HitPay Machine Payments Protocol (MPP) — protocol + service client + framework-agnostic `protect` middleware.
Fastify adapter for @zeroclickai/paywrap: route-level MPP gates, challenge helpers, and a preconfigured paid API app factory.
InFlow MPP SDK: seller-side `inflow` method built as a native mppx server method — challenges are minted and HMAC-bound locally by mppx, while verify delegates settlement to the InFlow PSP (POST /v1/mpp/redeem).
TypeScript SDK for AI agent bank accounts on Solana — wallet, send, pay
Stellar blockchain payment method for the Machine Payments Protocol (MPP)
Load node modules according to tsconfig paths, in run-time or via API.
Ignore is a manager and filter for .gitignore rules, the one used by eslint, gitbook and many others.
Framework-agnostic primitives for building agent-callable paid APIs over HTTP: MPP/x402 gates, OpenAPI payment metadata, credential verification, and settlement logs.
Gatepay Local (stdio) MCP server
Cross platform child_process#spawn and child_process#spawnSync
Like which(1) unix command. Find the first instance of an executable in the PATH.
Determines if an object can be used as an array
Provides a way to make requests
Build tool and bindings loader for node-gyp that supports prebuilds
TypeScript execution environment and REPL for node.js, with source map support
An implementation of window.fetch in Node.js using Minipass streams
Vite as Node.js runtime
Info about node `exports` field support: version ranges, categories, etc.
[](https://www.npmjs.com/package/@aws-sdk/util-user-agent-node) [](https://www.npmjs.com/
Node.js releases data
Stdio MCP server for [Vaaya](https://wallet-gray-zeta.vercel.app), the agent payment system. Lets an MCP client (Codex CLI, opencode, or any other stdio MCP host) call paid APIs through Vaaya's proxy endpoints on the user's behalf — the agent never sees u
ECMAScript JS AST traversal functions
better fetch for Node.js. Works on any JavaScript runtime!
PostgreSQL client - pure javascript & libpq with the same API