> For the complete documentation index, see [llms.txt](https://docs.hypersign.id/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hypersign.id/hypersign-identity-network/developers/hid-ssi-sdk.md).

# Hypersign SSI Toolkit

Unders

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><mark style="color:blue;"><strong>DID SDK</strong></mark></td><td><em>A JavaScript SDK to manage DID operations i.e create, update, resolve and deactivate</em></td><td></td><td><a href="/hypersign-identity-network/developers/hid-ssi-sdk/hypersign-decentralized-identifier-dids.md">Hypersign DID SDK</a></td></tr><tr><td><mark style="color:blue;"><strong>Schema SDK</strong></mark></td><td><em>A JavaScript SDK to manage custom schemas</em> </td><td></td><td><a href="/hypersign-identity-network/developers/hid-ssi-sdk/hypersign-schema-sdk.md">Hypersign Schema SDK</a></td></tr><tr><td><mark style="color:blue;"><strong>Credential SDK</strong></mark></td><td><em>A JavaScript SDK to generate, sign and verify verifiable credentials</em> </td><td></td><td><a href="/hypersign-identity-network/developers/hid-ssi-sdk/hypersign-verifiable-credential-sdk.md">Hypersign Verifiable Credential SDK</a></td></tr><tr><td><mark style="color:blue;"><strong>Presentation SDK</strong></mark></td><td><em>A JavaScript SDK to generate, sign and verify verifiable presentation</em></td><td></td><td></td></tr></tbody></table>