Technology report · Web server
Caddy usage report
Caddy, a web server, was detected on 76 of the 66086 websites we scanned, a share of 0.1%. The data is dated 2026-10-28. Industry is known for only 24 of those sites, and software and SaaS is the largest group. This page also lists the technologies that most often appear alongside Caddy.
- 76websites using it
- 0.1%of 66,086 scanned websites with a detected technology
- 2026-10-28data date
Among the 24 Caddy sites with a known industry, Software and SaaS leads with 7 sites, or 29.2%. E-commerce and retail, Education and Personal sites each have 3 sites, or 12.5%. Nonprofits follow with 2 sites, or 8.3%. The industry breakdown covers a small part of the 76 detections, so read it as a rough guide.
The companion technologies are mostly front-end and content tools. Google Fonts appears on 15 Caddy sites (19.7%), jQuery on 12 (15.8%) and PHP on 10 (13.2%). Google Analytics, Google Tag Manager and WordPress each appear on 9 (11.8%). Bootstrap and Font Awesome each appear on 8 (10.5%). Caddy sites in this scan therefore often serve conventional PHP, WordPress or jQuery pages.
No version data is available. The count of sites with a detected Caddy version is 0, so the page cannot say which releases are in use. Example domains where Caddy was detected include riot-os.org, mkvtoolnix.download, zzpaimai.com, manufactum.de and calyxos.org.
Industries using Caddy
| Industry | Websites | Share of 24 classified |
|---|---|---|
| Software and SaaS | 7 | 29.2% |
| E-commerce and retail | 3 | 12.5% |
| Education | 3 | 12.5% |
| Personal sites | 3 | 12.5% |
| Nonprofits | 2 | 8.3% |
Technologies used together with Caddy
| Technology | Websites | Share of Caddy sites |
|---|---|---|
| Google Fonts | 15 | 19.7% |
| jQuery | 12 | 15.8% |
| PHP | 10 | 13.2% |
| Google Analytics | 9 | 11.8% |
| Google Tag Manager | 9 | 11.8% |
| WordPress | 9 | 11.8% |
| Bootstrap | 8 | 10.5% |
| Font Awesome | 8 | 10.5% |
Example company websites
riot-os.org, mkvtoolnix.download, zzpaimai.com, manufactum.de, calyxos.org
FAQ
- How many websites use Caddy?
- Caddy was detected on 76 of the 66086 websites scanned, which is a share of 0.1%. The figures come from our scan dated 2026-10-28.
- Which industries use Caddy most?
- Of the 24 Caddy sites with a known industry, Software and SaaS is largest with 7 sites (29.2%). E-commerce and retail, Education and Personal sites each have 3 sites (12.5%), and Nonprofits have 2 (8.3%).
- What technologies are commonly used with Caddy?
- The most frequent companions are Google Fonts on 15 sites (19.7%), jQuery on 12 (15.8%) and PHP on 10 (13.2%). Google Analytics, Google Tag Manager and WordPress each appear on 9 sites (11.8%).
- Which Caddy versions are in use?
- This page cannot say. The number of Caddy sites with a detected version is 0, so no version breakdown is available from the scan.
- Which websites run Caddy?
- Examples of sites where Caddy was detected are riot-os.org, mkvtoolnix.download, zzpaimai.com, manufactum.de and calyxos.org. They are samples from the 76 detected sites, not a full list.
Check your own list
Run the same detection on the websites you care about, or browse popular sites in the Tech Stack Index.