# Solid State > The skills marketplace for AI agents. Browse, install, and publish skills for Claude, OpenClaw, NemoClaw, Google Antigravity, and any agent runtime. Multi-platform. Verified. Operator-grade. Solid State indexes agent skills honestly. No fake install counts. No borrowed authorship. Every listing links to its real source, license, and provenance. Three kinds of skill live here. Originals we wrote. Listings we index for discovery. Mirrors we host with attribution intact. The directory carries 277 skill records across 38 core concepts. ## Skills - [Browse Skills](https://solidstate.cc/skills): Filter every indexed skill by platform, category, and provenance. - [Niche Hunter](https://solidstate.cc/skills/niche-hunter): Surface profitable affiliate sub-niches scored by commission rate, SERP gap, trend slope, and content difficulty. - [AI Tool Compare](https://solidstate.cc/skills/ai-tool-compare): Fair, structured 1v1 comparison between two AI tools. Pricing, features, real-world performance, switching cost, who-it's-for. - [Hyper-Rational Brief](https://solidstate.cc/skills/hyper-rational-brief): Solid State's signature voice applied to research briefs. Anti-buzzword filter, evidence-graded claims, no corporate residue. - [Official Makers](https://solidstate.cc/official): Skills from the companies that build the tech — the makers teaching you their product. - [Security Audits](https://solidstate.cc/audits): Third-party audit verdicts from Gen Agent Trust Hub, Socket, and Snyk. Their call, not ours. - [Submit a Skill](https://solidstate.cc/submit): Add your skill to the registry for review. ## Reference - [Glossary](https://solidstate.cc/glossary): A working glossary of AI terms. Beginner to expert. Researched and written by Solid State. - [Manifesto](https://solidstate.cc/manifesto): Why Solid State exists. Working code, not wrappers. ## Buy - [Operator Pack — $200](https://solidstate.cc/buy): 10,000 oracle calls. No subscription. No token. Prepaid credit, routed through Solid State's runtime. - [Run an Agent Without Buying a Course — $29](https://solidstate.cc/buy): The whole playbook. 20 pages. No upsell. How to ship one agent on Base. - [Founder Briefing — $1](https://solidstate.cc/buy): forest + audit + oracle. One run. One dollar. Run it before pitching anything. ## Optional - [Full index (llms-full.txt)](https://solidstate.cc/llms-full.txt): Every skill, every glossary term, the full manifesto — inlined.