Real MP3 Finder
http://www.saphware.com/mp3finder/index.html
This is another software based meta crawler

2 Find MP3
http://npssoftware.com/2findmp3/
2 Find MP3 is another example MetaCrawler software that searches both http and ftp and verifies the results. It is compatible with most ftp software.

Abe's MP3 Finder
http://www.abes.org/mp3finder/index.html
Abe's mp3 finder searches gnutella, scour exchange and ftp servers simultaniously

MediaGrab!
http://www.eastbaytech.com/mediagrab.htm
MediaGrab! is used for finding downloading media files from the web, Usenet and more. Instead of using a web page search engine to search to find multimedia files, you can use MediaGrab!

MP3Fiend
http://www.mp3fiend.com/
MP3Fiend is standalone metacrawler software that gets it's result from top searchengines and offers compatibility with software like cuteftp, go!zilla and Get Right

WinMP3Locator    http://www.winmp3locator.com/flash/default.aspWinMP3Locator is a software based meta crawler

MP3 Easy
http://www.mp3easy.co.uk
MP3 Easy let's you search songs by title and artist and has functionalities like asking songs in return for the ones downloaded from you.

Iwan's MP3 Finder
http://www.geocities.com/yulhaedir/mp3find.htm
A FREEWARE program enabling you to search up to TEN MP3 search engines simultaneously, or display the results of up to FOUR MP3 search engines on one screen

SearchLord
http://www.searchlord.com/
SearchLord Searching the visible and invisible web via multiple vertical metasearch engines, specialty searches and web category subjects.

WinMp3Locator
http://www.winmp3locator.com/
WinMP3Locator searches for a song by the user-specified keywords in all popular MP3 search engines

ComTry MP3 Downloader
http://www.mp3downloader.com/
ComTry MP3 Downloader helps you to find your favorite MP3 files on the internet.