Top 3 Java Extension Projects
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keycloak-extensions-demo
Demos, examples and playground for Keycloak extensions, providers, SPI implementations, etc.
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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Android Maps Extensions
Android Maps Extensions is a library extending capabilities of Google Maps Android API v2.
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Project mention: JExten: Building a Robust Plugin Architecture with Java Modules (JPMS) | dev.to | 2026-01-15
Finally, keep in mind that JExten is still in its early stages, and there is much room for improvement. Feel free to contribute to the project on GitHub and/or engage in a discussion in the issues section. Link to the repository is here .
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 Extensions discussion
Index
What are some of the best open-source Extension projects in Java? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | keycloak-extensions-demo | 417 |
| 2 | Android Maps Extensions | 412 |
| 3 | jexten | 4 |