Open source. Open possibilities.

AIP is a real-time thinking block analysis protocol for AI agent alignment, extracting and evaluating LLM reasoning before actions to detect misalignment, prompt injection, and drift.

Excelize is a pure Go library for reading and writing Microsoft Excel spreadsheets in XLAM, XLSM, XLSX, XLTM and XLTX formats. It supports Excel 2007+ files, chart and image insertion, complex spreadsheet components, and a streaming API for large worksheets.

An embedded micro-VM sandbox built on libkrun for safely running AI agents, supporting Linux (KVM) and macOS (Hypervisor.framework).

OpenHands Agent Canvas is a self-hosted developer control center for managing coding agents and automations across local, remote, and cloud backends.

FastGPT is a knowledge base platform based on large language models, providing out-of-the-box capabilities such as data processing, RAG retrieval, and visual AI workflow orchestration, supporting rapid construction and deployment of complex Q&A systems.

Downcity offers AI builders a reusable agent runtime layer: a CLI-hosted local City manages, coordinates and operates many agents, with shared models, tools, memory, tasks, plugins, permissions, usage, billing and Federation services.

LingoFuse is a cross-language RPC communication framework supporting 20+ programming languages to interoperate seamlessly via native FFI or HTTP bridging, without IDL or stub code generation. It features built-in service discovery, load balancing, and streaming, providing a high-speed dynamic communication foundation for AI agents and full-stack systems.

Serena is an MCP toolkit that gives AI coding agents IDE-like semantic code retrieval, editing, refactoring, and debugging capabilities, supporting over 40 languages via language servers or a JetBrains plugin.

AutoAgent is a zero-code framework that lets users create and deploy LLM agents and workflows using natural language alone, with features like automated agent profiling, tool creation, and multi-agent orchestration.

Effect-native agent execution kernel providing sessions, runs, turns, steering, follow-ups, and typed lifecycle events on top of Effect AI, with pluggable transports, batteries, and durable execution.

JavaGuide is a systematic knowledge base for Java backend developers and interviewees, covering Java fundamentals, collections, concurrency, JVM, databases, distributed systems, system design, and AI application development, while providing learning roadmaps and interview preparation advice.

Dify is an open-source LLM app development platform that enables users to build AI workflows, RAG pipelines, and agents through an intuitive interface.

A pnpm monorepo providing TypeScript and Go SDKs plus a Node.js CLI for Deckflow's cloud-based deck file processing and task automation APIs.

A reproducible science workbench plugin for DeepSeek Harness, blending Jupyter-style cells, agent-driven execution, and full provenance tracking for traceable, replayable figures and artifacts.