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. Learn more →
Top 23 Java Web Projects
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Let's look at the example from Apache Dubbo:
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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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Project mention: CVE-2024-36401: OSGeo GeoServer GeoTools Eval Injection Vulnerability | dev.to | 2025-07-12
This vulnerability affects an open-source component, third-party library, or a protocol used by different products. For more information, please see: https://github.com/geoserver/geoserver/security/advisories/GHSA-6jj6-gm7p-fcvv, https://github.com/geotools/geotools/pull/4797 ; https://nvd.nist.gov/vuln/detail/CVE-2024-36401
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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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Elide
Elide is a Java library that lets you stand up a GraphQL/JSON-API web service with minimal effort.
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ActiveJ
ActiveJ is an alternative Java platform built from the ground up. ActiveJ redefines core, web and high-load programming in Java, providing simplicity, maximum performance and scalability
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Rocker
Java 8 optimized, memory efficient, speedy template engine producing statically typed, plain java objects (by fizzed)
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Project mention: Show HN: Latudio – a language acquisition app with a listening-oriented approach | news.ycombinator.com | 2024-12-04
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LGame
A cross-platform Java game Engine (Framework) , support JavaFX / Android / IOS / HTML5 / Linux / MAC / Windows
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webfx
A JavaFX application transpiler. Write your Web Application in JavaFX and WebFX will transpile it in pure JS.
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android-http-server
A complete zero-dependency implementation of a web server and a servlet container in Java with a sample Android application.
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capacitor-plugins
⚡️ Community plugins for Capacitor. Supports Android, iOS and the Web. (by capawesome-team)
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SORMAS-Project
SORMAS (Surveillance, Outbreak Response Management and Analysis System) is an early warning and management system to fight the spread of infectious diseases.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
Java Web discussion
Java Web related posts
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Changing the menu from your Roq powered blog
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Show HN: Latudio – a language acquisition app with a listening-oriented approach
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Latudio – a language acquisition app with a listening-oriented approach
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Scheming About Clojure
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Gophie
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Apache Wicket Web Framework
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My opinion on the Tauri framework
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A note from our sponsor - Stream
getstream.io | 20 Jul 2025
Index
What are some of the best open-source Web projects in Java? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Dubbo | 41,149 |
| 2 | spring-boot-demo | 33,804 |
| 3 | geoserver | 4,093 |
| 4 | Undertow | 3,665 |
| 5 | jasypt-spring-boot | 2,965 |
| 6 | vertx-web | 1,137 |
| 7 | problem-spring-web | 1,057 |
| 8 | Elide | 1,017 |
| 9 | ActiveJ | 964 |
| 10 | Pippo | 783 |
| 11 | Rocker | 774 |
| 12 | Apache Wicket | 768 |
| 13 | LGame | 683 |
| 14 | minum | 627 |
| 15 | capacitor-firebase | 473 |
| 16 | opentest | 473 |
| 17 | TachiWeb-Server | 414 |
| 18 | webfx | 360 |
| 19 | android-http-server | 354 |
| 20 | capacitor-plugins | 350 |
| 21 | Riptide | 321 |
| 22 | FormationVideo | 321 |
| 23 | SORMAS-Project | 312 |
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