Puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server for Ruby/Rack applications. Puma is intended for use in both development and production environments. It's great for highly concurrent Ruby implementations such as Rubinius and JRuby as well as as providing process worker support to support CRuby well.
Required Ruby Version
>= 2.2
Authors
Evan Phoenix
Versions
- 8.0.2 May 26, 2026 java (287 KB)
- 8.0.2 May 26, 2026 (259 KB)
- 8.0.1 April 26, 2026 java (287 KB)
- 8.0.1 April 26, 2026 (259 KB)
- 8.0.0 April 09, 2026 java (288 KB)
- 5.3.1 May 11, 2021 java (217 KB)
