LangChain · Context engineering

Build batteries-included agents with planning, context management, subagent delegation, and sandboxed execution.

langchain-ai/docs

A skill your agent uses when designing, reviewing, or debugging how an agent's context window gets filled, pruned, or shared — choosing what loads at boot versus on demand, sizing an install or an…

mvschwarz/openrig

Fetch and explain official documentation for any library, framework, API, or service using an llms.txt-first strategy — triggers on "How do I…", "What is…", "How does X work", "Best practice for…"…

fivetaku/gptaku-plugins-codex