Java CPP

Open-source Java projects categorized as CPP
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Top 19 Java CPP Projects

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  1. ANTLR

    ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

    Project mention: How to develop code analyzer in 48 hours | dev.to | 2024-08-14

    We've chosen ANTLR v4. The tool is also written in Java, which makes it really easy to use. Over many years of development, it has started to fare very well.

  2. 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.

    InfluxDB logo

  3. QuestDB

    QuestDB is a high performance, open-source, time-series database

    Project mention: QuestDB is an open source time-series database for fast ingest and SQL queries | news.ycombinator.com | 2024-08-31

  4. aws-doc-sdk-examples

    Welcome to the AWS Code Examples Repository. This repo contains code examples used in the AWS documentation, AWS SDK Developer Guides, and more. For more information, see the Readme.md file below.

    Project mention: Bridging AI and real-time data with tools | dev.to | 2024-10-02

    A python virtual environment setup with packages installed via requirements.txt. Read more about doing this here.

  5. vespa

    AI + Data, online. https://vespa.ai

  6. JavaCPP

    The missing bridge between Java and native C++

  7. fory

    A blazingly fast multi-language serialization framework powered by JIT and zero-copy.

    Project mention: Apache Fory Serialization Framework 0.11.0 Released | news.ycombinator.com | 2025-06-19

  8. zfoo

    đź’ˇExtremely fast enterprise server framework, can be used in RPC, game server, web server.

  9. 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.

    Stream logo

  10. plc4x

    PLC4X The Industrial IoT adapter

  11. Apache Orc

    Apache ORC - the smallest, fastest columnar storage for Hadoop workloads

  12. betacraft-launcher

    A launcher for Minecraft focused on legacy versions of the game

    Project mention: Minecraft (2014) | news.ycombinator.com | 2024-07-28

    For people that would prefer the vanilla experience, I recommend the Betacraft client. I have been using for some time since I had some issues with sound being missing when playing older versions on the official client.

    [0] https://betacraft.uk/

  13. XtMapper

    Keyboard and mouse input mapper

  14. zserio

    zero sugar, zero fat, zero serialization overhead

  15. ds-algo-solutions

    A collection of solutions for Hackerrank data structures and algorithm problems in Python

  16. clearwing-vm

    A Java to C++ transpiler project

  17. gradle-native

    The home of anything about Gradle support for natively compiled languages (by nokeedev)

  18. oneML-bootcamp

    Intro and sample apps to showcase oneML functionalities and possible use cases: Face Detection, Face Identification, Face Embedding, Vehicle Detection, EKYC, Person Attack Detection.

  19. LeetCode

    LeetCode problems that are solved. (by Rohithv07)

  20. gitCPP

    my own project

  21. anti-formatter

    Anti-formatter for code with C-like syntax (written in C++)

  22. SaaSHub

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    SaaSHub logo
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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  • A note from our sponsor - InfluxDB
    www.influxdata.com | 10 Jul 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 CPP projects in Java? This list will help you:

# Project Stars
1 ANTLR 18,125
2 QuestDB 15,364
3 aws-doc-sdk-examples 10,102
4 vespa 6,235
5 JavaCPP 4,611
6 fory 3,330
7 zfoo 1,904
8 plc4x 1,439
9 Apache Orc 731
10 betacraft-launcher 378
11 XtMapper 285
12 zserio 123
13 ds-algo-solutions 51
14 clearwing-vm 51
15 gradle-native 49
16 oneML-bootcamp 13
17 LeetCode 7
18 gitCPP 1
19 anti-formatter 0

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