**Source URL:** https://general.veevavault.dev/

# Vault for Developers

Develop custom solutions for Veeva Vault and Veeva Applications using Vault API, Vault Java SDK, VQL, and MDL.

*   [Library](/library/)
*   [Release Notes](/rn/)

### Browse by product area:

<CardGrid>
<VaultLinkCard href="/vault-api/" title="Vault API" iconBorder="false" description="Vault API makes it easy to build new applications and integrate Vault functionality into your existing applications." />

<VaultLinkCard href="/vault-sdk/" title="Vault Java SDK" iconBorder="false" description="The Vault Java SDK is a powerful tool in the Vault Platform, allowing developers to extend Vault and deliver custom capabilities and experiences." />

<VaultLinkCard href="/vql/" iconBorder="false" title="Vault Query Language (VQL)" description="Access your data quickly and efficiently with VQL." />

<VaultLinkCard href="/mdl/" iconBorder="false" title="Metadata Definition Language (MDL)" description="MDL is a powerful tool that allows developers to manage Vault's configurations." />

<VaultLinkCard href="/direct-data-api/" iconBorder="false" title="Direct Data API" description="Direct Data API provides high-speed read-only data access to Vault." />

<VaultLinkCard href="/custom-pages/" iconBorder="false" title="Custom Pages" description="Custom Pages enable developers to extend Vault Platform by adding custom UI to Vault." />

<VaultLinkCard href="/ai-agents/" iconBorder="false" title="Veeva AI" description="Veeva AI agents determine how Veeva AI chat responds to users. " />

<VaultLinkCard href="/mcp/" iconBorder="false" title="Vault Documentation MCP Server" description="The Vault Documentation MCP Server allows LLM clients to directly access official Vault documentation." />

<VaultLinkCard href="/vault-toolbox/" iconBorder="false" title="Vault Toolbox" description="Vault Toolbox is a suite of productivity tools for Vault Admins and Developers." />

<VaultLinkCard href="/integrations/" iconBorder="false" title="Vault Integrations" description="Best practices and guides for planning and developing a Vault integration." />

<VaultLinkCard href="/migrations/" iconBorder="false" title="Vault Migrations" description="Best practices for planning, developing, and executing a Vault migration." />
</CardGrid>