LangChain WIP nlp-llms framework frameworks-tools langchain llm nlp 1 min read Framework for building LLM-powered applications Overview TODO: Add content Related Notes in NLP-LLMS Agent-to-Agent (A2A) Agent Lightning Claw (Open / Nemo) Context Engineering & Filesystems Agentic Frameworks Overview Harness Engineering & Observability Hermes Agents Agents LangGraph MCP (Model Context Protocol)