Deno Standard Library
High-quality APIs for Deno and the web. Use fearlessly.
[!IMPORTANT] Newer versions of the Standard Library are now hosted on JSR. Older versions up till 0.224.0 are still available at deno.land/std.
Packages
The following list contains links to the Standard Library's packages and documentation:
| Package | Latest version |
|---|---|
| archive | |
| assert | |
| async | |
| bytes | |
| cache | |
| cli | |
| collections | |
| crypto | |
| csv | |
| data-structures | |
| datetime | |
| dotenv | |
| encoding | |
| expect | |
| fmt | |
| front-matter | |
| fs | |
| html | |
| http | |
| ini | |
| io | |
| json | |
| jsonc | |
| log | |
| media-types | |
| msgpack | |
| net | |
| path | |
| random | |
| regexp | |
| semver | |
| streams | |
| tar | |
| testing | |
| text | |
| toml | |
| ulid | |
| uuid | |
| webgpu | |
| yaml |
Architecture
Check out the architecture guide here.
Design
Check out the design documentation here.
Contributing
Check out the contributing guidelines here.
Releases
Package versions >=1.0.0 follow Semantic Versioning, and package versions <1.0.0 follow this proposal.
Badge
[!NOTE] Previously, this repo hosted the badge SVG file. Now, the badge is retrieved directly from Shields.io.
<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>[](https://jsr.io/@std)Frequently Asked Questions
Check out the frequently asked questions page here.