AntiRootkit Software

Avira Security Tools
(Windows & Mac)

Avast
( Windows, Android, iOS & Mac )

Bitdefender Rootkit Remover
( Windows )

ChkRootKit
( Linux, freeBSD & Mac )

Comodo Anti-malware Cleaning Essentials
( Windows )

ESET Root-kit Detector
(Mac)

GMER
( Windows )

Kaspersky's TDSSKiller
( Windows )

Lynis
(Unix, Linux & BSD)

Malwarebytes Anti-Rootkit BETA
( Windows )

MalwareFox Rootkit Removal Tool
( Windows )

McAfee Root-kit Remover
( Windows )

OSSEC
(Windows, Unix, Linux & Mac)

OSHI Un-hooker
( Windows )

Panda Anti-Root-kit
( Windows )

RegRun
( Windows )

Rootkit Hunter
(Linux, BSD & some Mac OSs)

RootkitRevealer
( Windows )

RootKit Hook Analyzer
( Windows )

Sophos Anti-Root-kit
( Windows )

Trend Micro Root-kit Buster
( Windows )

UnHackMe
( Windows )

Windows Defender Offline - (manual update)