Welcome to IBM® z/OS® Connect, a simple and intuitive way to bring the power of APIs to your mainframe. Unlock the value of your business-critical applications and data with truly RESTful APIs that can be created in minutes, and harness the power of a cloud native experience to your mainframe. 

To get started today download the z/OS Connect Designer by following the instructions on this page: https://www.ibm.com/docs/en/zos-connect/zos-connect/3.0?topic=api-download-zos-connect-designer-image

For tutorials on how to create your first z/OS Connect API, be sure to check out our tutorial video series: 

Creating a CICS z/OS Connect API video series: https://mediacenter.ibm.com/playlist/details/1_ykaqj9pe
Create an OpenAPI document video series: https://mediacenter.ibm.com/media/01%20Creating%20an%20OpenAPI%20document%20tutorial%3A%20Creating%20a%20simple%20OpenAPI%20document/1_fbkqcnep