Hundreds of Years of MultiValue Experience, Leads to One Big Idea. Onsystex was founded by MultiValue veterans with an average of 20 years experience including positions at leading MultiValue companies such as Pick Systems, Raining Data, Informix, Ardent, Unidata, System Builder, ONgroup, Cuebic, Apscore, Ultimate Corp, General Automation and C.Itoh. OASYS provides a collection of run time, file system, integration, management and development solutions which enable clients to rapidly run their legacy applications on SQL databases and accelerate the adoption of non-MV based development tools. OASYS is born of a big vision of the future of the MultiValue legacy and informed by some of the industry's most experienced executives and technologists. If we are successful, we will make ourselves obsolete.