F-Secure BlackLight Rootkit Elimination Technology detects objects that are hidden from users and security tools and offers the user an option to remove them.
GMER is an application that detects rootkits and allows you to monitor system functions including drivers loading, libraries loading, file functions, registry entries, TCP/IP connections and more.
Malwarebytes Anti-Rootkit is a handy and reliable application designed to scan, detect and clean malicious rootkits that reside on your computer. For complete internet protection, download Malwarebytes here.
McAfee Rootkit Detective is a program designed and developed by McAfee Avert Labs to proactively detect and clean rootkits that are running on the system.
RootkitRevealer is an advanced rootkit detection utility. Project has been abandoned. For scanning and live protection consider downloading Malwarebytes.
Prevx CSI is a rapid malware scanner that will find and fix active rootkit, spyware, trojan, virus, and all other forms of malware infection in about 1 minute.