List of User Agent Strings

UA database includes detailed information about ever single user agent and operating system.
 
Robots (crawlers) - Robots (crawlers) IP Address - Operating systems
 

Browsers, libraries, Feed readers ..

	Name	Layout engine	Type
	AB (Apache Bench)	n/a	Other
	Abilon	n/a	Feed Reader
	Abolimba	Trident	Browser
	ABrowse	WebKit	Browser
	Acoo Browser	Trident	Browser
	ActiveXperts Network Monitor	n/a	Other
	Adobe AIR runtime	n/a	Library
	Amaya	Proprietary	Browser
	Amiga Aweb	Proprietary	Browser
	Amiga Voyager	Proprietary	Browser
	Anonymouse.org	n/a	Useragent Anonymizer
	anw HTMLChecker	n/a	Validator
	anw LoadControl	n/a	Validator
	AOL Explorer	Trident	Browser
	Apple-PubSub	n/a	Feed Reader
	Arora	WebKit	Browser
	Avant Browser	Trident	Browser
	AvantGo	n/a	Offline Browser
	Awasu	Tridend	Feed Reader
	Axel	n/a	Offline Browser
	Banshee	n/a	Multimedia Player
	Beonex	Gecko	Browser
	BlackBerry	Mango	Mobile Browser
	Blackbird	Gecko	Browser
	Blazer	NetFront	Mobile Browser
	BlogBridge	n/a	Feed Reader
	Bloglines	n/a	Feed Reader
	Bolt	WebKit	Browser
	Bookdog	n/a	Other
	Boxxe	??	Multimedia Player
	Browzar	Trident	Browser
	Bunjalloo	??	Browser
	Camino	Gecko	Browser
	Cheshire	WebKit	Browser
	Chrome	WebKit	Browser
	Claws Mail GtkHtml2 plugin	GtkHTML Library	Other
	CometBird	Gecko	Browser
	CorePlayer	n/a	Multimedia Player
	CPG Dragonfly RSS Module	n/a	Feed Reader
	Crazy Browser	Tridend	Browser
	CSE HTML Validator	n/a	Validator
	cURL	n/a	Library
	Cynthia	n/a	Validator
	Deepnet Explorer	Tridend	Browser
	Demeter	WebKit	Browser
	DeskBrowse	WebKit	Browser
	Dillo	Proprietary	Browser
	DocZilla	Gecko	Browser
	Dooble	WebKit	Browser
	Doris	??	Browser
	DownloadStudio	n/a	Other
	Edbrowse	n/a	Browser
	Elinks	Proprietary	Browser
	Enigma browser	Trident	Browser
	Epiphany	WebKit/Gecko	Browser
	Feed::Find	n/a	Library
	Feedfetcher-Google	n/a	Feed Reader
	FeedParser	n/a	Library
	FeedValidator	n/a	Validator
	Fennec	Gecko	Mobile Browser
	Firebird (old name for Firefox)	Gecko	Browser
	Firefox	Gecko	Browser
	Firefox (BonEcho)	Gecko	Browser
	Firefox (GranParadiso)	Gecko	Browser
	Firefox (Minefield)	Gecko	Browser
	Firefox (Namoroka)	Gecko	Browser
	Firefox (Shiretoko)	Gecko	Browser
	Flock	Gecko	Browser
	Fluid	WebKit	Browser
	FlyCast	??	Multimedia Player
	foobar2000	n/a	Multimedia Player
	Funambol Mozilla Sync Client	n/a	Other
	Funambol Outlook Sync Client	n/a	Other
	Galeon	Gecko	Browser
	GetRight	n/a	Offline Browser
	GlobalMojo	Gecko	Browser
	GnomeVFS	n/a	Other
	GoldenPod	n/a	Other
	GOM Player	n/a	Multimedia Player
	Google App Engine	n/a	Other
	Google Listen	n/a	Other
	Google Wireless Transcoder	??	Other
	gPodder	n/a	Other
	GreatNews	Trident	Feed Reader
	GreenBrowser	Trident	Browser
	Gregarius	n/a	Feed Reader
	GSiteCrawler	n/a	Other
	GStreamer	n/a	Library
	HotJava	Java	Browser
	HTMLParser	n/a	Validator
	HTTP nagios plugin	n/a	Other
	HTTrack	n/a	Offline Browser
	Hv3	Tkhtml3	Browser
	Hydra Browser	Trident	Browser
	IBrowse	Proprietary	Browser
	iCab	WebKit	Browser
	ICE browser	Java	Browser
	IceApe	Gecko	Browser
	IceCat	Gecko	Browser
	IceWeasel	Gecko	Browser
	IE	Tridend	Browser
	IE 8.0 (Compatibility View)	Tridend	Browser
	IE Mobile	Tridend	Mobile Browser
	Indy Library	n/a	Library
	iRider	Trident	Browser
	Iron	WebKit	Browser
	iSiloX	Proprietary	Offline Browser
	iSiloXC	Proprietary	Offline Browser
	Jakarta Commons-HttpClient	n/a	Library
	Jasmine	NetFront	Mobile Browser
	Java	n/a	Library
	JoBo	n/a	Offline Browser
	K-Meleon	Gecko	Browser
	K-Ninja	Gecko	Browser
	Kapiko	Gecko	Browser
	Kazehakase	Gecko	Browser
	KKman	Tridend	Browser
	Klondike	??	Wap Browser
	Konqueror	KHTML	Browser
	LFTP	n/a	Other
	LibSoup	n/a	Library
	libwww-perl	n/a	Library
	Liferea	n/a	Feed Reader
	LinkbackPlugin for Laconica	n/a	Other
	LinkChecker	n/a	Validator
	LinkExaminer	n/a	Validator
	Links	Proprietary	Browser
	LinkWalker	n/a	Validator
	Lobo	Cobra - (Java)	Browser
	Lotus Notes	??	Browser
	Lunascape	Gecko/WebKit/Trident	Browser
	LWP::Simple	n/a	Library
	Lynx	Proprietary	Browser
	Madfox	Gecko	Browser
	MagpieRSS	n/a	Library
	Maxthon	Trident/WebKit	Browser
	MicroB	Gecko	Mobile Browser
	Microsoft WebDAV client	n/a	Other
	Midori	WebKit	Browser
	Minimo	Gecko	Mobile Browser
	Miro	n/a	Multimedia Player
	Motorola Internet Browser	??	Mobile Browser
	Mozilla	Gecko	Browser
	MPlayer	n/a	Multimedia Player
	muCommander	n/a	Other
	Multi-Browser XP	Trident	Browser
	Multipage Validator	n/a	Validator
	MultiZilla	Gecko	Browser
	NCSA Mosaic	Proprietary	Browser
	NetBox	??	Browser
	NetCaptor	Trident	Browser
	NetFront	NetFront	Mobile Browser
	NetFront Mobile Content Viewer	??	Other
	NetNewsWire	WebKit	Feed Reader
	NetPositive	Proprietary	Browser
	Netscape Navigator	Gecko	Browser
	NetSurf	NetSurf	Browser
	Newsbeuter	n/a	Feed Reader
	NewsBreak	n/a	Feed Reader
	NewsFox	Gecko	Feed Reader
	NewsGatorOnline	n/a	Feed Reader
	NFReader	n/a	Feed Reader
	Nokia Web Browser	WebKit	Mobile Browser
	Obigo	??	Mobile Browser
	Off By One	Proprietary	Browser
	Offline Explorer	n/a	Offline Browser
	Omea Reader	n/a	Feed Reader
	OmniWeb	WebKit	Browser
	Openwave Mobile Browser	??	Mobile Browser
	Opera	Presto	Browser
	Opera Mini	Presto	Mobile Browser
	Orca	Tridend	Browser
	Oregano	Proprietary	Browser
	OWB	WebKit	Browser
	P3P Validator	n/a	Validator
	Palm Pre web browser	??	Mobile Browser
	Paparazzi!	WebKit	Other
	Phaseout	Tridend	Browser
	Phoenix (old name for Firefox)	Gecko	Browser
	PHP	n/a	Other
	PHP link checker	n/a	Validator
	PHP OpenID library	n/a	Library
	PHPcrawl	n/a	Library
	POE-Component-Client-HTTP	n/a	Library
	Polaris	Lumi	Mobile Browser
	Prism	Gecko	Other
	PRTG Network Monitor	n/a	Other
	PycURL	n/a	Library
	Python-urllib	n/a	Library
	Python-webchecker	n/a	Library
	QtWeb	WebKit	Browser
	QuickTime	n/a	Multimedia Player
	Radio Downloader	n/a	Other
	rekonq	WebKit	Browser
	REL Link Checker Lite	n/a	Validator
	retawq	Proprietary	Browser
	RSS Menu	n/a	Feed Reader
	RSS Radio	Trident	Multimedia Player
	RSSOwl	n/a	Feed Reader
	Safari	WebKit	Browser
	Sage	Gecko	Feed Reader
	SeaMonkey	Gecko	Browser
	SEMC Browser	??	Mobile Browser
	Seznam RSS reader	n/a	Feed Reader
	Seznam WAP Proxy	??	Other
	Shiira	WebKit	Browser
	Siege	n/a	Other
	SimplePie	n/a	Library
	SiteSucker	n/a	Offline Browser
	Sleipnir	Trident	Browser
	Snoopy	n/a	Library
	Songbird	Gecko	Multimedia Player
	Spicebird	Gecko	Other
	Stainless	WebKit	Browser
	Summer	n/a	Library
	Sunrise	WebKit	Browser
	Swiftfox	Gecko	Browser
	Tear	WebKit	Mobile Browser
	TeaShark	WebKit	Mobile Browser
	Teleport Pro	n/a	Offline Browser
	TheWorld Browser	Trident	Browser
	Thunderbird	Gecko	Other
	Tulip Chain	n/a	Other
	Typhoeus	n/a	Library
	UC Browser	??	Mobile Browser
	urlgrabber	n/a	Library
	uZard Web	?	Mobile Browser
	Uzbl	WebKit	Browser
	VLC media player	n/a	Multimedia Player
	Vuze	??	Other
	W3C Checklink	n/a	Validator
	W3C CSS Validator	n/a	Validator
	W3C mobileOK Checker	n/a	Validator
	W3C Validator	n/a	Validator
	w3m	Proprietary	Browser
	WapTiger	??	Wap Browser
	WDG CSSCheck	n/a	Validator
	WDG Page Valet	n/a	Validator
	WDG Validator	n/a	Validator
	WebCollage	n/a	Other
	WebCopier	n/a	Offline Browser
	webfs	n/a	Other
	WebStripper	n/a	Offline Browser
	WebZIP	n/a	Offline Browser
	Wget	n/a	Offline Browser
	Windows Media Player	Trident	Multimedia Player
	WinHTTP	n/a	Library
	WinPodder	n/a	Other
	WinWap	WinWAPX	Wap Browser
	wKiosk	WebKit	Browser
	WWW::Mechanize	n/a	Library
	Wyzo	Gecko	Browser
	X-Smiles	??	Browser
	Xaldon WebSpider	n/a	Offline Browser
	XBMC	??	Multimedia Player
	Xenu	n/a	Validator
	xine	n/a	Library
	XML-RPC for PHP	n/a	Library
	XMPlay	n/a	Multimedia Player
	YahooFeedSeeker	n/a	Feed Reader

Operating Systems

	Name	Producer/URL
	AIX	IBM Corporation
	Amiga OS	Amiga, Inc.
	Android	Open Handset Alliance
	BeOS	Be, Inc.
	DangerOS	Danger, Inc.
	DragonFly BSD	DragonFly BSD Team
	FreeBSD	FreeBSD Foundation
	Haiku OS	Haiku Inc.
	HP-UX	Hewlett-Packard Development Company, L.P.
	iPhone OS	Apple Inc.
	IRIX	Silicon Graphics, Inc.
	JVM (Java)	Sun Microsystems, Inc.
	JVM (Platform Micro Edition)	Sun Microsystems, Inc.
	Linux
	Linux (Arch Linux)	Judd Vinet
	Linux (CentOS)
	Linux (Debian)	Software in the Public Interest, Inc.
	Linux (Fedora)	Red Hat, Inc.
	Linux (Gentoo)	Gentoo Foundation, Inc.
	Linux (Kanotix)
	Linux (Knoppix)	Klaus Knopper
	Linux (Linspire)	Linspire, Inc.
	Linux (Maemo)	Nokia
	Linux (Mandriva)
	Linux (Mint)	clem
	Linux (RedHat)	Red Hat, Inc.
	Linux (Slackware)	Slackware Linux, Inc.
	Linux (SUSE)	Novell, Inc.
	Linux (Ubuntu)	Canonical Ltd.
	Linux (VectorLinux)	Robert S. Lange
	Mac OS 8/9	Apple Computer, Inc.
	Mac OS Darwin	Apple Computer, Inc.
	Mac OS X	Apple Computer, Inc.
	Macintosh	Apple Computer, Inc.
	MorphOS	MorphOS development team
	NetBSD	NetBSD Foundation, Inc.
	NetWare 6.0.04	Novell, Inc.
	Nintendo DS	Nintendo
	Nintendo DSi	Nintendo
	Nintendo Wii	Nintendo of America Inc.
	OpenBSD
	OpenVMS	Hewlett-Packard Development Company, L.P.
	OS/2	IBM Corporation
	OS/2 Warp	IBM Corporation
	Palm OS	Palm, Inc.
	Plan 9	Lucent Technologies
	PlayStation Portable	Sony Computer Entertainment Inc.
	QNX x86pc	QNX Software Systems
	RIM OS	Research In Motion Limited
	RISK OS	RISCOS Ltd
	SCO OpenServer	The SCO Group
	Series 80 Platform 2nd Edition	Symbian Ltd
	SkyOS	SkyOS Team
	Solaris	Sun Microsystems, Inc.
	Syllable	Kristian Van Der Vliet, Kaj de Vos, Rick Caudill, Arno Klenke, Henrik Isaksson
	Symbian OS	Symbian Ltd
	Symbian OS 7.0s	Symbian Ltd
	Symbian S60	Symbian Ltd
	webOS 1.0	Palm, Inc.
	WebTV (msnTV)	Microsoft Corporation.
	Windows	Microsoft Corporation.
	Windows 2000	Microsoft Corporation.
	Windows 2003 Server	Microsoft Corporation.
	Windows 3.1	Microsoft Corporation.
	Windows 3.x	Microsoft Corporation.
	Windows 7	Microsoft Corporation.
	Windows 95	Microsoft Corporation.
	Windows 98	Microsoft Corporation.
	Windows CE	Microsoft Corporation.
	Windows ME	Microsoft Corporation.
	Windows Mobile	Microsoft Corporation.
	Windows NT	Microsoft Corporation.
	Windows NT 4.0	Microsoft Corporation.
	Windows Vista	Microsoft Corporation.
	Windows XP	Microsoft Corporation.