PRDicta/The-Librarian

17 stars · Last commit 2026-03-04

Stop re-explaining your project every session. Persistent memory for Cowork — 100% local, zero configuration. If it was useful to you, please consider buying me a drink (link below). Enjoy!

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# The Librarian

**Persistent memory for Cowork.** The Librarian gives Claude perfect recall across conversations — preferences, decisions, project context, and past discussions survive between sessions.

Built for Claude on Cowork (Anthropic's desktop app). Ground truth is stored locally and injected at retrieval time via a CLI interface. The architecture is LLM-agnostic in principle — but Cowork is the tested and supported environment.

If The Librarian was useful to you, please consider [buying me a drink](https://buymeacoffee.com/chief_librarian).

## Why this exists

Every conversation with an AI starts from zero. You explain who you are, what you're working on, what you've already tried...and then the context window fills up and you start over. Three hundred sessions in, you're still introducing yourself and explaining you're not "the user". It's embarrassing.

The Librarian was born from a shower thought to do better. It started as an experiment: what if it just remembered our interactions? Not through fine-tuning or retraining, but by keeping a local record of everything and surfacing the right pieces at the right time, when it was intelligently needed.

I used the analogy of a well-worn book that falls open to the page you need, its spine cracked from use. And now, when I ask it to recall that analogy, it can.

## What it does

**Tested on:** Claude Opus 4.6 (Anthropic, February 2026) via Cowork on Windows and macOS.

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