
Skill Seekers
Convert documentation websites, GitHub repositories, and PDFs into Claude AI skills with automatic conflict detection.

Open-source tool. Self-hosted setup.
Refly positions itself as skill-authoring infrastructure rather than a skill collection: it lets developers define skills through a 'vibe workflow' process and treats the resulting artifact as infrastructure, wiring it into APIs, bots, and multiple coding-agent runtimes.
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.

Convert documentation websites, GitHub repositories, and PDFs into Claude AI skills with automatic conflict detection.

Claude-first paid-media operations skill for Claude Code across 12 ad platforms with source-grounded audits and deterministic scoring.

817 structured cybersecurity skills for AI agents, mapped to MITRE ATT&CK, NIST CSF 2.0, MITRE ATLAS, D3FEND, NIST AI RMF, and MITRE F3.

A curated list of awesome Claude Skills, resources, and tools for customizing Claude AI workflows, particularly Claude Code.

The #1 Agent Skills library for science, used by 170,000+ scientists worldwide — 161 ready-to-use validated skills plus 100+ scientific databases.

Tutorials, guides, and agent skills directories.

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