Remove mainframe complexity. Accelerate modernization.

Use AI to uncover critical code insights for seamless migration, refactoring, or system replacement

Understand the what, why, and how
of your mainframe code

What
Know what your code
actually does—not just how
it was written
Why
Rebuild the business
logic inherent in your
code
How
Trace every path—from entry
points to programs, routines, and
variables

Get the full view of your mainframe

  • Generate documentation for your mainframe codebase
  • Designed for COBOL, Assembly, and other languages
  • Customizable to your templates and stakeholders
Get the full view of your mainframe

Create missing
specs

  • Extract lost business logic from complex legacy code
  • Visualize program flows with auto-generated diagrams
  • Add in your additional insights
Create missing specs

Know the impact
of every change

  • Clear visibility into jobs, screens, and programs
  • Understand the ‘what’ on dependencies, and visualize them with ease
  • Unlock insights into parameters, definitions, possible values, and usage
Know the impact of every change

Enterprise-grade.
Secure by design.

Secure and compliant
  • SOC2 and ISO 27001 compliant
  • Secure cloud and on-premise deployment
Request SOC2 report
Scalable
  • Scales to any size codebase
  • Runs locally with limited resource requirements
Customizable
  • Customize outputs according to organizational standards
  • Stay in your network with your LLM
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Proven to transform
developer productivity

300m
Code-lines explained
1.2k
Teams
10x
Faster modernization

Start modernizing your mainframe
faster with Swimm