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Crawler Catalog

2,114 known bots, crawlers, and AI agents — with UA patterns, verification methods, and recommended access policies.

Not sure what "crawler" vs "scraper" vs "agent" means here? See our terminology guide →

The policy each agent gets before a site sets its own. Click a number to list those agents.

2,114 results

Cosmos other
Cosmos
observe
Cotoyogi ai crawler

Research Organization of Information and Systems

Cotoyogi
observe
Coveo Bot search engine

Coveo

Coveobot
allow
Cozi-iCalendar-FeedReader ai assistant

OurFamilyWizard

Cozi-iCalendar-FeedReader
observe
CragCrawler ai data provider

CragSoftware

CragCrawler
observe
crawl4ai ai crawler

Open-source

Crawl4AI
observe
CrawlBot other
CrawlBot
observe
crawler_eb_germany other
crawler_eb_germany
observe
crawler.freespoke.com search engine

Freespoke

crawler.freespoke.com
allow
crawler4j other
crawler4j
observe
Crawlson search engine

Crawlson

Crawlson
allow
Crawlspace ai data provider

Crawlspace

Crawlspace
observe
CrawlyProjectCrawler other
CrawlyProjectCrawler
observe
Crazy Egg Bot monitoring

CrazyEgg

Crazy
allow
Crescent other
Crescent
observe
Crescent Internet ToolPak HTTP OLE Control v.1.0 other
observe
CriteoBot seo crawler

Criteo

CriteoBot
challenge
Critical CSS Bot other

Critical CSS

Critical
observe
Criticalcss.com ai coding agent

Critical CSS

Criticalcss.com
observe
cron-job.org other

cron-job.org

cron-job.org
allow
CrunchBot other
CrunchBot
observe
CrystalSemanticsBot other
CrystalSemanticsBot
observe
CT-WP-Probe other
CT-WP-Probe
observe
CUCH.org Archive Bot archiver

C U Cyber History

CUCH.org
allow
Curebot other
Curebot
observe
Current ai assistant

Current

Current
observe
Cursor ai coding agent

xAI

Cursor
observe
Cutbot other
Cutbot
observe
Cxense seo crawler

Cxense

cXensebot
challenge
Cybaa Bot security
CybaaBot
allow
CybaaAgent security

Cybaa

CybaaAgent
allow
CybaaBot other

Cybaa

CybaaBot
observe
CyberConvoyScout security

CyberConvoy

CyberConvoyScout
allow
CyberFindCrawler other
CyberFindCrawler
observe
CyberOKInspect security

CyberOK

CyberOKInspect
allow
CyberPatrol other
CyberPatrol
observe
CyotekWebCopy other
CyotekWebCopy
observe
cypex.ai/scanning security

Cypex

cypex.ai/scanning
allow
CypressGrowthDiligence ai assistant
CypressGrowthDiligence
observe
d-bot-health-check other
d-bot-health-check
observe
DareBoost other
DareBoost
observe
Daric2 ai crawler

Cloudflare

daric2
observe
Daric3 ai crawler

Cloudflare

daric3
observe
Daric4 ai crawler

Cloudflare

daric4
observe
Dark Visitor other
Dark
observe
Datadog ai coding agent

Datadog

Datadog Agent
observe
Datadog Synthetic ai coding agent

Datadog

observe
Datafeedwatch other
Datafeedwatch
observe
DataForSEO Bot seo crawler

DataForSEO

RankMath Link Checker
challenge
DataForSeoBot seo crawler

DataForSEO

DataForSeoBot
challenge
datagnionbot other
datagnionbot
observe
Datanyze other
Datanyze
observe
Dataprovider search engine

Dataprovider.com

Dataprovider
allow
Dataprovider.com search engine

Dataprovider.com

Dataprovider
allow
Datenbank Crawler ai scraper

netEstate

Datenbank
observe
Daum search engine

Daum

Daum
allow
Daumoa other
Daumoa
observe
Dazzle BlueSky Bot other
Dazzle
observe
DBD Bot other
observe
dbot other
dbot
observe