Legacy System Automation
Automation for mainframes, terminal apps, and legacy software.
What we deliver
We automate processes that depend on mainframes, green-screen terminals, and unsupported legacy applications without forcing premature system replacement.
We help organizations automate work on legacy platforms that cannot easily be replaced or modernized in the short term. Our team builds reliable automations against mainframes, AS/400, terminal emulators, Citrix-published applications, and desktop software with no usable APIs. We use a mix of RPA, screen scraping, terminal protocols, and image-based automation where required, always layered with strong exception handling. We document interface behavior and version every automation so changes in legacy screens do not silently break production. We also help you sequence work so automation becomes a bridge to modernization rather than a permanent workaround. Where APIs or middleware can replace screen-based steps, we propose those improvements. Where they cannot, we deliver automations that are stable, auditable, and easy to support. Our work helps you reduce manual effort and free capacity while modernization plans mature.
Built for teams like yours
Who it's for
- Companies running mainframes
- Insurance and banking back offices
- Public sector agencies
- Organizations on AS/400 or Citrix apps
- Teams blocked by legacy bottlenecks
Pain points we solve
- Slow manual entry into legacy systems
- No APIs available for integration
- Bots that break on screen changes
- Modernization projects years away
- Knowledge concentrated in few users
Capabilities
Everything we cover in this engagement.
- Mainframe and AS/400 automation
- Terminal emulator scripting
- Citrix and remote app automation
- Image and OCR-based automation
- Exception handling and retries
- API or middleware integration where possible
- Documentation of legacy interfaces
- Stabilization and monitoring
Our process
A clear, predictable path from kickoff to outcomes.
Discover
Map legacy systems and identify automation candidates.
Design
Choose terminal, RPA, or API approaches per process.
Build
Develop automations with robust exception handling.
Test
Validate across realistic legacy environments and data.
Operate
Monitor, maintain, and adapt to legacy system changes.
Deliverables & outcomes
What you get
- Legacy process inventory
- Production automations
- Interface documentation
- Test artifacts
- Monitoring and alerting setup
- Support runbook
Outcomes you can expect
- Reduced manual data entry
- Faster legacy transaction processing
- Lower operational risk
- Capacity freed during modernization
- Better documentation of legacy interfaces
What clients say
We were paying three agencies and a lifecycle freelancer to argue over attribution. RevoraOps absorbed all of it in 30 days, killed our worst-performing Meta ad sets, and rebuilt the welcome flow from scratch. CAC dropped 31 percent in the first full month. Honestly the relief of having one weekly call instead of four was worth it alone.
Our LCP was 4.8 seconds and Google was punishing us for it. They audited the build, dumped two plugins we did not need, moved hero images to a real CDN, and rewrote the critical CSS. LCP came down to 1.6 seconds within three weeks. Bounce rate on the pricing page dropped by a quarter without us touching the copy.
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ExploreFrequently asked questions
Quick answers to the questions we hear most.
Can you automate mainframe processes?
What if the legacy system has no API at all?
How do you keep automations stable on old systems?
Will automation block our modernization plans?
Can you automate Citrix-published applications?
Stuck with manual work on legacy systems?
We automate mainframe and legacy processes while modernization plans mature.