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. Learn more โ
Top 23 Java SDK Projects
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openapi-generator
OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)
The beta version was able to generate the expected Quote model object, but I ran into issues trying to generate an interface or abstract class that my controllers could extend. So I decided to create an issue in the openapi-generator library (link for those who are interested in the details) and pivot toward another approach.
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InfluxDB
InfluxDB โ 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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itext-java
iText for Java represents the next level of SDKs for developers that want to take advantage of the benefits PDF can bring. Equipped with a better document engine, high and low-level programming capabilities and the ability to create, edit and enhance PDF documents, iText can be a boon to nearly every workflow.
Project mention: How I Made PDF Table Rendering 95% Faster in an Afternoon | news.ycombinator.com | 2025-05-16 -
Android-ReactiveLocation
Small library that wraps Google Play Service API in brilliant RxJava Observables reducing boilerplate to minimum.
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LandscapeVideoCamera
Powerful custom Android Camera with granular control over the video quality and filesize, restricting recordings to landscape only.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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WorldWindJava
The NASA WorldWind Java SDK (WWJ) is for building cross-platform 3D geospatial desktop applications in Java.
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WeatherLib
Android Weather Library: android weather lib to develop weather based app fast and easily
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BotLibre
An open platform for artificial intelligence, chat bots, virtual agents, social media automation, and live chat automation.
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Project mention: Access Microsoft 365 resources from custom on premise application | dev.to | 2024-10-29
Java
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android-donations-lib
Donations library for Android. Supports Google Play Store, Flattr, PayPal, and Bitcoin
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jcabi-github
Java Object-Oriented Wrapper of GitHub API, with a fake implementation of the entire GitHub API (for your tests)
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
Java SDK discussion
Java SDK related posts
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Revolutionize Your API Development: Unleash the True Power of OpenAPI Generator!
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How I Made PDF Table Rendering 95% Faster in an Afternoon
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Generate JAVA code from OpenAPI specification
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Beginnerโs Guide to Contributing to GitHub Open Source Projects
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openapi-generator VS lapidary-render - a user suggested alternative
2 projects | 16 Mar 2025 -
Define, Generate, and Implement: An API-First Approach with OpenAPI Generator and FlightPHP
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Redefining our SDKs Developer Experience
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A note from our sponsor - InfluxDB
www.influxdata.com | 15 Jun 2025
Index
What are some of the best open-source SDK projects in Java? This list will help you:
# | Project | Stars |
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1 | openapi-generator | 23,956 |
2 | itext-java | 2,112 |
3 | Android-ReactiveLocation | 2,103 |
4 | Parse-SDK-Android | 1,886 |
5 | LandscapeVideoCamera | 1,229 |
6 | minio-java | 1,198 |
7 | aws-sdk-android | 1,046 |
8 | Mixpanel | 1,028 |
9 | GlobalPlatformPro | 779 |
10 | WorldWindJava | 754 |
11 | countly-sdk-android | 692 |
12 | WeatherLib | 639 |
13 | pesdk-android-demo | 635 |
14 | BotLibre | 613 |
15 | evernote-sdk-android | 430 |
16 | msgraph-sdk-java | 424 |
17 | poly-picker | 409 |
18 | android-donations-lib | 348 |
19 | sdk | 331 |
20 | socialauth-android | 313 |
21 | jcabi-github | 309 |
22 | MultipleImageSelect | 300 |
23 | Clusterkraf | 254 |