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.
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 | |
| regexp | |
| semver | |
| streams | |
| testing | |
| text | |
| toml | |
| ulid | |
| url | |
| uuid | |
| webgpu | |
| yaml |
Check out the architecture guide here.
Check out the design documentation here.
Check out the contributing guidelines here.
Package versions >=1.0.0 follow Semantic Versioning, and package versions <1.0.0 follow this proposal.
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)Check out the frequently asked questions page here.