APM, error tracking, and dashboards for modern web apps. Ten-minute setup, transparent flat pricing, and support from engineers who actually use the product. Learn more →
Top 23 Java Framework Projects
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Spring Boot
Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.
Project mention: Building a Scalable Order Management System with CQRS, Event Sourcing, and Axon Framework | dev.to | 2026-07-18Spring Boot - https://spring.io/projects/spring-boot
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Kargo
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Project mention: Why AOP Feels Magical in Spring Boot — And Why Developers Stopped Talking About It | dev.to | 2026-05-17
Spring Framework Documentation https://spring.io/projects/spring-framework
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Project mention: MonoGame: A .NET framework for making cross-platform games | news.ycombinator.com | 2026-03-07
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AppSignal
Monitoring that respects your time & budget. APM, error tracking, and dashboards for modern web apps. Ten-minute setup, transparent flat pricing, and support from engineers who actually use the product.
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transmittable-thread-local
📌 a missing Java std lib(simple & 0-dependency) for framework/middleware, provide an enhanced InheritableThreadLocal that transmits values between threads even using thread pooling components.
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android-common
Android common lib, include ImageCache, HttpCache, DropDownListView, DownloadManager, Utils and so on
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Conductor
A small, yet full-featured framework that allows building View-based Android applications (by bluelinelabs)
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android-priority-jobqueue
A Job Queue specifically written for Android to easily schedule jobs (tasks) that run in the background, improving UX and application stability.
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oinone-pamirs
Oinone is an AI‑Powered low‑code framework that unifies AI and developers around a shared metadata model to build maintainable, evolvable, high‑quality enterprise intelligent applications.[AI Coding][Vibe Coding][Framework][Low Code]
Project mention: "Supports custom code" means nothing. Here's the 3-level ruler that tells you if a low-code platform will lock you in. | dev.to | 2026-06-09That's the road Oinone takes: 100% metadata-driven, front + back end open source, self-hostable — customization reaches L3.
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nucleus
Nucleus is an Android library, which utilizes the Model-View-Presenter pattern to properly connect background tasks with visual parts of an application.
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spring-data-redis
Provides support to increase developer productivity in Java when using Redis, a key-value store. Uses familiar Spring concepts such as a template classes for core API usage and lightweight repository style data access.
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Codename One
Open-source framework for native apps from one Java codebase, with a custom-rendered UI you control across iOS, Android, desktop, web, and watches.
Project mention: UWB and Nearby Devices: Distance, Direction, Association, and Transport | dev.to | 2026-09-06That last clause is part of the API contract. Nearby hardware gives partial answers, permissions change by operating-system version, and Apple's local transport cannot discover Google's. PR #5589 exposes those boundaries through three packages under com.codename1.nearby.
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spring-data-mongodb
Provides support to increase developer productivity in Java when using MongoDB. Uses familiar Spring concepts such as a template classes for core API usage and lightweight repository style data access.
To start building our application, we will need to bring in a few dependencies. The easiest way to get started is using Spring Initializr. We are going to need the Model Context Protocol Server and the Spring Web dependencies. We'll be adding the Spring Data MongoDB dependency later on, but we'll keep it to just the first two for now to make getting started easier.
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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 Framework discussion
Java Framework related posts
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UWB and Nearby Devices: Distance, Direction, Association, and Transport
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Put App Documents in the System File Browser
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App Intents: One Java Declaration for Siri, Spotlight, and Shortcuts
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CodeScanner.scan(): Barcode Scanning Without Rebuilding the Camera Pipeline
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Tapjacking Protection: Rejecting Android Touches Behind an Overlay
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One Java API for HomeKit, Matter, and Google Home
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A note from our sponsor - AppSignal
www.appsignal.com | 7 Sep 2026
Index
What are some of the best open-source Framework projects in Java? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Spring Boot | 81,417 |
| 2 | Spring | 60,219 |
| 3 | Dubbo | 41,565 |
| 4 | libGDX | 25,371 |
| 5 | webmagic | 11,680 |
| 6 | VirtualApp | 11,081 |
| 7 | Spring Security | 9,623 |
| 8 | transmittable-thread-local | 8,298 |
| 9 | Mosby | 5,441 |
| 10 | Small | 5,025 |
| 11 | android-common | 4,998 |
| 12 | Conductor | 3,898 |
| 13 | android-priority-jobqueue | 3,376 |
| 14 | Spring Data JPA | 3,277 |
| 15 | oinone-pamirs | 2,348 |
| 16 | UltimateAndroid | 2,103 |
| 17 | nucleus | 1,950 |
| 18 | spring-data-redis | 1,869 |
| 19 | Codename One | 1,863 |
| 20 | EdXposedManager | 1,834 |
| 21 | spring-data-mongodb | 1,687 |
| 22 | legend | 1,605 |
| 23 | Moxy | 1,588 |
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