SockJS is a browser JavaScript library that provides a WebSocket-like object.
https://sockjs.org
JavaScript Libraries and Functions · Framework
Get access to data on 69,731 websites that are SockJS Customers. We know of 11,606 live websites using SockJS and an additional 58,125 sites that used SockJS historically and 6,452 websites in the United States.
Get a list of 69,731 websites using SockJS which includes location information, hosting data, contact details, 11,606 currently live websites and an additional 15,633 domains that redirect to sites in this list. 58,125 sites that used this technology previouslyand 6,452 websites in the United States currently using SockJS.
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