Vorpal Engineering Open Source
Welcome to the documentation for Vorpal Engineering's open source projects. Explore tools for agent skill distribution, subscription contracts, and HTTP payments.
Projects
asrpm
A reference client for the Agent Skill Registry (ERC-8239). asrpm resolves skill identifiers to their on-chain manifests, verifies integrity, and installs, registers, updates, and publishes agent skills.
ERC721S
A subscription contract for Ethereum that enables on-chain subscription management. ERC721S creates non-transferable tokens tied to user addresses with configurable durations and per-token pricing.
x402-go
A Go implementation of the x402 protocol for verifiable on-chain payments. Includes a facilitator service, Gin middleware for protecting APIs, and client libraries for payment integration.
Contributing
All of our projects are open source and we welcome contributions. Visit our GitHub organization to explore the repositories and submit pull requests.
Support
For questions and support:
- Open an issue on the relevant GitHub repository
- Follow us on X for updates