Socket.IO Usage Statistics

Websites using Socket.IO

Download Lead List

Get a list of 125,481 websites using Socket.IO which includes location information, hosting data, contact details, 31,561 currently live websites and 93,920 sites that used this technology previously.

Top 10k
Top 100k
Top 1m

Quantcast Top 10k
23 of 10,000


Quantcast Top 100k
129 of 100,000


BuiltWith Top Million
1,280 of 790,894


Entire Internet
31,561 of 374,449,053


Log in or Sign up for Free to see Socket.IO history back another year to December 2015. View plans for historical access back to November 2010.

Socket.IO aims to make realtime apps possible in every browser and mobile device, blurring the differences between the different transport mechanisms.

Categories: JavaScript Libraries and Functions · JavaScript Library

Technology Won
html5shiv 3,243
jQuery UI 2,481

This table shows where Socket.IO are gaining/losing customers from within the technologies in the same sub-categories of JavaScript Library. View the full report for more information regarding countries, states and where Socket.IO's customers come from.

Physical locations of businesses using Socket.IO.


Top 10,000 Sites
Top 100,000 Sites
Top 1 Million Sites

This chart shows the amount of websites within the top 10k, 100k, and 1 million sites groups that are categorized as being in the specific vertical.

Get access to data on 125,481 websites that have used Socket.IO. We know of 31,561 live websites using Socket.IO and an additional 93,920 sites that used Socket.IO historically

View Website List

Get a list of websites using Socket.IO

Pro Screenshot

JavaScript Library

Polyfill IO

19,173 websites


2,313 websites


39,979 websites

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Browse groups of technologies that we track.