Chartbeat increased its traffic analysis tools market share to 0.7%, and has even 5.1% amongst the top 10,000 sites.

Baidu Share is by far the most popular social widget in China.

A new category of surveys shows the usage and market share of SSL certificate authorities.

Google AdSense has 79.4% advertising network market share among the top 1 million sites, but only 28.3% among the top 1000 site.

97.6% of all sites that use http compression use gzip, only 2.4% use deflate.

We added a new category to our surveys: usage of JavaScript content delivery networks.

In the last year .br (Brazil) gained more sites in the top 1 million than any other top level domain.

Concrete5 almost doubled its user base in the last year.

LiteSpeed is the web server that powers 1.5% of all websites, up from 1.1% one year ago.

Ranking of content languages amongst the top 1,000 websites:

1. English, 2. Chinese, 3. Japanese

Every 4 minutes one of the top 1 million websites starts using jQuery.

Twitter is the social widget with the highest share of high traffic sites in its user base, barely ahead of MySpace.

With 4.9% the usage of Facebook social plugins is much lower on .edu sites than on .com sites, where it is 16.5%.

Joomla usage beats Drupal among the top 1 million websites, but Drupal easily outnumbers Joomla in the top 10.000: CMS usage breakdown by ranking

Every 36 minutes one of the top 1 million websites switches its servers to Ubuntu.

CPM Star has grown by more than 60% in the last year, which makes it one of the fastest growing advertising networks.

Scientific Linux is still a niche system on web servers, but it more than quadrupled in the last year.

66.7% of all .edu sites use jQuery. This is higher than the usage on any other top level domain.

75.3% of all Dutch websites use Google Analytics, that is a 93.7% market share.

Pligg is one of the fastest growing content management systems at the moment, gaining 11 of the top 1 million websites every day.

WordPress is used by 25% of all the websites that use PHP.

56% of the sites that use the Yahoo User Interface (YUI) library are also using vBulletin as CMS.

88.6% of Russian websites use at least one web analytics tool, compared to 67.8% of all sites.

Full Circle Studies increased its user base by 50% in the last year.

We have extended our range of technology reports to cover web servers.

Usage of Lotame increased by more than 50% in the last month.

84% of the top 1000 websites use HTTP compression, compared to 45.6% of all sites.

IP.Board is gaining sites from all other forum-oriented CMS: vBulletin, phpBB, Simple Machines Forum.

94 of the 100 most popular websites that use Python belong to Google. The first exception is Quora.com at rank 59.

Usage of the LinkedIn Share Button almost tripled in the last 9 months.

21% of all websites in Greek language are using Joomla.

Piwik ranks second in the traffic analysis tools survey for the European Union top level domain (.eu), only behind Google Analytics.

Usage of Flash for websites is now at 25%, down from 28% one year ago.

Mixpanel more than tripled its user base in the last year.

Facebook is the most popular Social Widget, but losing sites to Google +1 and Twitter.

.jp (Japan) is currently the fastest growing top level domain within the top 1 million websites, and Japanese is the fastest growing language.

Just in time for the DrupalCon, Drupal is now used by 2% of all websites, up from 1.5% one year ago.

jQuery 1.4 is still the most popular version, but 1.7 is gaining faster than previous releases.

UTF-8 is now also the dominant character encoding used on Russian websites, overtaking Windows-1251.

More than 25% of the top 1000 websites run on Nginx.

ShinyStat more than tripled its user base in the last three months.

MooTools is the leading JavaScript library in Zimbabwe and Mozambique, jQuery in all other countries.

Sitefinity increased its user base by 73% in the last year.

We provide web technology reports showing the usage of all technologies within a specific top level domain, which is either a country or a certain type of organization.

Smart AdServer is the most popular advertising network in France, after the two Google networks AdSense and DoubleClick.

jQuery has a JavaScript library market share of 100% on websites that use Node.js.

Nielsen NetRatings ranks second in the traffic analysis tools survey for Australia, only behind Google Analytics.

Ubuntu is now used on 6% of all web servers, up from 4% one year ago.

If you don't trust Google, you may want to avoid it while surfing the web. Good luck to you.

ColdFusion is more popular than Java on websites that run on Windows servers.

Google AdSense is losing more websites to Chitika than to any other advertising network.

UTF-8 is the most popular character encoding on websites, but not on Arabic sites, where it's Windows-1256.

The LinkedIn social widget is gaining market share from all others, except Google +1.

At 75.8%, Egypt is the country with the highest usage of ASP.NET for websites.

Two and a half years after the release of PHP 5.3 it is used by 21.9% of PHP 5 sites (PHP 5.2 is still at 72.2%).

Gemius ranks second in the traffic analysis tools survey for Hungary, only behind Google Analytics.

Top 1,000 sites are more than 6 times as likely than average sites to use cookies that expire after more than 10 years.

Drupal is the most popular content management system in Finland.

Joomla has a CMS market share of 92.3% amongst the websites that use Silverlight.

Dojo ranks second amongst the JavaScript libraries on Python-driven websites, only behind jQuery.

Full Circle Studies is the #2 web analytics tool in Mexico, only behind Google Analytics.

Gomez is the web traffic analysis tool with the highest percentage of high traffic sites in its user base.

vBulletin is the most popular content management systems in Vietnam.

The web analytics tool Urchin, which Google decided to discontinue, is the #2 analytics tool on US Government sites.

Google +1 is the most popular social widget on Blogger sites. Facebook is a close second.

Drupal is the most popular content management system on US government sites, e.g. The White House.

AudienceScience is the most popular advertising network in the UK, after the two Google networks AdSense and DoubleClick.

Yandex.Metrika from Russia more than doubled its user base in 2011, and is now #6 in our web analytics survey.

WordPress sites switch to new versions much faster than Joomla sites.

.fr (France) is currently the fastest growing top level domain within the top 1 million websites, and French is the fastest growing language.

83.5% of all sites in Slovenian language use Google Analytics, but only 21.8% of Chinese sites.

Content management system usage in Russia:

1. WordPress, 2. DataLife Engine, 3. Bitrix

The popularity of Perl as a website scripting language is decreasing. Nevertheless we expect this language to be around for a long time to come.

ShareThis moved into the top 5 social widgets, overtaking Digg and Delicious.

.mil (US military) is the top level domain with the lowest usage of PHP on its servers (20%).

Node.js the web server with the highest percentage of high traffic sites in its user base.

AdRoll is the fastest growing advertising network at the moment, increasing more than threefold in 2011

Debian has surpassed CentOS to become the most popular Linux distribution on web servers.

41% of all websites in Macedonia use Facebook Social Plugins. This is more than in any other country and compares to 15.5% world-wide.

12.4% of Korean language websites use framesets (vs. 1.2% of all sites).

We compiled the list of web technologies that saw the largest increase in usage in the last year.

ColdFusion is more popular than Java on .edu websites.

Nginx is the fastest growing web server. It has now a 10% market share, up from 5.9% at the beginning of this year.

SharePoint is the most popular content management system in Saudi Arabia.

Plone is used by 31.6% of all the websites that use Python as server-side programming language.

Webs more than tripled its user base amongst the top 1 million sites in the last three months.

Zedo ranks second in the survey of advertising networks in Hong Kong, only behind Google AdSense.

Whos.amung.us is the second most popular traffic analysis tool on Blogger sites, only behind Google Analytics.

44% of the MooTools installations are on Joomla sites.

58.4% of all websites that run on PHP don't use a content management system.

Usage of Blogger is rising, but many websites switch to WordPress afterwards. Looks like Blogger is the entry-level CMS.

The majority of websites in Israel use Microsoft-IIS.

Commission Junction is the most popular non-Google advertising network in Canada, only behind AdSense and DoubleClick.

Market share of Google Analytics on .edu sites: 96.4%.

Python is used by 0.2% of all websites. but by 7.3% of the top 1,000 sites. Primarily due to the many Google sites.

.jp (Japan) is the most popular country code top-level domain (ccTLD) in the top 1,000 websites

Most websites use external CSS, but almost as many use inline CSS too: Usage of CSS for websites.

50% of all websites use a JavaScript library, up from 37% one year ago.

The LinkedIn share button is the fastest growing social widget besides the "big 3" Facebook, Google and Twitter.

Polish is now in the top 10 most used languages on the web.

Infolinks ranks second in the survey of advertising networks in India, only behind Google AdSense.

Google +1 is the leading social widget in Russia, Facebook is second.

After Google AdSense, Chitika is the fastest growing ad network at the moment, with a daily gain of 7 sites of the top 1 million.

Joomla is the most popular content management system in Portugal.

Client-side programming languages usage changes since Jan 1st: JavaScript +2.52%, Flash -2.44%, Silverlight: +/- 0%

Microsoft Advertising ranks third amongst the top 1000 websites, behind the Google networks AdSense and DoubleClick.

.br (Brazil) moved into the 10 most popular top level domains amongst the top 1 million websites, replacing Italy.

The web analytics market share on WordPress sites is 16% for WordPress Stats and 83% for Google Analytics.

96.5% of Windows web servers run IIS, only 3.5% run Apache.

On an average day, over 100 of the top 1 million websites start using WordPress.

2 out of 3 websites use UTF-8 as character encoding.

PHP is the most popular server-side programming language in all big countries, except China, where it's ASP.NET.

In addition to our Facebook and Twitter pages, we have created a Google+ page for W3Techs as another option to get our news.

Typo3 is the most popular content management system in Austria.

AddThis is the most popular social widget on US government sites, far ahead of Facebook, Twitter and Google +1.

Quantcast ranks second in the traffic analysis tools amongst English language websites, only behind Google Analytics.

81% of ColdFusion sites run on Windows.

On an average day, over 200 of the top 1 million websites switch to Nginx.

Today, we start providing extensive market reports for the web technologies that we monitor. These reports contain detailed market surveys of a technology in a compact form. The goal is to give technology providers and other professionals interested in certain technologies a way to find relevant facts quickly and easily.

Chinese is now the most popular Asian language on the Internet, ahead of Japanese and #4 overall.

Yahoo Advertising ranks second in the survey of advertising networks in Japan, only behind Google AdSense.

Joomla is the most popular content management system in Thailand.

Piwik reached a usage rate of 1% of all websites, almost doubling its user base in the last year.

Vietnamese is the fastest growing Asian language on the web, after Chinese.

The most popular WordPress version is 3.2, only released in July. No other CMS is faster in deploying new versions.

Usage of HTTP compression is highest in France and Poland (over 60%) and lowest in Japan (14%).

JQuery market share amongst the top 1,000 websites: 90%

CNZZ is the most popular traffic analysis tool in China.

AdTaily ranks second in the survey of advertising networks in Poland, only behind Google AdSense.

The Twitter button gains market share from all other social widgets, apart from a small loss to Google +1.

Google Servers have a market share of 0.9% in the top 1 million sites, but 7.6% in the top 1,000.

Less than 10% of all Arabic websites use a country code top level domain.

Content management system usage on Windows servers:

1. WordPress, 2. DotNetNuke, 3. Discuz, 4. SharePoint.

The most popular version of Python on the web is 2.4. Version 2.5 was released in 2006.

The YUI Library is the most popular JavaScript library on Arabic websites.

The Google +1 button moved up to rank 2 in the social widget survey, only behind Facebook.

LiveInternet is the most popular traffic analysis tool in Russia. Google Analytics is second.

PHP Link Directory ranks second in the survey of content management systems on .info sites, only behind WordPress.

.br (Brazil) is one of the 3 fastest growing top level domains, and Portuguese is one of the 3 fastest growing content languages.

As one of the "big 3" content management systems, Drupal enjoys a steady growth of its user base. We have a closer look at the statistics.

Infolinks ranks second in the survey of advertising networks on Spanish websites, only behind Google AdSense.

More Russian websites are written in Perl than in Java.

We start showing historical trends for our latest reports on the usage of social widgets and for site elements.

Only 6% of the sites that use Java as client-side language also use it on the server.

Drupal is losing sites to WordPress, but gaining just as many from Joomla: Drupal change report.

72.8% of the web servers that use Silverlight as client-side language run on Unix.

Apache is gaining a few sites from Microsoft-IIS, but is losing many more to Nginx and LiteSpeed: changes in the usage of Apache.

EPiServer CMS ranks second in the content management systems survey for Sweden, only behind WordPress.

The top 12 content management systems are one hosted system (Blogger) and 11 PHP based programs.

The Google +1 button is quickly gaining acceptance. It is now the 3rd ranked social widget, ahead of Twitter, only behind Facebook and AddThis.

XpressEngine is the most popular content management system in South Korea.

IIS based servers are 4 times as likely to use HttpOnly cookies than Apache based servers.

AT Internet ranks second in the traffic analysis tools survey for France, only behind Google Analytics.

Ruby is slowly gaining market share from all other server-side languages, except Python.

Liferay is the most popular Java-based content management system. The hosted Squarespace service is a close second.

The YUI Library is the second most popular JavaScript library amongst the top 1,000 sites, far behind JQuery.

More than 52% of Chinese language sites use .com as top level domain. Only 26% use .cn.

Europe.eu (the European Union official portal) is the 2nd most popular site in the .eu top level domain. Torrentz.eu is #1.

Windows may dominate the desktop, but Unix-like operating systems (and that includes Linux) are used on 64% of web servers. We have a closer look at the statistics.

Russia (.ru) is now the most popular country code top-level domain (ccTLD) within the top 1 million websites, taking that place from Germany (.de)

At the moment, Drupal is the fastest growing content management system.

Dojo is the JavaScript library with the highest percentage of high traffic sites in its user base.

Joomla is the most popular content management system in Greece.

Top 1,000 sites are more than twice as likely to use persistent cookies than average sites: usage of persistent cookies broken down by ranking.

ASP.NET Ajax ranks second in the JavaScript library survey for sites running ASP.NET, significantly behind JQuery.

The Twitter widget is particularly popular on Japanese sites (47.7% social widgets market share) and Korean sites (61.5%): Usage of Twitter broken down by top level domains

Microsoft advertising networks have a market share of 1.1% in the top 1 million sites, but 10.5% in the top 1,000.

Whos.amung.us ranks second in the traffic analysis tools survey for Brazil, only behind Google Analytics.

CentOS is gaining market share on web servers from Red Hat and Fedora, but losing to Debian and Ubuntu: Changes in the usage of CentOS.

Spanish is the fastest growing language in the top 1 million websites, gaining 22 additional sites every day.

Apache has 90.9% web server market share in Japan.

73.6% of German websites run on Linux, but only 6.9% of Chinese ones: Usage of Linux by top level domains.

With 16% market share, vBulletin is the #2 content management system amongst the top 10,000 sites, only behind WordPress.

Gemius ranks second in the traffic analysis tools survey for Poland, only behind Google Analytics.

A new survey covers the usage of various image file formats on the web.

Java is the server-side language primarily preferred by high traffic sites.

53% of the sites from Turkey use ASP.NET as server-side programming language.

Histats ranks second in the traffic analysis tools survey for Italy, only behind Google Analytics.

Google +1 is now the fastest growing social widget, very slightly ahead of Facebook Like.

Discuz is the most popular content management system in China.

LiteSpeed has established itself as one of the most popular and fasted growing web servers in our surveys.

Piwik ranks second in the traffic analysis tools survey for Germany, behind the all-dominating Google Analytics.

Brazil (.br) is the fastest growing country code top-level domain (ccTLD) within the top 1 million websites.

W3Techs.com went online two year ago. Let's have a look back at the last year.

All of the top 10 most popular sites that use Python are various Google sites.

The most popular Apache version is 2.2.3, which has been released 5 years ago in July 2006.

Russian is now the third most used language on the Web.

CNZZ now ranks third in the Web Analytics survey.

We start showing the fastest growing technologies on our home page.

A closer look at our surveys on HTTP compression.

Full Circle Studies is the #2 web analytics tool amongst the top 1,000 sites, only behind Google Analytics: traffic analysis tools broken down by ranking

Movable Type is the #2 content management system in Japan, only behind WordPress: CMS usage on Japaneses sites

BuySellAds moved in the top 10 advertising networks.

Compression is used on 90% of LiteSpeed servers, 74% of Nginx servers, but only 23% of IIS servers: Compression broken down by web servers

On an average day, more than 300 of the top 1 million sites start using JQuery: JQuery survey

vBulletin has 67% CMS market share in Arabic speaking countries: CMS survey of Arabic sites

A new type of surveys covers certain optional technical properties or features of websites.

The YUI Library moved one rank up to #4 in the JavaScript Library survey

36% of all websites run on Windows, but 78% of Chinese language sites: Operating Systems on Chinese sites

Drupal is the most popular content management system on .edu sites. Ektron is second. CMS usage on .edu sites

We stopped publishing the market share data in the client-side programming languages surveys. They were no longer useful.

Two weeks after its release, the Google +1 button is already used more than Google Buzz. Big deal, some might say. Social Widgets survey

Facebook Social Plugins are used by one out of ten websites:Social Widgets survey

Typo3 is the #2 content management system in Germany, only behind WordPress: CMS usage on German sites

Ubuntu now ahead of Red Hat in Linux usage for web servers. Still behind CentOS and Debian: Usage of Linux distribution

We started publishing surveys on the usage of social widgets on the web.

The Runet, the Russian Internet, is growing quickly. We have a closer look at what it looks like.

JQuery is now used by 1 out of 3 websites! JQuery survey

Nginx with 17,8% usage amongst the top 10.000 sites now ahead of IIS in that category: web servers broken down by ranking

Less than one year after the release of WordPress 3.0, over 75% of the sites made the switch. WordPress version history

Nginx is now the most popular web server in Russia, ahead of Apache: web servers on Russian sites

We have compiled a few cases of unexpected web technology usage.

Google Analytics has been the most popular web analytics tool for a long time. Last month, it has added another 0.2% of all websites to its user base, and it has now reached an incredible milestone: Every second website is using Google Analytics.

Infolinks has established itself as a leader in in-text advertising, and it is now the #4 advertising network.

The Yahoo! User Interface Library is steadily gaining popularity amongst JavaScript developers.

SEO professionals are discussing the optimal length of meta tags to no end. We have determined the size limits using statistics rather than anecdotal evidence.

Ubuntu has been a popular Linux distribution on desktop systems for some time. Now it is also increasing its market share on web servers. We have a closer look at the statistics.

We start to show samples of sites that have recently changes some technology.

We have a look at the web technologies that saw the largest increase in usage in the last year.

We are introducing a new rating for websites, which is based on the technologies used by the site.

We added more detailed information in our technology reports by including historical trends and market position diagrams.

We have combined our technology usage surveys and the top site scores into a new report type, which shows the market positions of the various technologies.

We have redefined the definition of the top-site score of a technology, which makes this report easier to understand.

We see for the first time a small, but noticeable decline in the usage of Flash for websites. The statistics indicate, that the rise of the Mobile Web is likely to be the reason.

Our website technology information page now shows how recent a technology version is by comparing it with the versions of all the other sites in our surveys.

PHP is the server-side programming language that powers more websites than any other. There is not even a close second.

Most of our reports focus on how popular technologies are. But some technologies are interesting not because they are used by a huge number of sites, but because they are primarily used by high traffic sites. A new type of report shows which technologies these are.

Today, we introduce monthly subscriptions to technology surveys, available as email service and as RSS feed.

jQuery is by far the most popular JavaScript library and its usage is still constantly increasing. Our surveys now show that every 4th website is using it.

The first major change of our homepage since the launch of this site shows the top 5 technologies of each category and the changes to the previous month.

Obviously, our site attracts many people with an interest in web technologies. Providers of these technologies may now set up a promotion page to describe their products or services.

Our new FAQ section will give you background information that is helpful to understand our surveys.

Nginx is the web server technology that gains market share from all the other ones. We have a closer look at the statistics.

In our technology usage reports, we started showing both, absolute usage percentage and market share values.

We just installed a user forum which may be used for discussions, questions, change proposals and feedback.

Chinese is now language #4 on the Internet, #2 amongst the top 10,000 sites.

W3Techs.com went online exactly one year ago. Time for a little review.

CentOS is a well known Linux distribution with a strong focus on server machines rather than on desktop PCs. For the first time, CentOS is now leading the Linux distribution statistics on web servers with almost 30% of all Linux servers.

We start generating detailed breakdown reports for each technology. These new reports provide much more details than the overview breakdown reports, which we produced so far.

56% of the sites that use a content management system are using WordPress, and that percentage is even growing. For most users, WordPress seems to offer the best balance of features and easy-of-use.

As a by-product of analyzing the technologies of lots of websites, we classify them as adult-oriented or family safe. This gives us an estimate of the size of the adult web.

We offer all webmasters the possibility to show our website technology information on your own site by including a few lines of code in your pages.

This is a summary of a few remarkable and recently emerging changes in our statistics.

One more new way to get our website technology information is a Google subscribed link. If you use that feature, you can get that information inserted into the Google search results, so that you don't need to leave Google.

We created two browser extensions for Firefox and Google Chrome respectively, that enable you to see any website's technologies with just one mouse click while you surf the web.

We start publishing surveys on the usage of advertising networks on the web.

We add Javascript libraries to our list of monitored and published web technologies.

We publish now surveys on the usage of content languages of websites. Content languages are the natural languages of the text on a site, for example English or Chinese.

We provide a bookmarklet now, that enables you to see any website's technologies with just one mouse click.

Many people are interested to know when websites change the technologies they use. In a new section of our surveys, we show for each technology a list of sites that started using this technology recently. Additionally, we provide a free notification service, letting our users know when a top site switched to a particular technology.

The breakdown of our technology reports by site ranking enables us to see which technologies are used by highly successful sites compared to moderately successful ones.

Our breakdown reports now include a special technology usage evaluation by Alexa ranking.

We started analyzing the content languages of websites. It turned out that a large number of sites specify the language incorrectly, so that we introduced new types of quality alerts to indicate these problems.

We introduce a new type of reports that show the usage of web technologies broken down by any other technology. This allows a large set of evaluations to be performed, that were not possible before.

China is now the third most frequent country-specific top level domain amongst the top 1 million websites, ahead of Japan and UK.

We analyze lots of websites for our web technology surveys and doing so, we keep detecting potential technical problems on these sites. This is a summary of the most frequently encountered issues.

You can get the latest news from W3Techs now on Facebook and Twitter.

A new type of report shows the percentages of websites changing from any specific technology to competing technologies.

We start reporting changes of technologies used by individual websites.

Our newest survey shows the distribution of top level domains amongst the top 1 million websites.

We have - finally as some would say - added an RSS feed to our blog.

We start presenting historical data of our technology surveys. Sometimes, the changes of data over time is more interesting than the absolute value. We believe this adds a new dimension in our surveys.

Google dominates the search market, sure. But Google also dominates several other markets on the web, with the web analytics market being a quite significant one.

A new section of our web technology surveys shows the usage of content management systems.

Visitors of our site can now register as user and get quality alerts of their websites per email.

We start showing quality alerts for websites, indicating potential problems. We hope that this is a way to help webmasters to improve the technical quality of their sites.

We included a new section of web technologies to our surveys by reporting usage of client-side programming languages.

We report now the character encodings of websites.

On our site information pages non-English site descriptions are translated into English.

You can now see which technologies a particular site is using.

We have included some new tools in our traffic analysis tools survey.

Web standard advocates were complaining for years about the relatively low acceptance of XHTML. Now it looks like XHTML usage finally exceeds HTML usage. Probably not for very long.

W3Tech launches a new web technology blog on its site. Articles will mostly cover the results of the surveys provided here.

After researching the web and collecting data for some time, W3Techs goes online to present the first results.