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An enterprise AI development framework for building AI agents. It provides unified management of multi-provider LLMs, secure enterprise knowledge bases with high-precision retrieval, visual workflow orchestration and multi-agent coordination. Compatible with mainstream Agent Skill standards, it enables developers to efficiently build production-gra

Agent-ready RPA suite with out-of-the-box automation tools. Built for individuals and enterprises.

Build distributed, production-grade, long-running agents.

Open source version of Google Authenticator (except the Android app)

Apache Maven core

Android Video Player. 安卓视频播放器，封装MediaPlayer、ExoPlayer、IjkPlayer。模仿抖音并实现预加载，列表播放，悬浮播放，广告播放，弹幕，视频水印，视频滤镜

Allows you to emulate an Android native library, and an experimental iOS emulation

An Open Source Java Decompiler Gui for Procyon

SuperSonic is the next-generation AI+BI platform that unifies Chat BI (powered by LLM) and Headless BI (powered by semantic layer) paradigms.

A scalable, distributed Time Series Database.

RStudio is an integrated development environment (IDE) for R

Self-hosted, open-source agent skill registry for enterprises. Publish & version skill packages, govern with RBAC and audit logs, deploy on-premise with Docker or Kubernetes.

MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.

An Engine-Agnostic Deep Learning Framework in Java

Ant Media Server — Ultra-low latency streaming engine with WebRTC (~0.5s), SRT, RTMP, HLS, CMAF, adaptive bitrate, transcoding & scaling

Cyberduck is a libre FTP, SFTP, WebDAV, Amazon S3, Backblaze B2, Microsoft Azure & OneDrive and OpenStack Swift file transfer client for Mac and Windows.

Android virtual machine and deobfuscator

CrateDB is a distributed and scalable SQL database for storing and analyzing massive amounts of data in near real-time, even with complex queries. It is PostgreSQL-compatible, and based on Lucene.

A complete 3-D game development suite written in Java.

XChange is a Java library providing a streamlined API for interacting with 60+ Bitcoin and Altcoin exchanges providing a consistent interface for trading and accessing market data.

Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance

Traditional roguelike game with pixel-art graphics and simple interface

企业级 Agentic RAG 智能体 - 全链路覆盖文档解析、多路检索、意图识别、问题重写、会话记忆、MCP 工具调用与深度思考。面向真实业务场景，从 0 到 1 完整工程实现。

Terasology - open source voxel world

Maestro: Netflix’s Workflow Orchestrator

Real-time transport layer for Java AI agents. Build once with @Agent — deliver over WebSocket, SSE, gRPC, and WebTransport/HTTP3. Talk MCP, A2A and AG-UI.

Apache Heron (Incubating) is a realtime, distributed, fault-tolerant stream processing engine from Twitter

Google Reader inspired self-hosted personal RSS reader.

High performance Java APM. Powered by ASM. Try it. Test it. If you feel its better, use it.

Apache Lucene open-source search software