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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

NitroBot seo crawler

NitroPack Ltd

Nitro-
challenge
NIXStatsbot ai coding agent

NixStats

NIXStatsbot
observe
NixStatsMonitoringBot monitoring

NixStats

NixStatsMonitoringBot
allow
NLUX_IAHarvester other
NLUX_IAHarvester
observe
Nmap Scripting Engine security

Nmap

Nmap
allow
NoahBot other

NoahWire

NoahBot
observe
Nodeping monitoring

Nodeping

NodePing
allow
Noibu JS Beautifier other

Noibu

Noibu
allow
Noorobot seo crawler

Noor Digital Agency AB

noorobot
challenge
Nooshub social media

Nooshub

Nooshub
allow
NostoCrawlerBot seo crawler

Nosto

NostoCrawlerBot
challenge
Nostra seo crawler

Nostra

nostra
challenge
Notabot search engine

Helpfeel

Notabot
allow
Notion Automation other

Notion

NotionAutomation
allow
NovaAct ai agent

Amazon

NovaAct
observe
Novellum AI Crawl ai crawler

Novellum

Novellum
observe
NPBot other
NPBot
observe
NTENTbot other
NTENTbot
observe
Nutch seo crawler
Nutch
challenge
Nuzzel other
Nuzzel
observe
NVBot other
NVBot
observe
nyt_scraping seo crawler

The New York Times

nyt_scraping
challenge
OAI-AdsBot seo crawler

OpenAI

OAI-AdsBot
challenge
OAI-SearchBot ai crawler

OpenAI

OAI-SearchBot
observe
Observer security

Observer

Observer
allow
OddlyBot archiver

Oddly Even

OddlyBot
allow
Odin security

ODIN

Odin
allow
OdklBot ai assistant

VK

OdklBot
observe
officestorebot other
officestorebot
observe
Offline Explorer seo crawler

MetaProducts

Offline
challenge
Oh Dear monitoring

Oh Dear

OhDear
allow
OhDear.app ai coding agent

Oh Dear

OhDear.app
observe
oii-research other
oii-research
observe
OKX-dolphin-crawler security

OKX

OKX-dolphin-crawler
allow
omgili ai scraper

Webz.io

omgili
observe
Omgilibot other
Omgilibot
observe
Omnisend other

Omnisend

Omnisend
allow
OmvionLeadLake ai assistant

OMVION

OmvionLeadLake
observe
OnCrawl seo crawler

Oncrawl

www.oncrawl.com
challenge
OnCrawl Mobile seo crawler

Oncrawl

challenge
OneTrust security

OneTrust

OneTrust
allow
Onetrust CMP Scanner monitoring

OneTrust, LLC.

Onetrust
allow
Online Webceo Bot seo crawler

Online Webceo

online-webceo-bot
challenge
OnlineOrNot Monitor monitoring

OnlineOrNot

OnlineOrNot.com_bot_1.0_(https:
allow
OnlineOrNot.com_bot ai coding agent

OnlineOrNot

OnlineOrNot.com_bot
observe
OpenBash-Surface security

OpenBash

OpenBash-Surface
allow
Openbot other
Openbot
observe
opencode ai coding agent

Anomaly

opencode
observe
openfind other
openfind
observe
Openfind data gatherer other
observe
Opengraph Bot social media

Opengraph

allow
OpenGraph.io ai assistant

Opengraph

OpenGraph.io
observe
OpenGraphCheck other
OpenGraphCheck
observe
OpenHoseBot other
OpenHoseBot
observe
OpenindexSpider seo crawler

Openindex

OpenindexSpider
challenge
OpenRSS social media

OpenRSS

OpenRSS
allow
OpenTheBoxBot other
OpenTheBoxBot
observe
opinion-tracker other
opinion-tracker
observe
Oracle Ultra Search other
Oracle
observe
OrangeBot other
OrangeBot
observe
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