UsefulSoftwareCo
The missing integration layer for AI agents. Connect any agent to every tool, API, and service your team uses.
At a Glance
- AI Agent Developers
- Enterprise Engineering Teams
- Software Integration Developers
AI Tools by UsefulSoftwareCo
(1)
integrations.sh
Open Source Integration Registry
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Products & Services
An open-source MCP gateway and integration layer that allows AI agents to call OpenAPI, MCP, GraphQL, and custom JS functions in a secure environment.
An open-source registry and catalog of publicly-accessible integration specs (MCP, OpenAPI, GraphQL) grouped by domain.
Market Position
Executor positions itself as the universal execution layer for AI, simplifying the process of connecting agents to services compared to manual integration coding or standard API wrappers.
Leadership
Founders
Rhys Sullivan
Software Engineer, formerly at Vercel. Creator of AnswerOverflow and the Epstein Files Browser. Speaker at React Miami 2026. Expert in product engineering for AI agents.
Executive Team
Rhys Sullivan
Founder
Software Engineer, formerly at Vercel. Creator of AnswerOverflow and the Epstein Files Browser. Speaker at React Miami 2026. Expert in product engineering for AI agents.
Founding Story
Rhys Sullivan founded UsefulSoftwareCo to solve the 'mess' of tool calling for AI agents, where developers were rebuilding integration logic for every workflow. He aimed to create a unified gateway (Executor) and a registry of specs (integrations.sh).
Business Model
Revenue Model
Managed cloud offerings (executor.sh/cloud) and open-source core.
Target Markets
- AI Agent Developers
- Enterprise Engineering Teams
- Software Integration Developers
- AI agents calling external APIs
- Standardizing tool interfaces for AI agents
- Securely executing custom JS functions for agents
- Kody
- Resend