- 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
- 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)
- e-collector
- EbiNess
- EIT Link Verifier Robot
- ELFINBOT
- Emacs-w3 Search Engine
- ananzi
- esculapio
- Esther
- Evliya Celebi
- nzexplorer
- FastCrawler
- Fluid Dynamics Search Engine robot
- Felix IDE
- Wild Ferret Web Hopper #1, #2, #3
- FetchRover
- fido
- HLML
- KIT-Fireball
- Fish search
- Fouineur
- Robot Francoroute
- Freecrawl
- FunnelWeb
- gammaSpider, FocusedCrawler
- gazz
- GCreep
- GetBot
- GetURL
- Golem
- Googlebot
- Grapnel/0.01 Experiment
- Griffon
- Gromit
- Northern Light Gulliver
- Gulper Bot
- HamBot
- Harvest
- havIndex
- HI (HTML Index) Search
- Hometown Spider Pro
- Wired Digital
- ht
- //Dig
- HTMLgobble
- Hyper-Decontextualizer
- iajaBot
- IBM_Planetwide
- Popular Iconoclast
- Ingrid
- Imagelock
- IncyWincy
- Informant
- InfoSeek Robot 1.0
- Infoseek Sidewinder
- InfoSpiders
- Inspector Web
- IntelliAgent
- I, Robot
- Iron33
- Israeli-search
- JavaBee
- JBot Java Web Robot
- JCrawler
- AskJeeves
- JoBo Java Web Robot
- Jobot
- JoeBot
- The Jubii Indexing Robot
- JumpStation
- image.kapsi.net
- Katipo
- KDD-Explorer
- Kilroy
- KO_Yappo_Robot
- LabelGrabber
- larbin
- legs
- Link Validator
- LinkScan
- LinkWalker
- Lockon
- logo.gif Crawler
- Lycos
- Mac WWWWorm
- Magpie
- marvin/infoseek
- Mattie
- MediaFox
- MerzScope
- NEC-MeshExplorer
- MindCrawler
- mnoGoSearch search engine software
- moget
- MOMspider
- Monster
- Motor
- MSNBot
- Muncher
- Muninn
- Muscat Ferret
- Mwd.Search
- Internet Shinchakubin
- NDSpider
- NetCarta WebMap Engine
- NetMechanic
- NetScoop
- newscan-online
- NHSE Web Forager
- Nomad
- The NorthStar Robot
- ObjectsSearch
- Occam
- HKU WWW Octopus
- OntoSpider
- Openfind data gatherer
- Orb Search
- Pack Rat
- PageBoy
- ParaSite
- Patric
- pegasus
- The Peregrinator
- PerlCrawler 1.0
- Phantom
- PhpDig
- PiltdownMan
- Pimptrain.com's robot
- Pioneer
- html_analyzer
- Portal Juice Spider
- PGP Key Agent
- PlumtreeWebAccessor
- Poppi
- PortalB Spider
- psbot
- GetterroboPlus Puu
- The Python Robot
- Raven Search
- RBSE Spider
- Resume Robot
- RoadHouse Crawling System
- RixBot
- Road Runner
- The ImageScape Robot
- Robbie the Robot
- ComputingSite Robi/1.0
- RoboCrawl Spider
- RoboFox
- Robozilla
- Roverbot
- RuLeS
- SafetyNet Robot
- Scooter
- Search.Aus-AU.COM
- Sleek
- SearchProcess
- Senrigan
- SG-Scout
- ShagSeeker
- Shai'Hulud
- Sift
- Simmany Robot Ver1.0
- Site Valet
- SiteTech-Rover
- Skymob.com
- SLCrawler
- Inktomi Slurp
- Smart Spider
- Snooper
- Solbot
- Speedy Spider
- spider_monkey
- SpiderBot
- Spiderline Crawler
- SpiderMan
- SpiderView(tm)
- Spry Wizard Robot
- Site Searcher
- Suke
- suntek search engine
- Sven
- Sygol
- TACH Black Widow
- Tarantula
- tarspider
- Tcl W3 Robot
- TechBOT
- Templeton
- TitIn
- TITAN
- The TkWWW Robot
- TLSpider
- UCSD Crawl
- UdmSearch
- UptimeBot
- URL Check
- URL Spider Pro
- Valkyrie
- Verticrawl
- Victoria
- vision-search
- void-bot
- Voyager
- VWbot
- The NWI Robot
- W3M2
- WallPaper (alias crawlpaper)
- the World Wide Web Wanderer
- w@pSpider by wap4.com
- WebBandit Web Spider
- WebCatcher
- WebCopy
- webfetcher
- The Webfoot Robot
- Webinator
- weblayers
- WebLinker
- WebMirror
- The Web Moose
- WebQuest
- Digimarc MarcSpider
- WebReaper
- webs
- Websnarf
- WebSpider
- WebVac
- webwalk
- WebWalker
- WebWatch
- Wget
- whatUseek Winona
- WhoWhere Robot
- Weblog Monitor
- w3mir
- WebStolperer
- The Web Wombat
- The World Wide Web Worm
- WWWC Ver 0.2.5
- WebZinger