> For the complete documentation index, see [llms.txt](https://dev.vulos.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev.vulos.io/reference/identity-javascript-sdk/the-base-package.md).

# The Base Package

This package contains the common logic and interfaces for all JavaScript implementations of the SDK.

`npm install @vulos/identity-base --save`

## Classes

{% content-ref url="/pages/wkGqWDzDWboA8IZpaILr" %}
[Cache](/reference/identity-javascript-sdk/the-base-package/cache.md)
{% endcontent-ref %}

## Groups

{% content-ref url="/pages/SLSwLJK2e7oPmHjSYBVA" %}
[Authentication](/reference/identity-javascript-sdk/the-base-package/authentication.md)
{% endcontent-ref %}

{% content-ref url="/pages/a1PIJykbnI5vRPxPgDyG" %}
[Organizations](/reference/identity-javascript-sdk/the-base-package/organizations.md)
{% endcontent-ref %}