ECMAScript 5 compatibility shims for legacy JavaScript engines.
https://github.com/kriskowal/es5-shim
JavaScript Libraries and Functions · Compatibility
Get access to data on 852,122 websites that are ECMAScript 5 Shim Customers. We know of 120,783 live websites using ECMAScript 5 Shim and an additional 731,339 sites that used ECMAScript 5 Shim historically and 71,922 websites in the United States.
Get a list of 852,122 websites using ECMAScript 5 Shim which includes location information, hosting data, contact details, 120,783 currently live websites and an additional 136,130 domains that redirect to sites in this list. 731,339 sites that used this technology previously and 71,922 websites in the United States currently using ECMAScript 5 Shim.