RestExpress vs Spark

RestExpress

Minimalist Java framework for rapidly creating scalable, containerless, RESTful microservices. Ship a production-quality, headless, RESTful API in the shortest time possible. Uses Netty for HTTP, Jackson for JSON, Metrics for metrics, properties files for configuration. Sub-projects and plugins enable, NoSQL, Swagger, Auth0, HAL integration, etc. (by RestExpress)

REST Frameworks

Source Code

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Spark

A simple expressive web framework for java. Spark has a kotlin DSL https://github.com/perwendel/spark-kotlin (by perwendel)

REST Frameworks

Source Code

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RestExpress		Spark
	Project
-	Mentions	3
938	Stars	9,600
0.0%	Growth	-
4.4	Activity	0.0
2 months ago	Latest Commit	7 months ago
Java	Language	Java
Apache License 2.0	License	Apache License 2.0

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.

RestExpress

Posts with mentions or reviews of RestExpress. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning RestExpress yet.
Tracking mentions began in Dec 2020.

Spark

Posts with mentions or reviews of Spark. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-06-11.

Show HN: Java REST without annotations, DI nor reactive streams
8 projects | news.ycombinator.com | 11 Jun 2023

This project reminds me of java spark [1]. I was always a cheerleader of the project. We even used it in production, loved the non-annotation centric approach.
[1]https://github.com/perwendel/spark
Modularity principles - Calling All Java Library Maintainers!!
1 project | dev.to | 10 Mar 2021

You opensource contributor, if your favourite library doesn't contain Automatic-Module-Name go and open a simple pull request like this

What are some alternatives?

When comparing RestExpress and Spark you can also consider the following projects:

RESTEasy - An Implementation of the Jakarta RESTful Web Services Specification

Jersey - Eclipse Jersey Project - Read our Wiki:

Dropwizard - A damn simple library for building production-ready RESTful web services.

Swagger - The content of swagger.io

Microserver - Microserver is a Java 8 native, zero configuration, standards based, battle hardened library to run Java Rest Microservices via a standard Java main class. Supporting pure Microservice or Micro-monolith styles.

Crnk - JSON API library for Java

Feign - Feign makes writing java http clients easier

Rapidoid - Rapidoid - Extremely Fast, Simple and Powerful Java Web Framework and HTTP Server!

Retrofit - A type-safe HTTP client for Android and the JVM