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Kemal Alternatives
Similar projects and alternatives to kemal
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InfluxDB
InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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Strapi
🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.
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Stream
Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
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lucky
A full-featured Crystal web framework that catches bugs for you, runs incredibly fast, and helps you write code that lasts.
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amber
A Crystal web framework that makes building applications fast, simple, and enjoyable. Get started with quick prototyping, less bugs, and blazing fast performance. (by amberframework)
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a better kemal alternative or higher similarity.
kemal discussion
kemal reviews and mentions
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 2025-03-23.
- Building My First Web App with the Help of AI
- The New Wave of Programming Languages: Pony, Zig, Crystal, Vlang, & Julia
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Companies Using Kemal in Production
Add your company to the list https://github.com/kemalcr/kemal/wiki/Companies-using-Kemal-in-Production
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Phoenix on Rails - a Phoenix tutorial for Rails developers
https://luckyframework.org/ . Kemal is even faster but it's mostly for APIs. In my opinion it's on par with Actix with much, much better developer experience.
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How do you find the market in 2023?
It's been around for a while under development. It had it's 1.0.0 release in March 2021. There's been two (online) Crystal conferences, and there's two Crystal books published. There's a decent ecosystem of "shards" and there are a couple of Crystal web frameworks and ORMS that are similar to Sinatra or Rails-like. If you already know Ruby, learning Crystal is super easy.
- Kemal: Fast, Effective, Simple Web Framework for Crystal
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Marten, a Crystal web framework that makes building web apps productive and fun
They’re all good to try IMO, another is https://kemalcr.com which is akin to Sinatra if you just want to get an HTTP server with routes setup quickly.
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Medusa: The open-source alternative to Shopify
Kemal (like Sinatra, I really like this one): https://kemalcr.com/
- Ask HN: Simplest stack to build web apps in 2021?
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Packing Static Files Into Crystal Binaries
As an example, consider this small Kemal application:
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A note from our sponsor - SaaSHub
www.saashub.com | 14 Jul 2025
Stats
Basic kemal repo stats
15
3,716
7.7
19 days ago
kemalcr/kemal is an open source project licensed under MIT License which is an OSI approved license.
The primary programming language of kemal is Crystal.
Sponsored
InfluxDB – Built for High-Performance Time Series Workloads
InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
www.influxdata.com