Integration made possible
Discover resources to help you build applications and connectors using ADP® APIs
Integrations to fit your use case
Discover common integration flows with ADP APIs based on your business use case as a solution provider - and accelerate your integration with targeted guides.
Human Resources
Workforce Hiring to Retirement
Payroll Management
Earnings, Deductions, Tax Withholding and Payroll Results
Time & Labor Management
Time & Attendance, Workforce management
Recruiting
Job Requisitions, Job Applications and Assessment
Benefit Management
Employee Benefit and Insurance Management
Compliance Solutions
Verifications and Tax Credits
Learn and build
Gain insightful knowledge with documentation, explore and interact with APIs by API category, and simplify connectivity by leveraging our developer libraries
Stay up-to-date with the latest content
Stay informed as we constantly evolve and innovate on the ADP Marketplace platform.
What's New
ADP Marketplace Partner Development Learning Guide
Provides a high-level overview of the ADP Marketplace platform, applications, APIs, and integrations for developers and product owners, so you can learn how to plan ADP Marketplace development projects.
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What's New
Worker Management API Guide for ADP Workforce Now
Describes how your application can access and manage information about workers in the ADP Workforce Now application.
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What's New
Validation Table Code List API Guide for ADP Workforce Now
Used to retrieve data defined in the Validation tables.
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