Top 16 Java RPC Projects

RPC

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1. advanced-java

   1 1 78,171 6.6 Java

   😮 Core Interview Questions & Answers For Experienced Java(Backend) Developers | 互联网 Java 工程师进阶知识完全扫盲：涵盖高并发、分布式、高可用、微服务、海量数据处理等领域知识

   

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3. Dubbo

   2 3 41,259 9.7 Java

   The java implementation of Apache Dubbo. An RPC and microservice framework.

   

   Project mention: Dirty code: trusted keeper of errors. Broken windows theory | dev.to | 2025-03-17

   Let's look at the example from Apache Dubbo:

4. gRPC

   3 14 11,832 9.6 Java

   The Java gRPC implementation. HTTP/2 based RPC

   

   Project mention: MCP: An (Accidentally) Universal Plugin System | news.ycombinator.com | 2025-06-28

   It's not enabled by default, but you can --- gRPC Reflection:

   * https://github.com/grpc/grpc-java/blob/master/documentation/...

   * https://grpc.io/docs/guides/reflection/

   You can then use generic tools like grpc_cli or grpcurl to list available services and methods, and call them.

5. Armeria

   4 7 4,994 9.6 Java

   Your go-to microservice framework for any situation, from the creator of Netty et al. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard.

   

6. fory

   5 25 3,426 9.6 Java

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

   

   Project mention: Apache Fory Serialization Framework 0.11.2 Released | news.ycombinator.com | 2025-07-11

7. Solon

   6 0 2,608 9.9 Java

   🔥 Java enterprise application development framework for full scenario: Restrained, Efficient, Open, Ecologicalll!!! 700% higher concurrency 50% memory savings Startup is 10 times faster. Packing 90% smaller; Compatible with java8 ~ java24. (Replaceable spring)

   

8. zfoo

   7 2 1,930 8.9 Java

   💡Extremely fast enterprise server framework, can be used in RPC, game server, web server.

   

9. InfluxDB

   www.influxdata.com featured

   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.

   

10. AutobahnAndroid

    8 0 1,534 3.4 Java

    WebSocket & WAMP in Java for Android and Java 8

    

11. ServiceTalk

    9 5 977 9.4 Java

    A networking framework that evolves with your application

    

    Project mention: Swift at Apple: Migrating the Password Monitoring Service from Java | news.ycombinator.com | 2025-06-03

    Apple maintains servicetalk[1] (java networking framework built on top of netty), so I'm guessing this is one potential JVM framework that was being used.

    [1] https://github.com/apple/servicetalk

12. ActiveJ

    10 4 966 7.8 Java

    ActiveJ is an alternative Java platform built from the ground up. ActiveJ redefines core, web and high-load programming in Java, providing simplicity, maximum performance and scalability

    

13. rpc-benchmark

    11 1 528 0.0 Java

    java rpc benchmark, 灵感源自 https://www.techempower.com/benchmarks/

    

14. monero-java

    12 3 107 7.8 Java

    Java library for using Monero

    

15. neovim-java

    13 2 45 4.4 Java

    Neovim Java client library. Provides multiple interfaces for communicating with Neovim instance via multiple different protocols. - Moved to https://codeberg.org/neovim-java/neovim-java

    

16. jNano

    14 2 31 0.0 Java

    A comprehensive Java library for the Nano cryptocurrency.

    

17. ONCRPC4J

    15 0 31 6.0 Java

    Pure Java implementation of ONCRPC/SUNRPC

    

18. vecenta

    16 7 0 2.4 Java

    RPC Framework

    

19. SaaSHub

    www.saashub.com featured

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

    

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• A note from our sponsor - Sevalla
  sevalla.com | 31 Aug 2025

  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! Learn more →

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