ZIP/390 MP

ZIP/390 MP is a cutting-edge ZIP compression solution for business. The innovative product offers seamless integration across Multiple Platforms. Whether used as a standalone Zip solution or in client-server mode to facilitate high-speed file transfer and distributed Application Integration, ZIP/390 MP delivers outstanding performance and superior functionality.

ZIP/390 MP for IBM z/OS
ZIP/390 MP for Server


3270 Session Manager for z/OS and zVSE
InterSession emulates CA TPX, CA TELEVIEW, CA SOLVE, CL SUPERSESSION and NVAS UI's providing a unique replacement alternative. Reduce cost, CPU overhead and response time with virtually no end-user disruption.

3270 Web Gateway
Secure, browser-based 3270 emulation, without plug-ins, local installation or middleware. Web Gateway can significantly reduce TN3270 emulation costs and logistics.

Over 40 Years of Mainframe Solutions

Enterprising Software
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About Data 21

Data 21 Inc. is a privately held veteran owned California Corporation. Since inception in 1980, our mission has been, and continues to be, delivering innovative, high quality, cost effective mainframe centric software solutions that empower Business' and enrich End-Users in the workplace. We pride ourselves on excellent product and customer support satisfaction ratings, and the fact that our products have become trusted integral daily production necessities at hundreds of mainframe installations around the world.

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