Apache module embedding a Perl interpreter.
Each cell counts sites that run mod_perl, fall in that traffic tier, and carry that site category. The 7 largest categories for mod_perl get a column; everything else is in Other.
| Traffic tier (est. monthly visits) | Education | Software & Technology | Real Estate & Construction | Arts & Culture | Nonprofit & Community | Travel & Transportation | Business Services | Other categories | Tier total |
|---|---|---|---|---|---|---|---|---|---|
| 1B+ | — | — | — | — | — | — | — | — | 0 |
| 100M to 1B | — | — | — | — | — | — | — | — | 0 |
| 10M to 100M | — | — | — | — | — | — | — | 1 | 1 |
| 1M to 10M | 14 | 3 | — | 2 | — | 2 | — | 14 | 40 |
| 100K to 1M | 133 | 23 | 3 | 5 | 12 | 4 | 11 | 107 | 475 |
| 10K to 100K | 489 | 71 | 20 | 16 | 50 | 30 | 25 | 312 | 2,834 |
| Under 10K | 23 | 30 | 9 | 10 | 20 | 42 | 10 | 159 | 2,736 |
| Long tail | 2,255 | 2,084 | 747 | 472 | 383 | 385 | 392 | 3,129 | 159,549 |
| mod_perl total | 2,914 | 2,211 | 779 | 505 | 465 | 463 | 438 | 3,722 | 165,635 |
Traffic tiers use our estimated monthly visits for August 2026. 6,086 of the 165,635 mod_perl sites have an estimate. The long tail is the rest.
Site categories are ours, one per site. 11,497 mod_perl sites carry one. Adult sites are counted under Other categories.
A free account doubles this list and turns on country and language filters. Paid plans download the whole list as a file.
