Software Alternatives, Accelerators & Startups

Fastify VS Javalin

Compare Fastify VS Javalin and see what are their differences

Fastify logo Fastify

Fastify is a low overhead web framework, for Node.js.

Javalin logo Javalin

Simple REST APIs for Java and Kotlin
  • Fastify Landing page
    Landing page //
    2023-10-03
  • Javalin Landing page
    Landing page //
    2022-10-26

Fastify videos

Master Fastify Tutorial

More videos:

  • Review - Fastify v3
  • Review - FASTIFY.CC BIG SCAM UPDATES || FASTIFY.CC LEGIT/SCAM LIVE PROOF CryptoTricks-Find New Site

Javalin videos

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Category Popularity

0-100% (relative to Fastify and Javalin)
Web Frameworks
49 49%
51% 51
Developer Tools
60 60%
40% 40
JavaScript Framework
100 100%
0% 0
Runtime
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Fastify and Javalin

Fastify Reviews

Forget Express.js — opt for these alternatives instead
This also means that we can rely on Fastify to respond with a sane error when parsing fails. For example, when the client sends invalid JSON to Fastify, the response will look something like this:

Javalin Reviews

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Social recommendations and mentions

Based on our record, Javalin should be more popular than Fastify. It has been mentiond 33 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Fastify mentions (22)

  • Fastify Developers: Upgrade Your Logging with This Simple Guide
    Fastify is a fast and low-overhead web framework for Node.js, designed for building efficient and scalable server-side applications. It is written in JavaScript and aims to provide the best developer experience with the least overhead. Fastify comes with a powerful plugin architecture and a focus on performance. One important part of developing applications with Fastify, or with any other back-end framework, is... - Source: dev.to / 3 days ago
  • Adding flexibility to your deployments with Lambda Web Adapter
    Let’s have a look on how we’ll create our flexible deployment using CDK. In this example we’ll be focusing on deploying a public Web application using fastify as a Web framework:. - Source: dev.to / about 1 month ago
  • Caching RESTful API requests with Heroku’s Redis Add-on
    By using Fastify, you can quickly get a Node.js application up and running to handle requests. Assuming you have Node.js installed, you’ll start by initializing a new project. We’ll use npm as our package manager. - Source: dev.to / about 1 month ago
  • Deploy serverless Lambda TypeScript API with function url using AWS CDK
    Fastify is a JavaScript web framework that intentionally aims for low overhead and speed over other frameworks such as express. I have arbitrarily chose it for this tutorial, but any web framework that supports routing will work. - Source: dev.to / about 1 month ago
  • Hono vs. H3 vs. HatTip vs. Elysia - modern server(less) replacements for Express
    The focus here will be on those frameworks which support running service workers on the server-side and the modern Fetch API standard, so they can be run in Serverless and Edge environments (Cloudflare Workers etc.). So Fastify didn't make the cut for this article, even though it has a 2 year old experiment called fastify-edge. (But they wrote an excellent piece about the evolution from Node to Worker Environments... - Source: dev.to / 3 months ago
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Javalin mentions (33)

  • Spark – A web micro framework for Java and Kotlin
    I'd recommend Javalin (https://javalin.io/) instead. Same idea, only executed better and it is actively maintained. - Source: Hacker News / 3 months ago
  • Spark – A web micro framework for Java and Kotlin
    SparkJava has an actively developed fork/successor called Javalin[1]. It's straightforward to convert from SparkJava to Javalin. The latter is written in Kotlin, but works fine with ordinary Java. While the rest of the Java world was devolving into annotation hell, AOP and other nightmares, these Java microframeworks showcased what happens when you forego legacy Java and leverage modern Java language features... - Source: Hacker News / 3 months ago
  • Show HN: Zero-dependency Java framework out of beta
    The size statistics page is super cool: https://github.com/byronka/minum/blob/master/docs/size_comparisons.md Aside from that, I've also had good experiences with Dropwizard - which is way simpler than Spring Boot but at the same time uses a bunch of idiomatic packages (like Jetty, Jersey, Jackson, Logback and so on): https://www.dropwizard.io/en/stable/ I do wonder whether Minum would ever end up on the... - Source: Hacker News / 8 months ago
  • Java 21 Released
    One of the most common web frameworks used is Spring Boot - here is their quickstart: https://spring.io/quickstart Newer alternatives are: https://micronaut.io/ and https://quarkus.io/ If you want to have something really simple look at Javalin: https://javalin.io/. - Source: Hacker News / 8 months ago
  • Helidon Níma is the first Java microservices framework based on virtual threads
    Counter-example: https://javalin.io/ uses Servlets, and seems to be doing quite fine without annotations. - Source: Hacker News / 9 months ago
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What are some alternatives?

When comparing Fastify and Javalin, you can also consider the following products

ExpressJS - Sinatra inspired web development framework for node.js -- insanely fast, flexible, and simple

vert.x - From Wikipedia, the free encyclopedia

Nest.js - A progressive Node.js framework for building efficient, reliable and scalable server-side applications.

Spark Framework - Spark Framework is a simple and lightweight Java web framework built for rapid development.

Laravel - A PHP Framework For Web Artisans

Micronaut Framework - Build modular easily testable microservice & serverless apps