> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://docs.deel.wtf/api/stable/partners/introduction/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.deel.wtf/_mcp/server. # Introduction > Build integrations and apps for the Deel App Store ## Overview Build powerful integrations with Deel and publish them to the Deel App Store to reach over 40,000 companies worldwide. Whether you're building internal tools or creating products for the broader Deel ecosystem, our platform provides the APIs and infrastructure you need. ## Why Build on Deel? #### Market Opportunity Access a thriving marketplace of global companies: * 40,000+ active Deel customers * Companies hiring in 150+ countries * Growing demand for HR tech integrations * Opportunity to become featured partner #### Comprehensive APIs Build with powerful, well-documented APIs: * Full CRUD operations for contracts and workers * Real-time webhook notifications * HRIS data synchronization * Payroll and payments integration * Time tracking and timesheets * Background checks and screenings #### Developer Support Get the support you need to succeed: * Dedicated developer community * Technical documentation and guides * Sandbox environment for testing * Partner success team * OAuth2 implementation guidance #### Easy Distribution Seamless path to market: * One-click installation for customers * Featured in Deel App Store * Built-in OAuth2 authorization flow * Secure token management * Automatic updates to customers ## Types of Integrations #### OAuth2 Apps Build apps that customers can install from the Deel App Store: **Use Cases:** * HRIS synchronization (BambooHR, Workday, etc.) * Accounting integrations (QuickBooks, Xero) * Project management tools (Jira, Asana) * Communication platforms (Slack, Teams) * Analytics and reporting dashboards **Benefits:** * Users authorize once via OAuth2 * Automatic token refresh handling * Listed in App Store marketplace * Reach all Deel customers * Managed security and compliance #### API Integrations Build custom integrations using API tokens: **Use Cases:** * Internal company tools * Custom workflows and automation * Data synchronization * Reporting and analytics * Bulk operations **Benefits:** * Simpler authentication with API tokens * Full API access * No App Store submission required * Flexible implementation * Direct control over integration #### Webhooks Receive real-time notifications for events: **Use Cases:** * Contract status change notifications * Payment completion alerts * Worker onboarding automation * Compliance monitoring * Custom alerting systems **Benefits:** * Real-time event notifications * No polling required * Efficient and scalable * Easy to implement * Reliable delivery with retries ## Partner Resources #### [Developer Community](https://stack.deel.com) Join Stack to connect with other developers #### [Developer Sandbox](/api/sandbox) Manage sandbox apps and credentials #### [OAuth2 Documentation](/api/oauth) Learn about Deel's OAuth2 implementation #### [API Reference](/api/reference) Explore all available endpoints ## Next Steps Ready to start building? Here's your path forward: #### [Getting Started](/api/partners/getting-started) Start building with Deel API #### [Publish on App Store](/api/partners/publishing-to-app-store) Publish your app to App Store #### [Getting Started](/api/partners/getting-started) Join Stack to connect with other developers #### [Publish on App Store](/api/partners/publishing-to-app-store) Manage your apps and API credentials > **Tip** > > **Get in touch:** We recommend reaching out to our partnership team before you start building. We can provide guidance, answer questions, and help you succeed. > Build apps and integrations that extend and enhance the Deel services.