OpenFeign / feign

Feign makes writing java http clients easier

jetty / jetty.project

Eclipse Jetty® - Web Container & Clients - supports HTTP/3, HTTP/2, HTTP/1, websocket, servlets, and more

Atmosphere / atmosphere

Portable AI agent runtime for the JVM. One @Agent class runs on Spring AI, LangChain4j, Anthropic, or 9 more behind one SPI. Token streaming, tool calls, human approvals, and governance over WebSocket, SSE, gRPC, or WebTransport/HTTP3. Speaks MCP, A2A, and AG-UI.

lets-mica / mica

Spring Cloud 微服务开发核心工具集。工具类、验证码、http、redis、ip2region、xss 等，开箱即用。 🔝 🔝 记得右上角点个star 关注更新！

google / cronet-transport-for-okhttp

This package allows OkHttp and Retrofit users to use Cronet as their transport layer, benefiting from features like QUIC/HTTP3 support or connection migration.

ptrd / kwik

A QUIC client, client library and server implementation in Java. Supports HTTP3 with "Flupke" add-on.