Awesome list for AI agent harness engineering: tools, patterns, evals, memory, MCP, permissions, observability, and orchestration.

Harness engineering applied to knowledge production: a self-evolving multi-agent newsroom that turns your documents into a cross-linked markdown wiki. A "reground" loop pulls published pages back in before they go stale — writer ≠ reviewer, local-first, a structured alternative to RAG.

Comet: agent skill harness for turning ideas into evaluated workflows

Self-hosted agent OS with skills, workflows, MCP, and second brain storage.

A Git-native knowledge layer for your team — and a set of tool suite that keeps it alive.