, you can use KMSAuto++ to activate Office 2010 VL on Windows XP.

KMSonline is a relatively new online activator for Microsoft Windows & Office products, developed by Ratiborus from Russia, based on the classic KMS activation solution. Its working principle is to look for all available activation keys from various servers on the Internet, which are then used to easily activate any version of Windows operating system and Office software for free.

KMS Matrix is another simple and friendly KMS-based activator that can quickly activate many editions and versions of Microsoft Windows and Office products, developed based on Microsoft .NET Framework by GodMatrix in 2019. Like similar activators, it is able to activate Windows 8, 8.1, 10, 11, Windows Server 2008, 2008 R2, 2012, 2012 R2, as well as Office 2010, 2013, 2016, 2019, 2021.

R@1n Act1vat0r (AKA: Rain Activator) is a Windows, Office & Visual Studio all versions universal activator based on KMS activation method, made by R@1n. Unlike R@1n's Re-Loader Activator, R@1n Act1vat0r comes with the classic and clean DOS UI.

Microsoft Toolkit (MTK for short, formerly known as 'Office 2010 Toolkit' or 'EZ-Activator') integrates Office Toolkit, Windows Toolkit and Office Uninstaller for 2003/2007/2010/2013/2016/2019... in one place. It allows to activate Windows, activate or uninstall Microsoft Office all products completely with one click!