🆚 Caddy vs. Sōzu
Caddy
SōzuType
About
Caddy is an open-source multi-platform web server written in 
Go with built-in support for automatic HTTPS and modern web protocols.
It supports automatic TLS management with providers such as Let's Encrypt and ZeroSSL, includes a built-in reverse proxy with load balancing, offers configuration through the human-readable Caddyfile or a 
JSON-based REST API, and features a modular architecture that can be extended with plugins.
Sōzu is an HTTP reverse proxy with runtime configurability and hot upgrades, built in 
Rust and used by 
Clever Cloud.
Headquarters
Pricing
Categories
Popularity
Determined by the number of sites using each technology.
Market share
Popularity by country
Determined by the number of sites detected from each country.
Awards
- ⭐ 4th most popular in Germany in the Web Servers category.
- ⭐ 5th most popular in Austria in the Web Servers category.
- ⭐ 5th most popular in Romania in the Web Servers category.
- ⭐ 5th most popular in Belgium in the Web Servers category.
- ⭐ 5th most popular in Bulgaria in the Web Servers category.
Popularity by domain category
Determined by the number of sites in each category.
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,814,833 websites. However, data for Sōzu is still being collected and reflects a smaller subset of sites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.