OE Duplicate Remover   
http://ajsystems.com

If you use Outlook Express for your personal or business mail you will, no doubt, have encountered duplicate email messages. The "Outlook Express Duplicate Message Remover" will automatically find and remove duplicate messages. The OEDMR will (a) find duplicate messages in any folder or group of folders; (b) match messages based on mulltiple conditions; (c) search by date or date range; (d) display, delete, or move the duplicates.

File Renamer Basic   
http://www.sherrodcomputers.com

File Renamer Basic is a powerful and yet easy to use program that allows the user to rename files, folders, and MP3 files with ease. It has a filename filter so you can easily narrow down your search to only a specifc type of file or filename to work with. You can also remove x number of characters starting from x character and even find and replace text using a standard search or using regular expressions. In addition to its renaming capabilities, it also has a built-in ID3v1 and ID3v2 tag editor.

Audio Video IFilter   
http://www.aimingtech.com

Audio Video IFilter is a content indexing filter for WMA, WMV and MP3 files. The IFilter is compatible with all indexing services based on the Microsoft Search technology: Microsoft Indexing Service, Windows Desktop Search, Microsoft SharePoint Portal etc. Audio Video IFilter extends the services capabilities to index the WMA, WMV, MP3 files providing content search for them. Audio Video IFilter extracts two kinds of text metadata: standard ASF metadata form ASF, WMA, WMV files and ID3 tags from MP3 files. The ID3 tags is the de-facto standard of storing metadata in the MP3 files. Audio Video IFilter is a software component that provides benefits together with other Windows applications. With AimAtFile Fast File Search the IFilter helps you quickly find music and movies in your home collection. With Microsoft Indexing Service under Internet Information Server or with SharePoint Portal the IFilter lets you provide your site or portal visitors with a powerful search of multimedia content. The program is free for non-commercial use and 30-day trial for commercial use.

DupeChecker   
http://www.atory.com

DupeChecker is a disk cleaning and file utility. You can easily find and remove all duplicate files and folders. Maybe you don't know, but on every computer there are a lot of identical files. Sometimes they appears when you downloading from Internet using automatic download managers or file-sharing soft. Day by day they trashing your disk space and the result - disk is full... You can buy new larger space harddisk... but why ? Simply periodicaly run DupeChecker and save your time and money. DupeChecker will find duplicate files for the same file name or size, for the same file content (byte for byte). Some useful features of DupeChecker: - Find all Folder and files dupes - Shows all files and folders with exact duplicates elsewhere on the system multiple drives (HardDrive, Flash, Floppy,USB, Jaz Drive & Mapped Network drives). - Provides tools for safe and easy deletion or move of duplicate files - Compare byte-for-byte files - File Name Match. Find Name duplicates for files with diferent content - Size Match. Select the file name, modified date and time and file size. - Empty files without content. Zero size files. - Powerfull filters. With include/exclude and much filter. - Powerfull pre-configured filters for Internet files, Microsoft Office files, Graphic files, Sound and Music files and Movie files Filters. - Personalised Filters, which You can save and use many times for power. - Generates quality reports - Color selection for group of duplicates. Separated by Folder dupes, Content dupes and Name duplicates. - Works with local disks and disks accessed across a network - Full support for FAT, FAT-32 and NTFS format partitions - Shows sizes in bytes, KB, MB or GB. - Familiar and easy to use Windows Explorer style user interface

EZDupeRemover   
http://www.ezoutlooksync.com

Too many duplicates in Outlook? Need to compress PST and make Outlook faster? EZDupeRemover will search for duplicates in Outlook data file, offer a convenient overview and one-button removal for all items found! Industry-strength technology allows to process very large file within several minutes in easy and intuitive interface. Numerous options will satisfy advanced user, while default settings will get novice started in 4 mouse clicks.