# @metamask/snaps-sdk

> A library containing the core functionality for building MetaMask Snaps

Latest version **12.0.1** (published 2026-08-26) · ISC license · 0 weekly downloads

## Install

```sh
npm install @metamask/snaps-sdk
pnpm add @metamask/snaps-sdk
yarn add @metamask/snaps-sdk
bun add @metamask/snaps-sdk
```

## Health

**Score 75/100 (B)** — status: active.

Positive: has types; esm support; no vulnerabilities; has provenance; recently updated; high maintenance score; high quality score.

Warnings: low downloads.

## Facts

| | |
|---|---|
| Version | 12.0.1 |
| Published | 2026-08-26 |
| First published | 2023-11-09 |
| Weekly downloads | 0 |
| License | ISC |
| TypeScript types | bundled |
| Module format | ESM + CommonJS |
| Node | ^20 \|\| >=22 |
| Dependencies | 7 |
| Unpacked size | 1.7 MB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| Provenance | attested (GitHub Actions) |
| GitHub stars | 853 |
| Maintainers | kumavis, frederikbolding, metamaskbot, gudahtt, mrten, mcmire, naugtur |
| Keywords | MetaMask, Snaps, Ethereum |

## Links

- npm: https://www.npmjs.com/package/@metamask/snaps-sdk
- Repository: https://github.com/MetaMask/snaps
- Homepage: https://github.com/MetaMask/snaps/tree/main/packages/snaps-sdk#readme
- Issues: https://github.com/MetaMask/snaps/issues
- npm.io page: https://npm.io/package/@metamask/snaps-sdk

## Dependencies (7)

- [luxon](https://npm.io/package/luxon.md) ^3.5.0
- [@metamask/utils](https://npm.io/package/@metamask/utils.md) ^11.11.0
- [@metamask/key-tree](https://npm.io/package/@metamask/key-tree.md) ^10.1.1
- [@metamask/messenger](https://npm.io/package/@metamask/messenger.md) ^2.0.0
- [@metamask/providers](https://npm.io/package/@metamask/providers.md) ^22.1.1
- [@metamask/rpc-errors](https://npm.io/package/@metamask/rpc-errors.md) ^7.0.3
- [@metamask/superstruct](https://npm.io/package/@metamask/superstruct.md) ^3.3.0

## Recent versions

- 12.0.1 (latest) — 2026-08-26
- 12.0.0 — 2026-08-10
- 11.2.0 — 2026-07-07
- 11.1.1 — 2026-05-12
- 11.1.0 — 2026-04-14
- 11.0.0 — 2026-03-11
- 10.4.0 — 2026-01-22
- 10.3.0 — 2025-12-18
- 10.2.0 — 2025-12-02
- 10.1.0 — 2025-11-06
- 10.0.0 — 2025-10-02
- 9.3.0 — 2025-07-22
- 9.2.0 — 2025-07-09
- 9.1.0 — 2025-07-02
- 9.0.0 — 2025-06-27
- … 58 more at https://npm.io/package/@metamask/snaps-sdk/versions

## README

# @metamask/snaps-sdk

The MetaMask Snaps SDK library.

## Installation

Use Node.js `18.0.0` or later. We recommend using [nvm](https://github.com/nvm-sh/nvm)
for managing Node.js versions.

Install a dependency in your snap project using `yarn` or `npm`:

- `npm install @metamask/snaps-sdk`
- `yarn add @metamask/snaps-sdk`

---
_Source: https://npm.io/package/@metamask/snaps-sdk · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._