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Caddy

Stacks354

Followers281

+ 1

Votes20

Undertow

Stacks51

Followers94

+ 1

Votes5

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Caddy vs Undertow: What are the differences?

Developers describe Caddy as "The HTTP/2 Web Server with Automatic HTTPS". Caddy is a production-ready open-source web server that is fast, easy to use, and makes you more productive. HTTP/2 and HTTPS by default. On the other hand, Undertow is detailed as "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.

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

Caddy is an open source tool with 23.2K GitHub stars and 1.84K GitHub forks. Here's a link to Caddy's open source repository on GitHub.

RELEX Solutions, AresRPG, and Fresh8 Gaming are some of the popular companies that use Caddy, whereas Undertow is used by CurrencyFair, Notify-e, and Kreomi. Caddy has a broader approval, being mentioned in 23 company stacks & 34 developers stacks; compared to Undertow, which is listed in 8 company stacks and 5 developer stacks.

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Pros of Caddy

Pros of Undertow

6
Easy HTTP/2 Server Push
6
Sane config file syntax
4
Builtin HTTPS
2
Letsencrypt support
2
Runtime config API

4
Performance
1
Lower footprint

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Cons of Caddy

Cons of Undertow

3
New kid

1
Smaller community
1
Less known

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- No public GitHub repository available -

What is Caddy?

Caddy 2 is a powerful, enterprise-ready, open source web server with automatic HTTPS written in Go.

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 Caddy and Undertow as a desired skillset

Staff Software Engineer - Site Reliability

Toronto, ON, CA

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+20

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What companies use Caddy?

What companies use Undertow?

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What tools integrate with Caddy?

What tools integrate with Undertow?

What are some alternatives to Caddy and Undertow?

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.

Traefik

A modern HTTP reverse proxy and load balancer that makes deploying microservices easy. Traefik integrates with your existing infrastructure components and configures itself automatically and dynamically.

HAProxy

HAProxy (High Availability Proxy) is a free, very fast and reliable solution offering high availability, load balancing, and proxying for TCP and HTTP-based applications.

Envoy

Originally built at Lyft, Envoy is a high performance C++ distributed proxy designed for single services and applications, as well as a communication bus and “universal data plane” designed for large microservice “service mesh” architectures.

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.

See all alternatives

Caddy vs Undertow

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Pros of Caddy

Pros of Undertow

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Cons of Caddy

Cons of Undertow

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What is Caddy?

What is Undertow?

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What companies use Caddy?

What companies use Undertow?

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What tools integrate with Caddy?

What tools integrate with Undertow?

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