ABCdatos BotLink
Acme.Spider
Ahoy! The Homepage Finder
Alkaline
Anthill
Walhello appie
Arachnophilia
Arale
Araneo
AraybOt
ArchitextSpider
Aretha
ARIADNE
arks
ASpider (Associative Spider)
ATN Worldwide
Atomz.com Search Robot
AURESYS
BackRub
unnamed
BBot
Big Brother
Bjaaland
BlackWidow
Die Blinde Kuh
Bloodhound
Borg-Bot
BoxSeaBot
bright.net caching robot
BSpider
CACTVS Chemistry Spider
Calif
Cassandra
Digimarc Marcspider/CGI
Checkbot
ChristCrawler.com
churl
cIeNcIaFiCcIoN.nEt
CMC/0.01
Collective
Combine System
ConfuzzledBot
CoolBot
Web Core / Roots
XYLEME Robot
Internet Cruiser Robot
Cusco
CyberSpyder Link Test
CydralSpider
Desert Realm Spider
DeWeb(c) Katalog/Index
DienstSpider
Digger
Digital Integrity Robot
Direct Hit Grabber
DNAbot
DownLoad Express
DragonBot
DWCP (Dridus‘ Web Cataloging Project)

baidu
iask
sogou
yisou
zhongsou

还有不少，欢迎补充……