Buy Oxygen Publishing Engine
Read the End User License Agreement
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professional
The upgrade can be purchased to bring up-to-date an older version of the same product type (Developer/Author/Editor), edition (Professional/Enterprise) and license model (user-based/floating).
enterprise
professional
The SMP Renewal provides unlimited technical support and allows you to benefit of all new versions released during its period of performance, at no additional cost. The SMP Renewal can be bought in up to 14 days after a previous SMP has expired. One SMP Renewal covers one license of Oxygen. Read more
enterprise
professional