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Top 23 Java Proxy Projects
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Geyser
A bridge/proxy allowing you to connect to Minecraft: Java Edition servers with Minecraft: Bedrock Edition.
Project mention: I replaced Windows with Linux and everything's going great | news.ycombinator.com | 2026-01-10Regarding the Minecraft issue:
If a Minecraft Java server has the special Geyser plugin ( https://geysermc.org/ ), Minecraft Bedrock clients can connect to it, so you can stick to Minecraft Java on Linux and still play together with your kids who are on Minecraft Bedrock on their iPads.
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MockServer
MockServer enables easy mocking of any system you integrate with via HTTP or HTTPS with clients written in Java, JavaScript and Ruby. MockServer also includes a proxy that introspects all proxied traffic including encrypted SSL traffic and supports Port Forwarding, Web Proxying (i.e. HTTP proxy), HTTPS Tunneling Proxying (using HTTP CONNECT) and SOCKS Proxying (i.e. dynamic port forwarding).
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spring-cloud-gateway
An API Gateway built on Spring Framework and Spring Boot providing routing and more.
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Project mention: Show HN: Minikv – Distributed key-value and object store in Rust (Raft, S3 API) | news.ycombinator.com | 2026-02-03
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PowerTunnel-Android
Powerful and extensible proxy server with anti-censorship functionality for Android
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zilla
🦎 A multi-protocol edge & service proxy. Seamlessly interface web apps, IoT clients, & microservices to Apache Kafka® via declaratively defined, stateless APIs.
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petep
PETEP (PEnetration TEsting Proxy) is an open-source Java application for traffic analysis & modification using TCP/UDP proxies. PETEP is a useful tool for performing penetration tests of applications with various application protocols. ⚡
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etp
etp (easy tunnel proxy) 是一个内网穿透平台，采用状态机事件驱动，全链路零拷贝架构。支持TCP、HTTP协议代理，反向代理、压缩、MTLS双向证书加密、IP CIDR访问控制、多用户Basic Auth认证、带宽限流、支持多种负载均衡策略、域名/子域名/自动域名、Token令牌认证、管理面板、SpringBoot/SDK集成、跨平台支持windows、Linux、macOS
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PS3-Proxy-Server-for-Android
PS3 Proxy server with various options, like firmware "spoof" and system update blocker - for Android
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flutter_v2ray_client
A powerful Flutter plugin for V2Ray/Xray client functionality, enabling secure VPN tunneling, proxy connections, and advanced networking features on Android with cross-platform potential. VMess · VLESS · Trojan . Shadowsocks . WireGuard . 🔥 Hysteria v2 (Hysteria2)
Project mention: 🚀 Introducing flutter_v2ray_client: Your Ultimate Flutter VPN Solution! | dev.to | 2025-09-24Every contribution makes a difference! Check out our Contributing Guide to get started.
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millau
Ingress proxy and load balancer designed for microservice architectures built on Docker Swarm (by codelev)
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MinecraftServerNetwork
*Heavy WIP* Proxied server/sector synchronization network for Minecraft 1.7-1.15 based on Redis
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1. AutoProxy
Annotation Processing Library. Generates proxy class on top of interface/abstract class, that allows to intercept calls. Also known as a design pattern: proxy, delegate, interceptor.
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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 Proxy discussion
Java Proxy related posts
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Millau - ingress-proxy with self-configuration for Docker Swarm
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"Where is James?" – A reminder to choose your open-source libraries wisely
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"Where Is James?"
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Ask HN: AWS S3, Cloudflare R2, GCS, Wasabi, or B2?
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Autorize – The most popular tool to discover AuthZ/AuthN flaws
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🌐 Tor Bridges: Enhancing Privacy and Accessibility!
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Show HN: Pākiki Proxy – An intercepting proxy for penetration pesting
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A note from our sponsor - SaaSHub
www.saashub.com | 15 Jun 2026
Index
What are some of the best open-source Proxy projects in Java? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | Geyser | 5,607 |
| 2 | MockServer | 4,889 |
| 3 | spring-cloud-gateway | 4,879 |
| 4 | s3proxy | 2,266 |
| 5 | PowerTunnel-Android | 1,892 |
| 6 | PowerTunnel | 1,418 |
| 7 | Simple Java Mail | 1,290 |
| 8 | zilla | 691 |
| 9 | PacketProxy | 475 |
| 10 | WaterdogPE | 326 |
| 11 | tor-android | 277 |
| 12 | petep | 228 |
| 13 | Hoverfly Java | 175 |
| 14 | etp | 100 |
| 15 | DirtMultiversion | 93 |
| 16 | k3pler | 66 |
| 17 | PS3-Proxy-Server-for-Android | 36 |
| 18 | flutter_v2ray_client | 35 |
| 19 | millau | 30 |
| 20 | MinecraftServerNetwork | 22 |
| 21 | 1. AutoProxy | 22 |
| 22 | BetterProxy | 18 |
| 23 | tproxy-java | 3 |
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