
The ReDuX C4 Lens from Chaos to Clarity
When architects first use the ReDuX C4 lens, something shifts. They’re not fighting the tool to extract understanding—they’re collaborating with it.

When architects first use the ReDuX C4 lens, something shifts. They’re not fighting the tool to extract understanding—they’re collaborating with it.

The ReDuX design team resisted the temptation to build what was technically possible. Instead, we started by watching architects work.

Discover what happens when architects stop fighting their tools and use AI combined with Human-Centered Design to transform legacy systems using C4 visualizations.

Teams are under pressure to operationalize AI quickly by integrating it into existing workflows and demonstrate clear return on investment. At the same time, executives report that technical debt limits their ability to realize value from AI investments.

Karsun named Product Challenger in ISG report, validating ReDuX as an AI-powered platform helping enterprises modernize legacy mainframe systems.

Karsun Solutions announced today it has received AWS Mainframe Modernization Competency status. This work is powered by ReDuX®, an agentic AI platform that automates time intensive mainframe modernization work including system and behavioral analysis, requirements extraction, code refactoring, pipeline automation and end-to-end testing.

Vaishnavi M February 18, 2026 From Monolith to Microservices: Migrate Faster with AI As teams return from AWS re:Invent, the

The outcome of modernization efforts depends not only on tools alone, but also on how well organizations understand the decisions and intent embedded in their existing systems. Learn why in these insights from the CES AI House.

Amanda Mahoney January 27, 2026 Case Study: Breaking Through with Traceable Mainframe Modernization For state governments, modernizing legacy mainframes is
Reduced Effort