# Deno Standard Library

[![JSR @std](https://jsr.io/badges/@std)](https://jsr.io/@std)
[![codecov](https://codecov.io/gh/denoland/std/branch/main/graph/badge.svg?token=w6s3ODtULz)](https://codecov.io/gh/denoland/std)
[![ci](https://github.com/denoland/std/actions/workflows/ci.yml/badge.svg)](https://github.com/denoland/std/actions/workflows/ci.yml)

High-quality APIs for [Deno](https://deno.com/) and the web. Use fearlessly.

> [!IMPORTANT]
> Newer versions of the Standard Library are now hosted on
> [JSR](https://jsr.io/@std). Older versions up till 0.224.0 are still available
> at [deno.land/std](https://deno.land/std).

## Packages

The following list contains links to the Standard Library's packages and
documentation:

| Package                                                | Latest version                                                                            |
| ------------------------------------------------------ | ----------------------------------------------------------------------------------------- |
| [archive](https://jsr.io/@std/archive)                 | [![JSR](https://jsr.io/badges/@std/archive)](https://jsr.io/@std/archive)                 |
| [assert](https://jsr.io/@std/assert)                   | [![JSR](https://jsr.io/badges/@std/assert)](https://jsr.io/@std/assert)                   |
| [async](https://jsr.io/@std/async)                     | [![JSR](https://jsr.io/badges/@std/async)](https://jsr.io/@std/async)                     |
| [bytes](https://jsr.io/@std/bytes)                     | [![JSR](https://jsr.io/badges/@std/bytes)](https://jsr.io/@std/bytes)                     |
| [cache](https://jsr.io/@std/cache)                     | [![JSR](https://jsr.io/badges/@std/cache)](https://jsr.io/@std/cache)                     |
| [cli](https://jsr.io/@std/cli)                         | [![JSR](https://jsr.io/badges/@std/cli)](https://jsr.io/@std/cli)                         |
| [collections](https://jsr.io/@std/collections)         | [![JSR](https://jsr.io/badges/@std/collections)](https://jsr.io/@std/collections)         |
| [crypto](https://jsr.io/@std/crypto)                   | [![JSR](https://jsr.io/badges/@std/crypto)](https://jsr.io/@std/crypto)                   |
| [csv](https://jsr.io/@std/csv)                         | [![JSR](https://jsr.io/badges/@std/csv)](https://jsr.io/@std/csv)                         |
| [data_structures](https://jsr.io/@std/data-structures) | [![JSR](https://jsr.io/badges/@std/data-structures)](https://jsr.io/@std/data-structures) |
| [datetime](https://jsr.io/@std/datetime)               | [![JSR](https://jsr.io/badges/@std/datetime)](https://jsr.io/@std/datetime)               |
| [dotenv](https://jsr.io/@std/dotenv)                   | [![JSR](https://jsr.io/badges/@std/dotenv)](https://jsr.io/@std/dotenv)                   |
| [encoding](https://jsr.io/@std/encoding)               | [![JSR](https://jsr.io/badges/@std/encoding)](https://jsr.io/@std/encoding)               |
| [expect](https://jsr.io/@std/expect)                   | [![JSR](https://jsr.io/badges/@std/expect)](https://jsr.io/@std/expect)                   |
| [fmt](https://jsr.io/@std/fmt)                         | [![JSR](https://jsr.io/badges/@std/fmt)](https://jsr.io/@std/fmt)                         |
| [front_matter](https://jsr.io/@std/front-matter)       | [![JSR](https://jsr.io/badges/@std/front-matter)](https://jsr.io/@std/front-matter)       |
| [fs](https://jsr.io/@std/fs)                           | [![JSR](https://jsr.io/badges/@std/fs)](https://jsr.io/@std/fs)                           |
| [html](https://jsr.io/@std/html)                       | [![JSR](https://jsr.io/badges/@std/html)](https://jsr.io/@std/html)                       |
| [http](https://jsr.io/@std/http)                       | [![JSR](https://jsr.io/badges/@std/http)](https://jsr.io/@std/http)                       |
| [ini](https://jsr.io/@std/ini)                         | [![JSR](https://jsr.io/badges/@std/ini)](https://jsr.io/@std/ini)                         |
| [io](https://jsr.io/@std/io)                           | [![JSR](https://jsr.io/badges/@std/io)](https://jsr.io/@std/io)                           |
| [json](https://jsr.io/@std/json)                       | [![JSR](https://jsr.io/badges/@std/json)](https://jsr.io/@std/json)                       |
| [jsonc](https://jsr.io/@std/jsonc)                     | [![JSR](https://jsr.io/badges/@std/jsonc)](https://jsr.io/@std/jsonc)                     |
| [log](https://jsr.io/@std/log)                         | [![JSR](https://jsr.io/badges/@std/log)](https://jsr.io/@std/log)                         |
| [media_types](https://jsr.io/@std/media-types)         | [![JSR](https://jsr.io/badges/@std/media-types)](https://jsr.io/@std/media-types)         |
| [msgpack](https://jsr.io/@std/msgpack)                 | [![JSR](https://jsr.io/badges/@std/msgpack)](https://jsr.io/@std/msgpack)                 |
| [net](https://jsr.io/@std/net)                         | [![JSR](https://jsr.io/badges/@std/net)](https://jsr.io/@std/net)                         |
| [path](https://jsr.io/@std/path)                       | [![JSR](https://jsr.io/badges/@std/path)](https://jsr.io/@std/path)                       |
| [regexp](https://jsr.io/@std/regexp)                   | [![JSR](https://jsr.io/badges/@std/regexp)](https://jsr.io/@std/regexp)                   |
| [semver](https://jsr.io/@std/semver)                   | [![JSR](https://jsr.io/badges/@std/semver)](https://jsr.io/@std/semver)                   |
| [streams](https://jsr.io/@std/streams)                 | [![JSR](https://jsr.io/badges/@std/streams)](https://jsr.io/@std/streams)                 |
| [testing](https://jsr.io/@std/testing)                 | [![JSR](https://jsr.io/badges/@std/testing)](https://jsr.io/@std/testing)                 |
| [text](https://jsr.io/@std/text)                       | [![JSR](https://jsr.io/badges/@std/text)](https://jsr.io/@std/text)                       |
| [toml](https://jsr.io/@std/toml)                       | [![JSR](https://jsr.io/badges/@std/toml)](https://jsr.io/@std/toml)                       |
| [ulid](https://jsr.io/@std/ulid)                       | [![JSR](https://jsr.io/badges/@std/ulid)](https://jsr.io/@std/ulid)                       |
| [url](https://jsr.io/@std/url)                         | [![JSR](https://jsr.io/badges/@std/url)](https://jsr.io/@std/url)                         |
| [uuid](https://jsr.io/@std/uuid)                       | [![JSR](https://jsr.io/badges/@std/uuid)](https://jsr.io/@std/uuid)                       |
| [webgpu](https://jsr.io/@std/webgpu)                   | [![JSR](https://jsr.io/badges/@std/webgpu)](https://jsr.io/@std/webgpu)                   |
| [yaml](https://jsr.io/@std/yaml)                       | [![JSR](https://jsr.io/badges/@std/yaml)](https://jsr.io/@std/yaml)                       |

## Architecture

Check out the architecture guide [here](./.github/ARCHITECTURE.md).

## Design

Check out the design documentation [here](.github/ARCHITECTURE.md#design).

## Contributing

Check out the contributing guidelines [here](.github/CONTRIBUTING.md).

## Releases

Package versions >=1.0.0 follow [Semantic Versioning](https://semver.org/), and
package versions <1.0.0 follow
[this proposal](https://github.com/semver/semver/pull/923).

## Badge

> [!NOTE]
> Previously, this repo hosted the badge SVG file. Now, the badge is retrieved
> directly from [Shields.io](https://shields.io/).

[![Built with the Deno Standard Library](https://img.shields.io/badge/Built_with_std-blue?logo=deno)](https://jsr.io/@std)

```html
<a href="https://jsr.io/@std">
  <img
    width="135"
    height="20"
    src="https://img.shields.io/badge/Built_with_std-blue?logo=deno"
    alt="Built with the Deno Standard Library"
  />
</a>
```

```md
[![Built with the Deno Standard Library](https://img.shields.io/badge/Built_with_std-blue?logo=deno)](https://jsr.io/@std)
```

## Frequently Asked Questions

Check out the frequently asked questions page [here](./.github/FAQ.md).