VectifyAI / PageIndex

Python library and SDK that builds a hierarchical tree index of documents so an LLM can reason through it for retrieval, without vector databases or chunking.

CoplayDev / unity-mcp

MCP server and Unity Editor package that lets AI assistants control scenes, scripts, assets, tests, and builds in Unity.

strands-agents / harness-sdk

Open-source SDK for building and running AI agents in Python and TypeScript, with a fully assembled harness and a model-agnostic agent loop.

agentscope-ai / agentscope-java

Java framework for building distributed, long-running agents with an event stream, tool-call permissions, middleware, and sandboxed workspaces.

deepseek-ai / FlashMLA

Optimized GPU and NPU attention kernels from DeepSeek for sparse prefill and FP8/FP4 KV-cache decoding in DeepSeek-V4.1 inference.

crmne / ruby_llm

Ruby framework for building AI features with a unified API across 23 model providers, tools, agents, and Rails conventions.