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Sites using Cowboy

1 launches Category: Web Server #4 of 4 in Web Server First seen: Jun 17, 2026

Small, fast HTTP server for Erlang/OTP, commonly fronting Elixir and Phoenix applications.

Cowboy has been detected on a single launch we've crawled, AI Sticker Maker, on June 17, 2026. It's most commonly paired with Caddy, Google Analytics, and Google Fonts.

Share of new launches using Cowboy

Each dot is one launch day. Line is the 7-day rolling average.

0.0%
last 7 days
+0.0pp vs prior week
0.0%
June so far
1 of 10807 launches
1
launch all time
since Jun 2026
Cowboy daily detection trend 5% 2% 0% Apr May Jun Apr 1 · 0 / 529 = 0.0% Apr 2 · 0 / 575 = 0.0% Apr 3 · 0 / 495 = 0.0% Apr 4 · 0 / 426 = 0.0% Apr 5 · 0 / 397 = 0.0% Apr 6 · 0 / 551 = 0.0% Apr 7 · 0 / 893 = 0.0% Apr 8 · 0 / 762 = 0.0% Apr 9 · 0 / 568 = 0.0% Apr 10 · 0 / 567 = 0.0% Apr 11 · 0 / 473 = 0.0% Apr 12 · 0 / 425 = 0.0% Apr 13 · 0 / 569 = 0.0% Apr 14 · 0 / 638 = 0.0% Apr 15 · 0 / 573 = 0.0% Apr 16 · 0 / 503 = 0.0% Apr 17 · 0 / 567 = 0.0% Apr 18 · 0 / 400 = 0.0% Apr 19 · 0 / 393 = 0.0% Apr 20 · 0 / 624 = 0.0% Apr 21 · 0 / 840 = 0.0% Apr 22 · 0 / 728 = 0.0% Apr 23 · 0 / 605 = 0.0% Apr 24 · 0 / 556 = 0.0% Apr 25 · 0 / 424 = 0.0% Apr 26 · 0 / 381 = 0.0% Apr 27 · 0 / 531 = 0.0% Apr 28 · 0 / 837 = 0.0% Apr 29 · 0 / 665 = 0.0% Apr 30 · 0 / 575 = 0.0% May 1 · 0 / 577 = 0.0% May 2 · 0 / 372 = 0.0% May 3 · 0 / 350 = 0.0% May 4 · 0 / 540 = 0.0% May 5 · 0 / 872 = 0.0% May 6 · 0 / 680 = 0.0% May 7 · 0 / 636 = 0.0% May 8 · 0 / 609 = 0.0% May 9 · 0 / 436 = 0.0% May 10 · 0 / 360 = 0.0% May 11 · 0 / 543 = 0.0% May 12 · 0 / 812 = 0.0% May 13 · 0 / 696 = 0.0% May 14 · 0 / 633 = 0.0% May 15 · 0 / 547 = 0.0% May 16 · 0 / 412 = 0.0% May 17 · 0 / 371 = 0.0% May 18 · 0 / 577 = 0.0% May 19 · 0 / 855 = 0.0% May 20 · 0 / 683 = 0.0% May 21 · 0 / 615 = 0.0% May 22 · 0 / 554 = 0.0% May 23 · 0 / 382 = 0.0% May 24 · 0 / 345 = 0.0% May 25 · 0 / 548 = 0.0% May 26 · 0 / 887 = 0.0% May 27 · 0 / 695 = 0.0% May 28 · 0 / 588 = 0.0% May 29 · 0 / 493 = 0.0% May 30 · 0 / 383 = 0.0% May 31 · 0 / 375 = 0.0% Jun 1 · 0 / 634 = 0.0% Jun 2 · 0 / 939 = 0.0% Jun 3 · 0 / 716 = 0.0% Jun 4 · 0 / 605 = 0.0% Jun 5 · 0 / 586 = 0.0% Jun 6 · 0 / 446 = 0.0% Jun 7 · 0 / 417 = 0.0% Jun 8 · 0 / 520 = 0.0% Jun 9 · 0 / 890 = 0.0% Jun 10 · 0 / 746 = 0.0% Jun 11 · 0 / 586 = 0.0% Jun 12 · 0 / 457 = 0.0% Jun 13 · 0 / 391 = 0.0% Jun 14 · 0 / 349 = 0.0% Jun 15 · 0 / 541 = 0.0% Jun 16 · 0 / 1066 = 0.0% Jun 17 · 1 / 918 = 0.1%
Apr 1, 2026 78 days Jun 17, 2026

Web Server leaders

Tool % of launches % of category
#1 Microsoft IIS 0.29% 85.43%
#2 Phusion Passenger 0.04% 13.25%
#3 Angie <0.01% 0.66%
#4 Cowboy ← this page <0.01% 0.66%

Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any Web Server tool. All 4 in Web Server →

1 launch using Cowboy

Screenshot of AI Sticker Maker, a launch using Cowboy AI Sticker Maker Jun 17, 2026 · score 8.6

Often used with

Caddy 1
Google Analytics 1
Google Fonts 1
Google Search Console 1
HTTP/3 1
Zoho 1
Zoho Mail 1
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