
Humanizer
Agent skill that removes signs of AI-generated writing from text.

Open-source tool. Self-hosted setup.
Maintained by Orchestra Research, this pack converts an agent into an AI research assistant with engineering horsepower — model-agnostic by design, intended to work across Claude Code, Codex, and Gemini alike rather than being tied to one vendor.
Things to Know About Self-Hosted
Self-hosted tools are open-source apps you install on your own server to replace SaaS products. You get full control and often zero license cost, but you're responsible for setup, security, backups, and uptime.

The first open-source agent skills builder, defining skills by workflow rather than static prompts.

Claude skill: multi-source content processor for NotebookLM, supporting WeChat articles, web pages, YouTube, PDF, Markdown, and search queries.

A skill pack for long- and short-form web fiction writing, covering ranking research, story breakdown, drafting, de-AI-ifying, and cover art.

A skill to stop your coding agent from burying the answer — ADHD-friendly output.

Tutorials, guides, and agent skills directories.

A library of Agent Skills designed to work with the Stitch MCP server, following the open Agent Skills standard.

Agent skills for Obsidian — teach your agent to use Obsidian CLI and open formats including Markdown, Bases, JSON Canvas.

Product management skills framework built on battle-tested methods for Claude Code, Cowork, Codex, and AI agents.