Publisher playbook · Rocket Software

Rocket Software mainframe licensing: the buyer side guide.

Rocket Software grew revenue by more than 60% in a single move when it closed the $2.275 billion acquisition of OpenText's application modernization and connectivity business, the former Micro Focus portfolio, in 2024. Add the 2021 ASG Technologies acquisition and Rocket now renews contracts it never originally wrote. That history is your leverage.

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The estate

Micro Focus AMCASG heritageMultiValueConnectivity

What you probably run from Rocket falls into four families. First, the former Micro Focus application modernization stack: Visual COBOL, Enterprise Developer, Enterprise Server, and Enterprise Analyzer, the tooling that compiles and rehosts mainframe COBOL and PL/I workloads. Second, host connectivity and terminal emulation: the products sold today as Rocket Host Access and Rocket Terminal Emulation, including the Rumba and BlueZone heritage lines that sit on thousands of desktops. Third, the ASG inheritance, including content and systems management tooling. Fourth, Rocket's own long held portfolio: UniVerse, UniData, and D3 in the MultiValue database family, plus storage and availability tools like Mainstar and iCluster.

The practical consequence: a single enterprise commonly holds Rocket entitlements written on three or four different contract papers, from three or four different original vendors, with different metrics, audit clauses, and renewal mechanics. Rocket reports more than 12,500 customers after the acquisition, and very few of them have reconciled those papers into one negotiable position.

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How Rocket licensing works

Named usersConcurrent usersMIPSMSU

There is no single Rocket metric. Units of measure across the portfolio include named users and concurrent users for desktop and connectivity products, and MIPS or MSU capacity measures for mainframe resident software. Inherited Micro Focus terms commonly carry sub-capacity language tied to a four hour rolling average, and a defined MSU to MIPS conversion formula based on published capacity ratings. Which paper governs your deployment depends on when and from whom you originally bought.

Renewals are typically annual or multiyear maintenance and support contracts on perpetual licenses, with subscription paper increasingly proposed at renewal time. The metric definitions in the oldest agreements are frequently more favorable than current Rocket standard terms, which is exactly why repapering is offered as "simplification."

What governs your cost

  • The original contract vehicle: Micro Focus, ASG, or legacy Rocket paper, each with different metrics and rights
  • User counts on connectivity and emulation products, which typically drift far above actual usage
  • MIPS or MSU ratings on mainframe resident products, and whether sub-capacity language applies
  • Maintenance uplift mechanics, and whether any cap was ever negotiated
04

Current renewal and audit behavior

Post acquisitionRepaperingAudit uptick

Patterns we commonly observe since the Micro Focus AMC acquisition closed: renewal quotes arrive with uplifts justified by "harmonization" to Rocket's price list, accompanied by proposals to consolidate legacy agreements onto current Rocket terms. Licensing advisories have also reported an increase in Rocket audit activity and requests for detailed contract declarations following the acquisition, a typical pattern when an acquirer needs to map entitlements it just bought.

None of this is unusual for a publisher digesting a portfolio twice its size. But it means the buyer who arrives at renewal without a reconciled entitlement position is negotiating against a counterparty that has been actively building one.

05

The buyer levers

Where we find leverage with Rocket

  • Contract archaeology: the original Micro Focus, ASG, or Rocket terms often grant rights the renewal quote silently drops. We hold the old paper against the new.
  • User count reconciliation on emulation and host access products: actual concurrent usage is commonly a fraction of licensed counts after a decade of desktop drift.
  • Entitlement overlap across the acquired portfolios: the same capability licensed twice under two heritage contracts is savings, not shelfware.
  • Repapering as a two way street: if Rocket wants consolidation onto new terms, the price of admission is caps, consumption protections, and exit rights.
  • Credible alternatives on the desktop layer: terminal emulation is one of the most substitutable categories on the mainframe, and Rocket knows it.

For the deeper treatments, read Rocket renewal after the Micro Focus acquisition, Rocket audit and compliance reviews, and negotiating Rocket terminal emulation renewals.

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Rocket product licensing pages

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Get help with Rocket

If a Rocket renewal or audit is on your desk, start with the matching service page: Rocket Software renewal advisory, Rocket Software audit defense, Rocket Software license negotiation, or Rocket Software contract review.

Related explainers: MIPS explained, the MIPS to MSU conversion question, and reinstatement fees after lapsed support. Sibling playbooks: IBM, BMC, and Software AG.

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