Show HN: A plain-text cognitive architecture for Claude Code

https://lab.puga.com.br/cog/

Cog — Cognitive Architecture for Claude Code

Cog is a cognitive architecture for Claude Code. Persistent memory, self-reflection, foresight, and scenario simulation — the first layer of continuous awareness for AI agents.

This is good. Has anyone tried building any large scale applications entirely using Claude and maintaining it for a while with users paying for it? I’m looking for real life examples for inspiration.