Websites using OpenID
Get a list of websites using OpenID. We know of 489,538 websites using OpenID.129,006 websites within the most visited sites on the internet
and an additional 292,434 websites on the rest of the web.
Technology Groups
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Similar Coverage
Technologies with similar web coverage to OpenID.
| Name |
Sites |
| Frameset | 10,330,504 |
| Open Graph Protocol | 1,605,634 |
| Image Tool Bar | 1,247,352 |
| HTML5 DocType | 2,831,797 |
| Content Style Type | 1,712,843 |
| Cache Control | 1,252,818 |
| HTML 4 / 4.01 Strict | 1,799,634 |
| MS Smart Tag Prevention | 777,870 |
| Javascript Defer | 400,267 |
| Apple Mobile Web Clips Icon | 638,642 |
| HTML 5 Specific Tags | 1,174,791 |
| Facebook Page Administration | 286,655 |
| Viewport Meta | 1,001,403 |
| OpenSearch | 423,867 |
| Platform for Internet Content Selection | 324,421 |
| Purl | 410,626 |
| sIFR | 146,644 |
| Title 18, USC 2257 | 83,526 |
| 960.gs | 304,788 |
| Geographic Information | 160,946 |
| Creative Commons | 140,075 |
| Google Font API | 612,601 |
| Applet | 111,777 |
| RDF | 82,347 |
| GoDaddy SSL Certificate | 34,508 |
| Safe for Kids | 93,912 |
| Google Chrome IE Frame | 309,846 |
| Blink Element | 114,556 |
| GeoTrust Verfication | 22,740 |
| Document Class | 64,524 |