# @lukso/lsp17-contracts

> Package for the LSP17 extensions

Latest version **0.17.3** (published 2026-05-25) · Apache-2.0 license · 0 weekly downloads

## Install

```sh
npm install @lukso/lsp17-contracts
pnpm add @lukso/lsp17-contracts
yarn add @lukso/lsp17-contracts
bun add @lukso/lsp17-contracts
```

## Health

**Score 60/100 (C)** — status: active.

Positive: has types; esm support; no vulnerabilities; has provenance.

Warnings: low downloads; pre 1.0.

## Facts

| | |
|---|---|
| Version | 0.17.3 |
| Published | 2026-05-25 |
| First published | 2024-03-07 |
| Weekly downloads | 0 |
| License | Apache-2.0 |
| TypeScript types | bundled |
| Module format | ESM + CommonJS |
| Dependencies | 8 |
| Unpacked size | 64.8 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| Provenance | attested (GitHub Actions) |
| GitHub stars | 88 |
| Maintainers | frozeman, lukso-network |
| Keywords | LUKSO, LSP, Blockchain, Standards, Smart Contracts, Ethereum, EVM, Solidity |

## Links

- npm: https://www.npmjs.com/package/@lukso/lsp17-contracts
- Repository: https://github.com/lukso-network/lsp-smart-contracts
- Homepage: https://github.com/lukso-network/lsp-smart-contracts#readme
- Issues: https://github.com/lukso-network/lsp-smart-contracts/issues
- npm.io page: https://npm.io/package/@lukso/lsp17-contracts

## Dependencies (8)

- [@lukso/lsp4-contracts](https://npm.io/package/@lukso/lsp4-contracts.md) ~0.17.0
- [@lukso/lsp6-contracts](https://npm.io/package/@lukso/lsp6-contracts.md) ~0.16.0
- [@lukso/lsp14-contracts](https://npm.io/package/@lukso/lsp14-contracts.md) ~0.16.0
- [@lukso/lsp20-contracts](https://npm.io/package/@lukso/lsp20-contracts.md) ~0.16.0
- [@erc725/smart-contracts](https://npm.io/package/@erc725/smart-contracts.md) ^7.0.0
- [@openzeppelin/contracts](https://npm.io/package/@openzeppelin/contracts.md) ^4.9.3
- [@account-abstraction/contracts](https://npm.io/package/@account-abstraction/contracts.md) ^0.6.0
- [@lukso/lsp17contractextension-contracts](https://npm.io/package/@lukso/lsp17contractextension-contracts.md) ~0.17.0

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## Recent versions

- 0.17.3 (latest) — 2026-05-25
- 0.15.0-rc.5 (rc) — 2024-04-03
- 0.16.7 — 2025-06-19
- 0.16.5 — 2025-06-19
- 0.16.4 — 2025-06-18
- 0.16.3 — 2025-04-19
- 0.16.2 — 2025-01-14
- 0.15.0 — 2024-04-05
- 0.15.0-rc.4 — 2024-04-02
- 0.15.0-rc.1 — 2024-03-22
- 0.15.0-rc.0 — 2024-03-07

## README

# LSP17 Extensions Package · [![npm version](https://img.shields.io/npm/v/@lukso/lsp17-contracts.svg?style=flat)](https://www.npmjs.com/package/@lukso/lsp17-contracts)

npm package for the LSP17 Extensions, which include the following extensions contracts:

- `Extension4337` extension, which contains the `validateUserOp` function from the [`ERC4337` standard](https://eips.ethereum.org/EIPS/eip-4337).
- `OnERC721ReceivedExtension` extension that contains the `onERC721Received` function from the [`ERC721` standard](https://eips.ethereum.org/EIPS/eip-721).
- `ERCTokenCallbacks` extension that contains implemented callback functions with valid returned values from ERC721, ERC1155 and ERC777 to support receiving tokens via the transfer functions that trigger these callbacks.

## Installation

```console
npm install @lukso/lsp17-contracts
```

## Available Constants & Types

The `@lukso/lsp17-contracts` npm package contains useful constants such as interface IDs related to the LSP17 Extensions. You can import and access them as follows.

```javascript
import { INTERFACE_ID_LSP17Extension } from "@lukso/lsp17-contracts";
```

---
_Source: https://npm.io/package/@lukso/lsp17-contracts · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._