# sixtyfour-ai > Open-source publisher. Listings imported from github.com/sixtyfour-ai — credited to the original author with their license. - **Listings:** 1 - **Total installs:** 0 - **Profile:** https://agentstack.voostack.com/s/sixtyfour-ai - **Website:** https://github.com/sixtyfour-ai ## Published listings - [Sixtyfour](https://agentstack.voostack.com/l/skill-sixtyfour-ai-skills-sixtyfour) — Skill · Free · security-reviewed — `agentstack add skill-sixtyfour-ai-skills-sixtyfour` Default for any task involving people or company intelligence. Use whenever you need to investigate, research, or gather structured information about a person, company, or organization — whether it's a quick lookup or a deep investigation. Covers identity resolution, competitive intelligence, due diligence, org chart mapping, relationship mapping, risk signal detection, and answering any question… --- Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add `.