Best Java Web Frameworks

How Many Java Web Frameworks Products Does G2 Track?

Total Products under this Category: 75

Category Stats (Sep 2026)

  • Average Rating: 4.15/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: JUnit (+0.14%) - Among all products in this category, JUnit recorded the largest rating increase compared to last month

Last updated: September 07, 2026

How Does G2 Rank Java Web Frameworks Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 1,200+ Authentic Reviews
  • 75+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Java Web Frameworks

G2 Grid® for Java Web Frameworks plotting products by satisfaction and market presence

Highlighted products: spring.io, JUnit, Apache Flink, JHipster, Hibernate, Spark, Jmix, and Blockly.

Underlying data: [Grid® JSON](https://www.g2.com/categories/java-web-frameworks/grids.json?focus%5B%5D=spring-io&focus%5B%5D=junit&focus%5B%5D=apache-flink&focus%5B%5D=jhipster&focus%5B%5D=hibernate&focus%5B%5D=apache-spark&focus%5B%5D=jmix&focus%5B%5D=blockly)

spring.io

Spring is the most popular application development framework for enterprise Java™. Millions of developers use Spring to create high performing, easily testable, reusable code without any vendor lock-in. Spring helps Java, Groovy and Kotlin software development teams everywhere build simple, portable, fast and flexible JVM-based systems and applications.

Average Rating: 4.5/5.0

Total Reviews: 291

How Do G2 Users Rate spring.io?

  • Quality of Support: 8.4/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.6/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.4/10 (Category avg: 8.4/10)

Who Is the Company Behind spring.io?

  • Seller: Broadcom
  • Year Founded: 1991
  • HQ Location: San Jose, CA
  • Twitter: @broadcom
    63,909 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    44,602 employees on LinkedIn®
  • Ownership: NASDAQ: CA

Who Uses This Product?

  • Who Uses This: Software Engineer, Senior Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 44% Large, 34% Medium

What Do G2 Reviewers Say About spring.io?

AI-generated summary from verified user reviews

Pros
  • Users value the coding simplicity of spring.io, facilitated by clear documentation and effective project configuration tools.
  • Users value the comprehensive information provided by spring.io, facilitating seamless learning and implementation of advanced features.
  • Users appreciate the deployment ease of spring.io, thanks to its extensive documentation and convenient project configuration tools.
  • Users appreciate the ease of use of spring.io, thanks to its extensive documentation and project configuration tools.
  • Users appreciate the easy integrations with Spring.io, simplifying project setup and enhancing development efficiency.
Cons
  • Users find the steep learning curve of spring.io can be overwhelming for newcomers to navigate its ecosystem.
  • Users report frequent version changes leading to vulnerabilities, which can hinder the stability of their applications.
  • Users find the steep learning curve of spring.io daunting, especially for those new to the framework.

What Are Recent G2 Reviews of spring.io?

What Are G2 Users Discussing About spring.io?

JUnit

JUnit is an open-source testing framework for Java, designed to facilitate the creation and execution of repeatable tests. Developed by Kent Beck and Erich Gamma, it has become a standard tool in Java development, enabling developers to write and run unit tests that verify individual components of code function as intended. Key Features and Functionality: - Annotations: Simplifies test writing with annotations like `@Test`, `@BeforeEach`, and `@AfterEach` to define test methods and setup/teardown procedures. - Assertions: Provides a set of assertion methods to compare expected and actual outcomes, ensuring code behaves as expected. - Test Runners: Supports various test runners to execute tests and report results, including integration with build tools like Maven and Gradle. - Parameterized Tests: Allows running the same test with different inputs, enhancing test coverage. - Integration with IDEs: Seamlessly integrates with popular Integrated Development Environments (IDEs) such as IntelliJ IDEA and Eclipse, offering a user-friendly interface for test execution and result analysis. Primary Value and Problem Solved: JUnit addresses the need for reliable and efficient unit testing in Java applications. By automating the testing process, it helps developers identify and fix bugs early in the development cycle, leading to higher code quality and maintainability. Its integration with various tools and frameworks streamlines the development workflow, making it an essential component in modern Java development practices.

Average Rating: 4.2/5.0

Total Reviews: 34

How Do G2 Users Rate JUnit?

  • Quality of Support: 8.6/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.7/10 (Category avg: 8.4/10)

Who Is the Company Behind JUnit?

  • Seller: JUnit
  • HQ Location: Oslo, Oslo
  • Twitter: @junit
    104 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 46% Medium, 38% Large

What Are Recent G2 Reviews of JUnit?

What Are G2 Users Discussing About JUnit?

Apache Flink

Apache Flink is an open-source stream processing framework for distributed, high-performing, always-available, and accurate data streaming applications.

Average Rating: 4.4/5.0

Total Reviews: 17

How Do G2 Users Rate Apache Flink?

  • Quality of Support: 8.5/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.8/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.8/10 (Category avg: 8.4/10)

Who Is the Company Behind Apache Flink?

Who Uses This Product?

  • Company Size: 53% Large, 29% Small

What Are Recent G2 Reviews of Apache Flink?

What Are G2 Users Discussing About Apache Flink?

Hibernate

Hibernate an open source Java persistence framework project.

Average Rating: 4.2/5.0

Total Reviews: 26

How Do G2 Users Rate Hibernate?

  • Quality of Support: 8.2/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.3/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.4/10)

Who Is the Company Behind Hibernate?

  • Seller: Hibernate
  • HQ Location: Glen Allen, Virginia
  • Twitter: @Hibernate
    26,684 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    2 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services, Computer Software
  • Company Size: 38% Small, 34% Large

What Are Recent G2 Reviews of Hibernate?

JHipster

JHipster is a development platform to generate, develop and deploy Spring Boot + Angular Web applications and Spring microservices.

Average Rating: 4.4/5.0

Total Reviews: 83

How Do G2 Users Rate JHipster?

  • Quality of Support: 7.9/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 7.5/10 (Category avg: 8.4/10)
  • Ease of Admin: 7.5/10 (Category avg: 8.4/10)

Who Is the Company Behind JHipster?

  • Seller: JHipster
  • Year Founded: 2013
  • HQ Location: Paris, FR
  • Twitter: @jhipster
    18,383 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    11 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Java Developer, Software Engineer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 63% Small, 23% Medium

What Are Recent G2 Reviews of JHipster?

What Are G2 Users Discussing About JHipster?

Spark

Spark Framework is a lightweight and expressive web framework for Java and Kotlin, designed to facilitate rapid development of web applications and microservices. It offers a simple and intuitive API that allows developers to handle HTTP requests and responses with minimal boilerplate code, making it ideal for building RESTful APIs and web applications efficiently. Key Features and Functionality: - Minimalistic and Lightweight: Spark Framework is designed to be extremely lightweight, offering just the core functionality needed to handle HTTP requests and responses. There are no unnecessary features or configurations, so developers can focus on building the application without distractions. - Fluent API: Spark Framework uses a fluent API, which makes it easy to define routes, handle HTTP methods, and return responses. The code is clean, intuitive, and easy to read. It’s a great framework for developers who appreciate simplicity and want to get their application running quickly. - REST API Support: Spark Framework is built with RESTful web services in mind, making it easy to create and manage REST APIs. It has built-in support for routing HTTP methods (GET, POST, PUT, DELETE, etc.) and returning responses in various formats such as JSON, HTML, or plain text. - No Configuration Required: One of the standout features of Spark Framework is that it doesn’t require any configuration files, which is a stark contrast to larger frameworks like Spring. You simply create a Java file, add the necessary routes, and start the server — that’s it! This ease of use makes it great for rapid prototyping and small-scale applications. Primary Value and Problem Solved: Spark Framework addresses the need for a straightforward and efficient tool for developing web applications and microservices in Java and Kotlin. By eliminating complex configurations and providing a clean, expressive API, it enables developers to focus on writing application logic rather than dealing with the intricacies of the framework. This approach significantly reduces development time and effort, making Spark Framework an excellent choice for projects that require rapid development and deployment.

Average Rating: 4.3/5.0

Total Reviews: 54

How Do G2 Users Rate Spark?

  • Quality of Support: 7.5/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.1/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.2/10 (Category avg: 8.4/10)

Who Is the Company Behind Spark?

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 41% Large, 31% Medium

What Are Recent G2 Reviews of Spark?

What Are G2 Users Discussing About Spark?

Jmix

Jmix is an application platform for easy start and fast development of modern business web applications on Java. Jmix ecosystem combines: - Modern and scalable architecture with solid and intuitive API based on mainstream JVM technologies - A marketplace with a rich collection of ready-to-use add-ons that cover all typical requirements for business applications and can be enabled with a mouse click. - Jmix Studio - a RAD IDE on top of IntelliJ IDEA with awesome visual designers and code generation capabilities that keep developers out of boring routine and facilitate fast learning. The framework is open source with Apache 2.0 license. Full documentation, guides, video tutorials and a prolific community forum are available at www.jmix.io.

Average Rating: 4.8/5.0

Total Reviews: 22

How Do G2 Users Rate Jmix?

  • Quality of Support: 8.9/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.8/10 (Category avg: 8.4/10)
  • Ease of Admin: 9.4/10 (Category avg: 8.4/10)

Who Is the Company Behind Jmix?

  • Seller: Jmix
  • HQ Location: London, United Kingdom
  • Twitter: @JmixPlatform
    1,323 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    22 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 78% Small, 22% Medium

What Do G2 Reviewers Say About Jmix?

AI-generated summary from verified user reviews

Pros
  • Users find Jmix's modules easy to use, significantly speeding up their development process.
  • Users appreciate the quick development offered by Jmix, finding its modules comfortable and understandable to use.

What Are Recent G2 Reviews of Jmix?

What Are G2 Users Discussing About Jmix?

Apache Sling

Apache Sling is an innovative web framework that is intended to bring back the fun to web development.

Average Rating: 4.3/5.0

Total Reviews: 19

How Do G2 Users Rate Apache Sling?

  • Quality of Support: 8.5/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 9.0/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.9/10 (Category avg: 8.4/10)

Who Is the Company Behind Apache Sling?

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 56% Large, 24% Medium

What Are Recent G2 Reviews of Apache Sling?

What Are G2 Users Discussing About Apache Sling?

Blockly

Blockly is a client-side JavaScript library for creating visual block programming languages and editors.

Average Rating: 4.0/5.0

Total Reviews: 12

How Do G2 Users Rate Blockly?

  • Quality of Support: 7.9/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.4/10)

Who Is the Company Behind Blockly?

  • Seller: Google
  • Year Founded: 1998
  • HQ Location: Mountain View, CA
  • Twitter: @google
    31,899,995 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    301,144 employees on LinkedIn®
  • Ownership: NASDAQ:GOOG

Who Uses This Product?

  • Company Size: 75% Small, 17% Medium

What Are Recent G2 Reviews of Blockly?

Guice

Guice is a lightweight dependency injection framework for Java 6 and above.

Average Rating: 4.1/5.0

Total Reviews: 14

How Do G2 Users Rate Guice?

  • Quality of Support: 7.1/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.8/10 (Category avg: 8.4/10)
  • Ease of Admin: 9.2/10 (Category avg: 8.4/10)

Who Is the Company Behind Guice?

Who Uses This Product?

  • Company Size: 43% Large, 36% Small

What Are Recent G2 Reviews of Guice?

What Are G2 Users Discussing About Guice?

Vaadin

Vaadin is the open-source web framework for building enterprise apps in Java. From backend to modern UIs, Vaadin helps you deliver production-ready apps faster with a unified Java stack, built-in security, and enterprise-grade UI components.

Average Rating: 4.1/5.0

Total Reviews: 35

How Do G2 Users Rate Vaadin?

  • Quality of Support: 8.3/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.2/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.3/10 (Category avg: 8.4/10)

Who Is the Company Behind Vaadin?

  • Seller: Vaadin Ltd.
  • Year Founded: 2000
  • HQ Location: Turku, Finland
  • Twitter: @vaadin
    8,582 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    103 employees on LinkedIn®

Who Uses This Product?

  • Who Uses This: Software Developer
  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 53% Small, 25% Medium

What Are Recent G2 Reviews of Vaadin?

What Are G2 Users Discussing About Vaadin?

Apache UIMA

Apache UIMA enables applications to be decomposed into components.UIMA additionally provides capabilities to wrap components as network services, and can scale to very large volumes by replicating processing pipelines over a cluster of networked nodes.

Average Rating: 4.6/5.0

Total Reviews: 11

How Do G2 Users Rate Apache UIMA?

  • Quality of Support: 8.9/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 9.7/10 (Category avg: 8.4/10)
  • Ease of Admin: 9.7/10 (Category avg: 8.4/10)

Who Is the Company Behind Apache UIMA?

Who Uses This Product?

  • Company Size: 45% Medium, 36% Small

What Are Recent G2 Reviews of Apache UIMA?

What Are G2 Users Discussing About Apache UIMA?

Apache OFBiz

Apache OFBiz is an open source product for the automation of enterprise processes that includes framework components and business applications for ERP (Enterprise Resource Planning), CRM (Customer Relationship Management), E-Business / E-Commerce, SCM (Supply Chain Management), MRP (Manufacturing Resource Planning), MMS/EAM (Maintenance Management System/Enterprise Asset Management), POS (Point Of Sale).

Average Rating: 4.2/5.0

Total Reviews: 28

How Do G2 Users Rate Apache OFBiz?

  • Quality of Support: 7.1/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 8.5/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.0/10 (Category avg: 8.4/10)

Who Is the Company Behind Apache OFBiz?

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 47% Medium, 47% Small

What Are Recent G2 Reviews of Apache OFBiz?

What Are G2 Users Discussing About Apache OFBiz?

Apache Tiles

Apache Tiles allows authors to define page fragments which can be assembled into a complete pages at runtime.

Average Rating: 4.0/5.0

Total Reviews: 16

How Do G2 Users Rate Apache Tiles?

  • Quality of Support: 8.3/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 9.7/10 (Category avg: 8.4/10)
  • Ease of Admin: 8.9/10 (Category avg: 8.4/10)

Who Is the Company Behind Apache Tiles?

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 61% Medium, 22% Small

What Are Recent G2 Reviews of Apache Tiles?

Apache Turbine

Apache Turbine is a servlet based framework that allows experienced Java developers to quickly build web applications. Turbine allows you to use personalize the web sites and to use user logins to restrict access to parts of your application.

Average Rating: 4.6/5.0

Total Reviews: 12

How Do G2 Users Rate Apache Turbine?

  • Quality of Support: 8.1/10 (Category avg: 8.0/10)
  • Has the product been a good partner in doing business?: 9.0/10 (Category avg: 8.4/10)
  • Ease of Admin: 9.2/10 (Category avg: 8.4/10)

Who Is the Company Behind Apache Turbine?

Who Uses This Product?

  • Company Size: 42% Small, 33% Large

What Are Recent G2 Reviews of Apache Turbine?

What Are G2 Users Discussing About Apache Turbine?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated October 3, 2024