Web server extensions
13 technologies tracked in this category.
| # | Technology | WebsitesSites | Monthly changeChange | High authority | Share of tracked |
|---|---|---|---|---|---|
| 1 | OpenSSL | 427,343 | −2,093 | 2,512 | 0.99% |
| 2 | Engintron | 39,133 | −266 | 29 | 0.09% |
| 3 | mod_ssl | 32,715 | −268 | 136 | 0.08% |
| 4 | mod_perl | 14,789 | −55 | 281 | 0.03% |
| 5 | mod_dav | 12,876 | −114 | 84 | 0.03% |
| 6 | mod_jk | 12,825 | −113 | 182 | 0.03% |
| 7 | mod_wsgi | 7,991 | +5 | 290 | 0.02% |
| 8 | mod_python | 4,846 | −15 | 22 | 0.01% |
| 9 | mod_fastcgi | 3,810 | −9 | 25 | 0.01% |
| 10 | mod_rails | 1,021 | −2 | 6 | 0.00% |
| 11 | mod_rack | 1,020 | −1 | 6 | 0.00% |
| 12 | Shelf | 369 | −2 | 1 | 0.00% |
| 13 | mod_auth_pam | 229 | −3 | 1 | 0.00% |
Websites and share count all tracked domains. Monthly change compares the sites observed in the two newest crawl months, a month-scoped measure that differs from the tracked total. High authority counts the technology's sites at Open Page Rank 7 or higher, a tier of about 46,000 domains web-wide.