Fedimint Sdk

A Robust, privacy-focused, and WebAssembly-powered fedimint client for the browser.

Docs Site: sdk.fedimint.org

Packages 📦

Public packages

Package	Version	Description
@fedimint/core		Core Fedimint client for JavaScript runtimes (Wasm bindings, high-level API, testing utilities).
@fedimint/react		React hooks and context for working with Fedimint clients in React applications.
@fedimint/transport-web		Web worker transport that hosts the Wasm client and communicates with @fedimint/core.
create-fedimint-app		CLI tool for scaffolding a Fedimint starter app with Vite, React, and TypeScript.

Internal & legacy

Package	Version	Description
@fedimint/core-web (deprecated)		Legacy shim that re-exports @fedimint/core; new projects should depend on @fedimint/core directly.
@fedimint/fedimint-client-wasm-web		Not intended for direct use. Wasm-pack build targeting web environments; consumed by @fedimint/transport-web.
@fedimint/fedimint-client-wasm-bundler		Not intended for direct use. Wasm-pack build targeting bundler environments; used when bundling custom transports or hosts.
@fedimint/types		Shared TypeScript interfaces for transports and other Fedimint client implementations.
@fedimint/integration-tests (private)	—	Internal Vitest harness for exercising the SDK against embedded nodes.

Structure 🛠️

This monorepo is structured as a pnpm workspace. There are some helpful scripts in the root package.json to help manage the workspace.

fedimint-sdk
├── docs
├── examples
│   ├── vite-core
│   ├── bare-js
│   ├── next-js
│   └── webpack-app
└── packages
    ├── core
    ├── core-web
    ├── create-fedimint-app
    ├── integration-tests
    ├── react
    ├── transport-web
    ├── types
    ├── wasm-bundler
    └── wasm-web
├── scripts

Examples

• vite-core: React + Vite starter focused on @fedimint/core primitives.
• next-js: Example configuration for a Next.js application.
• webpack-app: Demonstrates configuring webpack for Fedimint applications.
• bare-js: Minimal usage of @fedimint/core without a bundler.

Credit

Used the wagmi library as a reference for the repo's structure.

Note

In October 2025, this repository was renamed from "Fedimint Web Sdk" to "Fedimint Sdk" as the react-native packages were added. See the discussion topic for details.