Integrations
The HRlab APIs provide direct integration of your HR software with your existing systems, including payroll, accounting, applicant management, and user administration. Say goodbye to copy and paste, Excel lists, and duplicate data records!

100% Digital
SSO
Interfaces
Calendar Synchronisation
Automated
Easy Administration
HR Software Integration with DATEV & Addison
Simplify payroll preparation with HRlab. Our Software allows you to transfer payroll-related data, such as working hours, absences and allowances, directly to DATEV or Addison Lohn. This includes both master and transaction data. As a result, HR departments no longer have to transfer data manually, saving time and avoiding errors. HR software integration is standardized, secure, and GDPR-compliant.


HR Software Integration for Applicant Management
With HRlab, you benefit from an optimized interface that automatically transfers all applicant data from your ATS system, whether you use Onlyfy, JobAdPartner, or BITE. Additionally, our Microsoft calendar integration allows you to synchronize the HRlab calendar with your Outlook calendar. This makes planning job interviews easy!
HR Software Integration with Open REST API
Are you looking to integrate HR software to connect your own system or expand existing workflows? Our solution features a flexible, open REST API that allows you to integrate your own applications or other third-party systems.


Löwenstark Success Story
“HRlab was able to provide the necessary flexibility. Apart from that, our decision was primarily based on efficient communication with DATEV and the ability to connect to our self-developed CRM system."
Janin Hoppe, Head of HR, Löwenstark
Frequently Asked Questions
HRlab offers ready-made interfaces for the following:
- Payroll accounting: DATEV and Addison Lohn
- Applicant management: Onlyfy, JobAd Partner, and BITE.
- Identity management: Microsoft Entra (Azure AD), Google Workspace
Other systems: You can integrate your own tools or systems via our open REST API.
It allows various data to be exchanged between HRlab and corresponding DATEV products via the DATEV data center.
What data can be exchanged depends on which DATEV data services you have subscribed to. HRlab supports the following DATEV data services:
- Payroll Import Data Service (transfer of transaction and master data)
- Payroll Evaluation Data Service (transfer of payroll and client evaluations).
Absolutely. The open REST API allows you to connect your tools and processes directly to the HR software. This is ideal for companies with special requirements or their own IT department.


