Web server extensions
13 technologies tracked in this category.
| # | Technology | WebsitesSites | Monthly changeChange | High authority | Share of tracked |
|---|---|---|---|---|---|
| 1 | OpenSSL | 426,704 | −3,356 | 2,406 | 0.96% |
| 2 | Engintron | 39,050 | −333 | 25 | 0.09% |
| 3 | mod_ssl | 32,642 | −159 | 123 | 0.07% |
| 4 | mod_perl | 14,750 | −164 | 279 | 0.03% |
| 5 | mod_dav | 12,832 | −107 | 72 | 0.03% |
| 6 | mod_jk | 12,826 | −564 | 161 | 0.03% |
| 7 | mod_wsgi | 7,969 | −96 | 285 | 0.02% |
| 8 | mod_python | 4,804 | −21 | 19 | 0.01% |
| 9 | mod_fastcgi | 3,802 | −27 | 24 | 0.01% |
| 10 | mod_rails | 1,028 | −6 | 4 | 0.00% |
| 11 | mod_rack | 1,027 | −7 | 4 | 0.00% |
| 12 | Shelf | 380 | +5 | 1 | 0.00% |
| 13 | mod_auth_pam | 229 | −5 | 2 | 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.