em-websocket VS kemal

Compare em-websocket vs kemal and see what are their differences.


EventMachine based WebSocket server (by igrigorik)
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em-websocket kemal
1 8
1,684 3,245
- 0.5%
3.1 5.0
2 months ago about 1 month ago
Ruby Crystal
MIT License MIT License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.


Posts with mentions or reviews of em-websocket. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-06-24.
  • Ruby Websockets
    2 projects | reddit.com/r/ruby | 24 Jun 2021
    I've had some success with em-websocket. I haven't specifically tried integrating it into a Sinatra app, but I was able to make it provide a websocket interface to an existing TCP server in an afternoon.


Posts with mentions or reviews of kemal. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-12-14.

What are some alternatives?

When comparing em-websocket and kemal you can also consider the following projects:

amber - A Crystal web framework that makes building applications fast, simple, and enjoyable. Get started with quick prototyping, less bugs, and blazing fast performance.

lucky - A full-featured Crystal web framework that catches bugs for you, runs incredibly fast, and helps you write code that lasts.

amethyst - Amethyst is a Rails inspired web-framework for Crystal language

grip - The microframework for writing powerful web applications.

raze - Modular, light web framework for Crystal


mustafa - Mustafa is Simple and Fast MVC Framework for Crystal

chocolate - Simple web framework and template engine

amatista - Web Framework for Crystal http://crystal-lang.org

Onyx - Powerful framework for modern applications 💪

Echo - High performance, minimalist Go web framework

fastapi - FastAPI framework, high performance, easy to learn, fast to code, ready for production