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Passenger

Stacks1.4K

Followers298

+ 1

Votes199

Undertow

Stacks51

Followers94

+ 1

Votes5

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Passenger vs Undertow: What are the differences?

What is Passenger? A fast and robust web server and application server for Ruby, Python and Node.js. Phusion Passenger is a web server and application server, designed to be fast, robust and lightweight. It takes a lot of complexity out of deploying web apps, adds powerful enterprise-grade features that are useful in production, and makes administration much easier and less complex.

What is Undertow? A flexible performant web server written in java. It is a flexible performant web server written in java, providing both blocking and non-blocking API’s based on NIO. It has a composition based architecture that allows you to build a web server by combining small single purpose handlers. The gives you the flexibility to choose between a full Java EE servlet 4.0 container, or a low level non-blocking handler, to anything in between.

Passenger and Undertow belong to "Web Servers" category of the tech stack.

Passenger is an open source tool with 4.42K GitHub stars and 507 GitHub forks. Here's a link to Passenger's open source repository on GitHub.

According to the StackShare community, Passenger has a broader approval, being mentioned in 422 company stacks & 181 developers stacks; compared to Undertow, which is listed in 8 company stacks and 5 developer stacks.

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Pros of Passenger

Pros of Undertow

43
Nginx integration
36
Great for rails
21
Fast web server
19
Free
15
Lightweight
14
Scalable
13
Rolling restarts
10
Multithreading
9
Out-of-process architecture
6
Low-bandwidth
2
Virtually infinitely scalable
2
Deployment error resistance
2
Mass deployment
2
High-latency
1
Many of its good features are only enterprise level
1
Apache integration
1
Secure
1
Asynchronous I/O
1
Multiple programming language support

4
Performance
1
Lower footprint

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Cons of Passenger

Cons of Undertow

0
Cost (some features require paid/pro)

1
Smaller community
1
Less known

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- No public GitHub repository available -

What is Passenger?

Phusion Passenger is a web server and application server, designed to be fast, robust and lightweight. It takes a lot of complexity out of deploying web apps, adds powerful enterprise-grade features that are useful in production, and makes administration much easier and less complex.

What is Undertow?

It is a flexible performant web server written in java, providing both blocking and non-blocking API’s based on NIO. It has a composition based architecture that allows you to build a web server by combining small single purpose handlers. The gives you the flexibility to choose between a full Java EE servlet 4.0 container, or a low level non-blocking handler, to anything in between.

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Jobs that mention Passenger and Undertow as a desired skillset

Staff Software Engineer - Site Reliability

Toronto, ON, CA

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+20

See jobs for Passenger

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What companies use Passenger?

What companies use Undertow?

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What tools integrate with Passenger?

What tools integrate with Undertow?

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What are some alternatives to Passenger and Undertow?

Puma

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.

NGINX

nginx [engine x] is an HTTP and reverse proxy server, as well as a mail proxy server, written by Igor Sysoev. According to Netcraft nginx served or proxied 30.46% of the top million busiest sites in Jan 2018.

Apache HTTP Server

The Apache HTTP Server is a powerful and flexible HTTP/1.1 compliant web server. Originally designed as a replacement for the NCSA HTTP Server, it has grown to be the most popular web server on the Internet.

Amazon EC2

It is a web service that provides resizable compute capacity in the cloud. It is designed to make web-scale computing easier for developers.

Firebase

Firebase is a cloud service designed to power real-time, collaborative applications. Simply add the Firebase library to your application to gain access to a shared data structure; any changes you make to that data are automatically synchronized with the Firebase cloud and with other clients within milliseconds.

See all alternatives

Passenger vs Undertow

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Pros of Passenger

Pros of Undertow

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Cons of Passenger

Cons of Undertow

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What is Passenger?

What is Undertow?

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What companies use Passenger?

What companies use Undertow?

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What tools integrate with Passenger?

What tools integrate with Undertow?

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