Puma vs Unicorn: What are the differences?
Puma: A Modern, Concurrent Web Server for Ruby. Unlike other Ruby Webservers, Puma was built for speed and parallelism. Puma is a small library that provides a very fast and concurrent HTTP 1.1 server for Ruby web applications; Unicorn: Rack HTTP server for fast clients and Unix. Unicorn is an HTTP server for Rack applications designed to only serve fast clients on low-latency, high-bandwidth connections and take advantage of features in Unix/Unix-like kernels. Slow clients should only be served by placing a reverse proxy capable of fully buffering both the the request and response in between Unicorn and slow clients.
Puma and Unicorn can be categorized as "Web Servers" tools.
"Easy" is the primary reason why developers consider Puma over the competitors, whereas "Fast" was stated as the key factor in picking Unicorn.
Puma and Unicorn are both open source tools. Puma with 5.78K GitHub stars and 987 forks on GitHub appears to be more popular than Unicorn with 1.35K GitHub stars and 249 GitHub forks.
Instacart, Harvest, and New Relic are some of the popular companies that use Unicorn, whereas Puma is used by Yammer, Product Hunt, and GrowthHackers. Unicorn has a broader approval, being mentioned in 176 company stacks & 55 developers stacks; compared to Puma, which is listed in 73 company stacks and 30 developer stacks.
What is Puma?
What is Unicorn?
Want advice about which of these to choose?Ask the StackShare community!
What tools integrate with Puma?
What tools integrate with Unicorn?
Rolling deploys are awesome! We use Unicorn to keep downtime to a minimum as we iterate quickly for our clients.