Java OOP

Open-source Java projects categorized as OOP

Top 12 Java OOP Projects

  1. eo

    EOLANG, an Experimental Pure Object-Oriented Programming Language Based on 𝜑-Calculus

  2. Sevalla

    Deploy and host your apps and databases, now with $50 credit! Sevalla is the PaaS you have been looking for! Advanced deployment pipelines, usage-based pricing, preview apps, templates, human support by developers, and much more!

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  3. Takes

    True Object-Oriented Java Web Framework without NULLs, Static Methods, Annotations, and Mutable Objects

  4. cactoos

    Object-Oriented Java primitives, as an alternative to Google Guava and Apache Commons

  5. jcabi-github

    Java Object-Oriented Wrapper of GitHub API, with a fake implementation of the entire GitHub API (for your tests)

  6. jpeek

    Hosted and command-line calculator of cohesion metrics for Java code

  7. JAVA-SE-Tutorial-codeswithpankaj

    Pankaj-Str's GitHub, 'JAVA-SE-Tutorial-codeswithpankaj,' is a concise compendium of Java SE tutorials. Ideal for developers and learners, it offers clear and insightful code snippets, providing an efficient pathway to enhance Java programming skills. A valuable resource for mastering essential concepts

  8. self-core

    Self's core, implemented with Java SE 11.

  9. 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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  10. eo-kafka

    EO Kafka Producers and consumers for working with Apache Kafka message broker

  11. superconductor

    Java Nostr-Relay, Relay Framework & WebSocket Application Server (by avlo)

  12. Bialetti

    A Java TCP/UDP server-side and client-side library/framework

  13. Chess

    Command line PVP Chess (by AlexWang18)

  14. StORMi

    Shujutech Object Relational Mapping Interface, the only Java ORM that fully supports all OO concepts.

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).

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Java OOP related posts

  • EO Kafka Producers and consumers for working with Apache Kafka message broker

    1 project | news.ycombinator.com | 9 Jun 2023
  • The Code and Its Tests in Different Pull Requests

    1 project | /r/programming | 11 Aug 2022
  • EO - object-oriented programming language based on 𝜑-calculus

    1 project | /r/ProgrammingLanguages | 19 Jun 2022
  • Vreau sa public cateva apps pe Google Play Store care ar fi legal/financiar cea mai buna optiune pt mine?

    1 project | /r/programare | 1 Feb 2022
  • Eolang, an Experimental Object-Oriented Programming Language Based on 𝜑-Calculus

    2 projects | news.ycombinator.com | 5 Sep 2021
  • A note from our sponsor - InfluxDB
    www.influxdata.com | 31 Aug 2025
    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 →

Index

What are some of the best open-source OOP projects in Java? This list will help you:

# Project Stars
1 eo 1,256
2 Takes 859
3 cactoos 759
4 jcabi-github 310
5 jpeek 218
6 JAVA-SE-Tutorial-codeswithpankaj 39
7 self-core 31
8 eo-kafka 28
9 superconductor 12
10 Bialetti 6
11 Chess 5
12 StORMi 0

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