Advanced Tokens Manager is a free, portable application to backup and recovers Windows and Office activation. Discontinued and only works up until Vista and Office 2010.

AlphaComps KeyViewer is a classic freeware app to retrieve your Windows and Office product key as well as decode the RawKey from your DigitalProductId.

ArezView is a CD Key Viewer for Windows XP & Office XP/2003/2007.

CheckWindowsGenuine is a straightforward portable app designed to reveal if your Windows license is genuine.

Enchanted Keyfinder is a utility that retrieves the product key used to install Windows from your registry or from an unbootable Windows installation.

geProduct Key Finder allows you to view (and save of course) CD-keys or serial numbers of many software programs.

IOGenie Windows Key Finder finds and displays your Windows key quickly.

Jalapeno Keyfinder is a simple utility to retrieve and decrypt your Microsoft (and several other) serial keys.

Retrieve and decrypt your Microsoft (and some non Microsoft) serial keys.

Lazesoft Windows Key Finder, a powerful open-source freeware designed to retrieve lost product keys for various versions of Windows and Microsoft Office.

LicenseCrawler is designed to allow you to discover application product keys and other serial numbers or licenses.

Magical Jelly Bean Keyfinder is a freeware utility that retrieves your Product Key (cd key) used to install windows from your registry.

MajorGeeks Windows Product Key Recovery is a simple VBS script to retrieve your Windows product key.

Microsoft Genuine Advantage Diagnostic Tool can diagnose and resolve issues with Microsoft Genuine Advantage components.

MSKeyViewer Plus is a lightweight tool created to view program installation keys, service pack levels, and product IDs, and more.

Office Key Remover is a small tool which removes Microsoft Office's license information on your machine!

View MS Office Installed KeyCode and Change The KeyCode! This Lite Version is derived from WinKeyFinder.

PID Key Checker is a portable app that allows you to quickly check your machine's Microsoft Windows and Office license Keys.

PK Finder is a free application that can help you recover your Windows Product Key in case you forgot it, are unable to access it, or simply for testing purposes.

Product Key Decryptor is a free tool to recover license keys of over 200 popular apps including Windows, Adobe, WinZip and more.

Product Key Scanner is a portable app designed to scan for product keys of Windows and other Microsoft products within the registry.

ProduKey is an essential utility for retrieving lost ProductIDs and CD-Keys for Microsoft Office, Windows and more. Video tutorial available.

RockXP can retrieve and change your XP key, save your activation file, etc.

ShowKeyPlus is a portable freeware app to retrieve and save your Windows product key if you lost it.

SterJo Key Finder is a program that attempts to recover your product keys.

Win key view retrieves your Windows and MS office Product keys. There is no action to take, just start the tool to display the product keys.

Win Key Viewer is a fast little portable app that displays your Windows 10 product key.

Win Product Key Viewer is a single purpose tool for quickly recovering your Windows product key (or activation code).

Windows Activation Key Viewer is a portable option for viewing your Windows activation key.

Windows Expert Tool will recover and backup all of your product keys for Windows, routers, wireless, email, messengers and more.

Windows Key Finder is an Open Source app that uses the Command-Line to retrieve your Windows product key.

Windows Key Viewer lets you find your Windows product key easily.

Windows License Key Dump is the free command-line tool to recover the product/serial Keys of Windows and other popular software.

Windows OEM Product Key Tool will easily extract and display the product key associated with your PC.

Windows Product Key Finder is a simple, freeware ad portable app to show your Windows 10 product key or serial number.

Did you lose your Windows Product key? Don't panic. Windows Product key Retriever will find it for you and you can even save the key to a file.

Windows Product Key Viewer allows users to view the product key of an installed Windows operating system.

This application automates the task of changing your Windows XP product key.

WinGuggle can get retrieve your Windows and Office Product keys as well as some system information and OEM editing.

WinKey is designed to quickly display your operating system type, version/build, product ID, key number, and the motherboard's serial number.

Winkey Finder helps you retrieve your Windows, Office and .NET Product keys from the registry and display it for you.

WinKeyDOS works from DOS Prompt and gets your Windows Product Key.

WinKeyFinder retrieves and displays Windows product keys used during the Windows installation from the System Registry.

WinProdKeyFinder is a straightforward, portable app to retrieve Windows product key including the ability to decode your key from your DigitalProductId value.

Wise Windows Key Finder is a portable app that finds Windows key data quickly and displays it from a simple UI.

XP Deactivator removes your XP license information. This way you can change your XP product key.