Hindsight just dropped open source and ripped 1,668 GitHub stars in 24hrs → now sitting at 22.1K

This isn't your basic chat history recall. It's a memory system that actually learns like humans do:

→ Splits memory into world facts, experiences, observations, mental models
→ State-of-the-art accuracy on LongMemEval benchmark
→ Plugs into 60+ tools: Claude Code, Cursor, GitHub Copilot, LangGraph, CrewAI, n8n
→ Runs local via Docker or pip
→ Supports 25+ LLM providers
→ MIT licensed

Agent infra is heating up. If you're building anything with persistent AI workflows, this is worth a deep dive.