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W3Techs - World Wide Web Technology Surveys

W3Techs provides information about the usage of various types of technologies on the web.

Our vision

Provide the most reliable and most extensive source of information on web technology usage.

In our web technology surveys you can see the most popular technologies in these categories.

Content Management Systems

Most popular content management systems

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	WordPress	42.4%	+0.4%	65.2%	+0.2%
2.	Shopify	3.8%	+0.1%	5.8%	+0.1%
3.	Joomla	2.0%		3.0%	-0.1%
4.	Squarespace	1.7%		2.6%
5.	Wix	1.7%		2.6%
percentages of sites

Fastest growing content management systems since 1 July 2021

© W3Techs.com		sites
1.	WordPress	1,077
2.	Elementor	862
3.	WooCommerce	362
daily number of additional sites in the top 10 million

Find more details in the content management surveys

Server-side Programming Languages

Most popular server-side programming languages

© W3Techs.com		usage	change since 1 July 2021
1.	PHP	79.1%
2.	ASP.NET	8.4%	-0.1%
3.	Ruby	5.0%	+0.1%
4.	Java	3.6%
5.	Scala	2.0%
percentages of sites

Fastest growing server-side programming languages since 1 July 2021

© W3Techs.com		sites
1.	Ruby	428
2.	JavaScript	164
3.	Java	103
daily number of additional sites in the top 10 million

Find more details in the server-side language surveys

Client-side Programming Languages

Most popular client-side programming languages

© W3Techs.com		usage	change since 1 July 2021
1.	JavaScript	97.5%	+0.1%
2.	Flash	1.9%
percentages of sites

Fastest growing client-side programming languages since 1 July 2021

© W3Techs.com		sites
1.	JavaScript	289
daily number of additional sites in the top 10 million

Find more details in the client-side language surveys

JavaScript Libraries

Most popular JavaScript libraries

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	jQuery	78.2%	+0.2%	95.6%	-0.1%
2.	Bootstrap	22.3%	+0.1%	27.2%
3.	Modernizr	10.1%	-0.1%	12.4%	-0.1%
4.	Underscore	6.0%	+0.3%	7.3%	+0.3%
5.	Popper	4.1%	+0.2%	5.0%	+0.2%
percentages of sites

Fastest growing JavaScript libraries since 1 July 2021

© W3Techs.com		sites
1.	Underscore	744
2.	jQuery	431
3.	Popper	409
daily number of additional sites in the top 10 million

Find more details in the JavaScript library surveys

Web Servers

Most popular web servers

© W3Techs.com		usage	change since 1 July 2021
1.	Nginx	34.0%
2.	Apache	31.9%	-0.9%
3.	Cloudflare Server	19.3%	+0.4%
4.	LiteSpeed	10.5%	+1.2%
5.	Microsoft-IIS	6.7%	-0.1%
percentages of sites

Fastest growing web servers since 1 July 2021

© W3Techs.com		sites
1.	LiteSpeed	2,887
2.	Cloudflare Server	950
3.	Node.js	154
daily number of additional sites in the top 10 million

Find more details in the web server surveys

Web Panels

Most popular web panels

© W3Techs.com		usage	market share	change since 1 July 2021
1.	Plesk	4.7%	84.9%	-0.7%
2.	cPanel	0.7%	12.0%	-0.3%
3.	RunCloud	0.1%	2.0%	+1.0%
percentages of sites

Fastest growing web panels since 1 July 2021

© W3Techs.com		sites
1.	RunCloud	141
2.	GridPane	6
daily number of additional sites in the top 10 million

Find more details in the web panel surveys

Operating Systems

Most popular operating systems

© W3Techs.com		usage	change since 1 July 2021
1.	Unix	76.9%	+1.2%
2.	Windows	23.3%	-1.1%
percentages of sites

Fastest growing operating systems since 1 July 2021

© W3Techs.com		sites
1.	Unix	2,912
2.	Darwin	1
daily number of additional sites in the top 10 million

Find more details in the operating system surveys

Web Hosting Providers

Most popular web hosting providers

© W3Techs.com		usage	change since 1 July 2021
1.	Amazon	5.9%
2.	Newfold Digital	4.9%	-0.1%
3.	GoDaddy Group	4.6%
4.	Shopify	3.8%	+0.2%
5.	Hetzner	3.0%
percentages of sites

Fastest growing web hosting providers since 1 July 2021

© W3Techs.com		sites
1.	Shopify	342
2.	Amazon	222
3.	Hostinger	212
daily number of additional sites in the top 10 million

Find more details in the web hosting surveys

Data Center Providers

Most popular data center providers

© W3Techs.com		usage	change since 1 July 2021
1.	Amazon	7.2%	+0.1%
2.	Google	7.0%
3.	GoDaddy Group	4.8%	-0.1%
4.	Newfold Digital	4.7%	-0.1%
5.	Hetzner	3.2%
percentages of sites

Fastest growing data center providers since 1 July 2021

© W3Techs.com		sites
1.	Amazon	328
2.	Hostinger	211
3.	Neustar	79
daily number of additional sites in the top 10 million

Find more details in the data center surveys

Reverse Proxy Services

Most popular reverse proxy services

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	Cloudflare	17.4%	+0.3%	80.5%	-0.2%
2.	Fastly	1.3%	+0.1%	5.8%	+0.1%
3.	Amazon CloudFront	1.2%	+0.1%	5.3%
4.	Sucuri	0.5%		2.4%
5.	Akamai	0.5%		2.2%
percentages of sites

Fastest growing reverse proxy services since 1 July 2021

© W3Techs.com		sites
1.	Cloudflare	923
2.	Fastly	149
3.	Amazon CloudFront	96
daily number of additional sites in the top 10 million

Find more details in the reverse proxy surveys

DNS Server Providers

Most popular DNS server providers

© W3Techs.com		usage	change since 1 July 2021
1.	Cloudflare	14.5%	+0.2%
2.	GoDaddy Group	11.9%
3.	Newfold Digital	6.5%	-0.1%
4.	Amazon	5.6%	+0.2%
5.	Google	2.3%
percentages of sites

Fastest growing DNS server providers since 1 July 2021

© W3Techs.com		sites
1.	Cloudflare	520
2.	Amazon	449
3.	Hostinger	196
daily number of additional sites in the top 10 million

Find more details in the DNS server surveys

Email Server Providers

Most popular email server providers

© W3Techs.com		usage	change since 1 July 2021
1.	Gmail	19.3%	+0.3%
2.	Microsoft	10.7%	+0.2%
3.	Newfold Digital	4.2%
4.	GoDaddy Group	3.8%	-0.1%
5.	Yandex	3.7%
percentages of sites

Fastest growing email server providers since 1 July 2021

© W3Techs.com		sites
1.	Gmail	593
2.	Microsoft	538
3.	Hostinger	223
daily number of additional sites in the top 10 million

Find more details in the email server surveys

SSL Certificate Authorities

Most popular SSL certificate authorities

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	IdenTrust	45.5%	+0.5%	53.0%	+0.2%
2.	DigiCert Group	16.5%		19.2%	-0.2%
3.	Sectigo	14.4%	+0.1%	16.8%	+0.1%
4.	GoDaddy Group	5.5%	+0.1%	6.4%
5.	GlobalSign	2.2%		2.6%
percentages of sites

Fastest growing SSL certificate authorities since 1 July 2021

© W3Techs.com		sites
1.	IdenTrust	1,303
2.	Sectigo	449
3.	Let’s Encrypt	206
daily number of additional sites in the top 10 million

Find more details in the SSL certificate authority surveys

JavaScript Content Delivery Networks

Most popular JavaScript content delivery networks

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	CDNJS	12.8%	+0.2%	45.6%	+0.3%
2.	Google Hosted Libraries	12.8%		45.5%	-0.5%
3.	jQuery CDN	4.9%	+0.2%	17.4%	+0.3%
4.	jsDelivr	4.9%	+0.2%	17.3%	+0.5%
5.	unpkg	1.4%		5.1%	+0.2%
percentages of sites

Fastest growing JavaScript content delivery networks since 1 July 2021

© W3Techs.com		sites
1.	CDNJS	537
2.	jsDelivr	477
3.	jQuery CDN	348
daily number of additional sites in the top 10 million

Find more details in the content delivery surveys

Traffic Analysis Tools

Most popular traffic analysis tools

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	Google Analytics	56.5%	+0.6%	85.8%	+0.4%
2.	Facebook Pixel	11.0%	+0.1%	16.8%	+0.2%
3.	Yandex.Metrica	6.9%	-0.1%	10.4%	-0.3%
4.	WordPress Jetpack	5.1%	+0.1%	7.7%	+0.1%
5.	Hotjar	3.4%		5.2%
percentages of sites

Fastest growing traffic analysis tools since 1 July 2021

© W3Techs.com		sites
1.	Google Analytics	1,324
2.	Facebook Pixel	365
3.	WordPress Jetpack	184
daily number of additional sites in the top 10 million

Find more details in the traffic analysis tool surveys

Advertising Networks

Most popular advertising networks

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	Google Ads	44.7%	+1.1%	98.0%	+0.1%
2.	Amazon Associates	1.0%	+0.1%	2.1%
3.	AdRoll	0.6%		1.2%	-0.1%
4.	Yandex.Direct	0.4%		0.8%	-0.1%
5.	Xandr	0.3%		0.7%
percentages of sites

Fastest growing advertising networks since 1 July 2021

© W3Techs.com		sites
1.	Google Ads	2,968
2.	Amazon Associates	64
3.	Xandr	17
daily number of additional sites in the top 10 million

Find more details in the advertising network surveys

Tag Managers

Most popular tag managers

© W3Techs.com		usage	change since 1 July 2021	market share
1.	Google Tag Manager	39.3%	+1.0%	99.6%
2.	Adobe DTM	0.1%		0.3%
3.	Tealium	0.1%		0.3%
4.	Yahoo Tag Manager	0.1%		0.2%
percentages of sites

Fastest growing tag managers since 1 July 2021

© W3Techs.com		sites
1.	Google Tag Manager	2,677
2.	Adobe DTM	5
3.	Tealium	2
daily number of additional sites in the top 10 million

Find more details in the tag manager surveys

Social Widgets

Most popular social widgets

© W3Techs.com		usage	change since 1 July 2021	market share	change since 1 July 2021
1.	Twitter	8.6%	+0.5%	56.0%	+1.5%
2.	Facebook	8.6%	+0.5%	56.0%	+1.5%
3.	Pinterest	3.1%	+0.3%	19.9%	+1.2%
4.	LinkedIn	2.8%	+0.3%	18.0%	+1.3%
5.	AddThis	2.2%	+0.1%	14.1%	-0.3%
percentages of sites

Fastest growing social widgets since 1 July 2021

© W3Techs.com		sites
1.	Twitter	1,400
2.	Facebook	1,357
3.	Pinterest	742
daily number of additional sites in the top 10 million

Find more details in the social widget surveys

Site Elements

Most popular site elements

© W3Techs.com		usage	change since 1 July 2021
1.	CSS	96.6%	+0.2%
2.	Compression	86.7%	+0.4%
3.	Default protocol https	74.6%	+1.0%
4.	HTTP/2	46.0%	+0.3%
5.	Cookies	42.0%	+0.3%
percentages of sites

Fastest growing site elements since 1 July 2021

© W3Techs.com		sites
1.	Session Cookies	9,433
2.	Brotli Compression	2,843
3.	Default protocol https	2,340
daily number of additional sites in the top 10 million

Find more details in the site element surveys

Structured Data Formats

Most popular structured data formats

© W3Techs.com		usage	change since 1 July 2021
1.	Open Graph	57.5%	+0.9%
2.	Twitter Cards	43.9%	+1.0%
3.	JSON-LD	39.0%	+0.9%
4.	Generic RDFa	30.1%	+1.0%
5.	Microdata	20.3%	+0.7%
percentages of sites

Fastest growing structured data formats since 1 July 2021

© W3Techs.com		sites
1.	Generic RDFa	2,601
2.	Twitter Cards	2,477
3.	Open Graph	2,337
daily number of additional sites in the top 10 million

Find more details in the structured data surveys

Markup Languages

Most popular markup languages

© W3Techs.com		usage	change since 1 July 2021
1.	HTML	93.0%	+0.2%
2.	XHTML	7.6%	-0.2%
percentages of sites

Fastest growing markup languages since 1 July 2021

© W3Techs.com		sites
1.	HTML5	1,046
2.	HTML	712
3.	AMP	19
daily number of additional sites in the top 10 million

Find more details in the markup language surveys

Character Encodings

Most popular character encodings

© W3Techs.com		usage	change since 1 July 2021
1.	UTF-8	97.1%	+0.1%
2.	ISO-8859-1	1.3%
3.	Windows-1251	0.7%	-0.1%
4.	Windows-1252	0.3%
5.	GB2312	0.2%
percentages of sites

Fastest growing character encodings since 1 July 2021

© W3Techs.com		sites
1.	UTF-8	339
2.	EUC-JP	3
daily number of additional sites in the top 10 million

Find more details in the character encoding surveys

Image File Formats

Most popular image file formats

© W3Techs.com		usage	change since 1 July 2021
1.	PNG	79.9%	+0.6%
2.	JPEG	74.2%	+0.4%
3.	SVG	37.0%	+1.6%
4.	GIF	21.3%	+0.1%
5.	WebP	1.9%	+0.2%
percentages of sites

Fastest growing image file formats since 1 July 2021

© W3Techs.com		sites
1.	SVG	4,033
2.	PNG	1,545
3.	JPEG	1,015
daily number of additional sites in the top 10 million

Find more details in the image file format surveys

Top Level Domains

Most popular top level domains

© W3Techs.com		usage	change since 1 July 2021
1.	.com	52.9%	+0.2%
2.	.ru	5.5%	-0.1%
3.	.org	4.4%
4.	.net	3.2%
5.	.ir	1.9%
percentages of sites

Fastest growing top level domains since 1 July 2021

© W3Techs.com		sites
1.	.com	605
2.	.ir	92
3.	.au	67
daily number of additional sites in the top 10 million

Find more details in the top level domain surveys

Server Locations

Most popular server locations

© W3Techs.com		usage	change since 1 July 2021
1.	United States	39.2%	-0.3%
2.	Germany	11.0%	+0.9%
3.	Russian Federation	6.7%	-0.2%
4.	France	3.8%	-0.3%
5.	Turkey	3.7%
percentages of sites

Fastest growing server locations since 1 July 2021

© W3Techs.com		sites
1.	Germany	2,170
2.	Switzerland	1,315
3.	Singapore	1,088
daily number of additional sites in the top 10 million

Find more details in the server location surveys

Content Languages

Most popular content languages

© W3Techs.com		usage	change since 1 July 2021
1.	English	61.9%	+0.2%
2.	Russian	7.6%	-0.2%
3.	Turkish	3.8%
4.	Spanish	3.8%
5.	Persian	3.5%	+0.1%
percentages of sites

Fastest growing content languages since 1 July 2021

© W3Techs.com		sites
1.	English	712
2.	Persian	239
3.	Vietnamese	63
daily number of additional sites in the top 10 million

Find more details in the content language surveys

News read all news
Nginx is now the most popular web server, overtaking Apache 4 May 2021
For the first time since we started our surveys in 2009, Apache has lost the first spot as the most popular web server to Nginx. » more
40% of the web uses WordPress 10 February 2021
The incredible success story of WordPress continues by reaching another milestone: 2 out of every 5 websites use it now. » more
Web Technologies of the Year 2020 4 January 2021
We compiled the list of web technologies that saw the largest increase in usage in 2020. » more

Market Report Testimonials
Richard D. Worth about our web technology market reports: "Your report is extremely valuable. I love everything you guys have put in there." Richard D. Worth, Board Member, jQuery Foundation » more

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