# uint8-varint

> Read/write unsigned varints from Uint8Arrays and Uint8ArrayLists

Latest version **3.0.0** (published 2026-05-07) · Apache-2.0 OR MIT license · 0 weekly downloads

## Install

```sh
npm install uint8-varint
pnpm add uint8-varint
yarn add uint8-varint
bun add uint8-varint
```

## Health

**Score 65/100 (B)** — status: active.

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

Warnings: low downloads.

## Facts

| | |
|---|---|
| Version | 3.0.0 |
| Published | 2026-05-07 |
| First published | 2022-07-27 |
| Weekly downloads | 0 |
| License | Apache-2.0 OR MIT |
| TypeScript types | bundled |
| Module format | ESM |
| Dependencies | 2 |
| Unpacked size | 39.4 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| Provenance | attested (GitHub Actions) |
| GitHub stars | 2 |
| Maintainers | achingbrain |

## Links

- npm: https://www.npmjs.com/package/uint8-varint
- Repository: https://github.com/achingbrain/uint8-varint
- Homepage: https://github.com/achingbrain/uint8-varint#readme
- Issues: https://github.com/achingbrain/uint8-varint/issues
- npm.io page: https://npm.io/package/uint8-varint

## Dependencies (2)

- [uint8arrays](https://npm.io/package/uint8arrays.md) ^6.1.0
- [uint8arraylist](https://npm.io/package/uint8arraylist.md) ^3.0.1

## Recent versions

- 3.0.0 (latest) — 2026-05-07
- 2.0.5 — 2026-05-07
- 2.0.4 — 2024-01-30
- 2.0.3 — 2023-12-28
- 2.0.2 — 2023-10-26
- 2.0.1 — 2023-08-16
- 2.0.0 — 2023-08-15
- 1.0.8 — 2023-08-15
- 1.0.7 — 2023-08-15
- 1.0.6 — 2023-03-31
- 1.0.5 — 2023-03-31
- 1.0.4 — 2022-10-12
- 1.0.3 — 2022-08-05
- 1.0.2 — 2022-07-30
- 1.0.1 — 2022-07-30
- … 2 more at https://npm.io/package/uint8-varint/versions

## README

# uint8-varint

[![codecov](https://img.shields.io/codecov/c/github/achingbrain/uint8-varint.svg?style=flat-square)](https://codecov.io/gh/achingbrain/uint8-varint)
[![CI](https://img.shields.io/github/actions/workflow/status/achingbrain/uint8-varint/js-test-and-release.yml?branch=main\&style=flat-square)](https://github.com/achingbrain/uint8-varint/actions/workflows/js-test-and-release.yml?query=branch%3Amain)

> Read/write unsigned varints from Uint8Arrays and Uint8ArrayLists

# Install

```console
$ npm i uint8-varint
```

## Browser `<script>` tag

Loading this module through a script tag will make its exports available as `Uint8Varint` in the global namespace.

```html
<script src="https://unpkg.com/uint8-varint/dist/index.min.js"></script>
```

## Table of contents <!-- omit in toc -->

- [Install](#install)
  - [Browser `<script>` tag](#browser-script-tag)
- [Usage](#usage)
- [API Docs](#api-docs)
- [License](#license)
- [Contribution](#contribution)

## Usage

```js
import { Uint8ArrayList } from 'uint8arraylist'
import * as varint from 'uint8-varint'

const value = 12345

const buf = new Uint8ArrayList(
  new Uint8Array(2)
)
varint.encode(value, buf)

varint.decode(buf) // 12345
```

# API Docs

- <https://achingbrain.github.io/uint8-varint>

# License

Licensed under either of

- Apache 2.0, ([LICENSE-APACHE](https://github.com/achingbrain/uint8-varint/LICENSE-APACHE) / <http://www.apache.org/licenses/LICENSE-2.0>)
- MIT ([LICENSE-MIT](https://github.com/achingbrain/uint8-varint/LICENSE-MIT) / <http://opensource.org/licenses/MIT>)

# Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.

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_Source: https://npm.io/package/uint8-varint · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._