JSON 3

Category - JavaScript Libraries

JSON 3 was a JSON polyfill for older JavaScript platforms. JSON 3 exposes two functions: stringify() for serializing a JavaScript value to JSON, and parse() for producing a JavaScript value from a JSON source string.

Technology usage statistics

Websites using JSON 3 35,237 websites
Most popular in the country Canada
Market position in JavaScript Libraries #65
Market share in JavaScript Libraries 0.19%
Most popular version 3.3.2

Technology adoption

Recent changes in JSON 3 usage. (See JSON 3 Usage Changes report)
Websites that added JSON 3 +3,944
Websites that dropped JSON 3 -6,177
Websites that changed version of JSON 3 1

Distribution by websites popularity

JSON 3 detection in the top websites by popularity
Top 10k sites 6 websites
Top 100k sites 138 websites
Top 1m sites 2,920 websites

Websites utilizing JSON 3

Top websites that use JSON 3

Domain Country Rank Contacts
coschedule.com United States of America 698
www.dhs.gov United States of America 1,134
www.cbp.gov United States of America 1,903
www.columbia.com United States of America 4,496
www.sevendaysvt.com United States of America 4,580
philcollins.co.uk Germany 6,309
See full domain list

Market Share

JSON 3 market share within the JavaScript Libraries category

Geographical Distribution

Technology usage distribution by websites across the globe.






Versions (by popularity)

  • 3.3.2 (76.12%)
  • 3.3.0 (8.71%)
  • 3.2.5 (5.62%)
  • 3.3.1 (3.37%)
  • 3.2.4 (3.37%)
  • 3.2.6 (1.12%)
  • 0.1 (0.84%)
  • 3.3.3 (0.28%)
  • 0.5.1 (0.28%)
  • 0.2 (0.28%)

JSON 3 often used together with


Category - Document Standards.
JavaScript is used together with JSON 3 on 35,225 domains. Total 6,622,159 domains found using JavaScript
Category - Document Encoding.
UTF-8 is used together with JSON 3 on 35,158 domains. Total 8,702,930 domains found using UTF-8
Category - Web Servers.
Nginx is used together with JSON 3 on 34,517 domains. Total 3,206,110 domains found using Nginx
Category - Font Scripts.
Google Font API is used together with JSON 3 on 34,248 domains. Total 2,519,354 domains found using Google Font API
Category - CDN.
GStatic is used together with JSON 3 on 33,011 domains. Total 542,991 domains found using GStatic
Category - Miscellaneous.
AdBlock is used together with JSON 3 on 32,133 domains. Total 150,187 domains found using AdBlock


Alternative Technologies


AD Gallery: Total 918 domains found using AD Gallery
Alertify JS: Total 1,329 domains found using Alertify JS
Amaze UI: Total 365 domains found using Amaze UI
AnythingSlider: Total 2,469 domains found using AnythingSlider
Apache ECharts: Total 634 domains found using Apache ECharts
Axios: Total 2,588 domains found using Axios
Basic jQuery Slider: Total 2,595 domains found using Basic jQuery Slider
Bluebird.js: Total 2,555 domains found using Bluebird.js
Bootstrap: Total 1,283,136 domains found using Bootstrap
Bootstrap Table: Total 639 domains found using Bootstrap Table