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AWS Mainframe Modernization
Modernize, migrate, run, and operate mainframe applications
End of support notice
AWS Mainframe Modernization Service (Managed Runtime Environment experience) is no longer open to new customers starting November 7, 2025. For capabilities similar to AWS Mainframe Modernization Service (Managed Runtime Environment experience) explore AWS Mainframe Modernization Service (Self-Managed Experience).
What is AWS Mainframe Modernization?
AWS Mainframe Modernization service is a unique platform that allows you to migrate and modernize your on-premises mainframe applications to a cloud native runtime environment on AWS
Benefits of AWS Mainframe Modernization
Use cases
Automate transforming legacy language applications into agile Java-based services with AWS Blu Age using newer web frameworks and cloud DevOps best practices.
Migrate COBOL and PL/I applications with the integrated Micro Focus and NTT DATA toolchains to preserve the programming language while modernizing infrastructure and processes for agility with cloud DevOps native operations.
Augment mainframe functions and unleash innovation by leveraging mainframe-based data using near real-time data replication with Precisely and file transfer with BMC.
Learn more about mainframe data replication and file transfer
Accelerate mainframe modernization with AWS Transform
AWS Transform for mainframe accelerates mainframe modernization from years to months. Powered by agentic AI trained on our 19 years of migration experience, the service streamlines core phases of modernization—from initial analysis and planning to code refactoring and migration.
Analyst recognition
AWS is a leader in ISG Provider Lens Mainframe Application Modernization Software U.S. quadrant 2025 report
Information Services Group (ISG), a leading global technology research and advisory firm, has recognized AWS as a leader in the Provider Lens Mainframe Application Modernization Software quadrant 2025 report. The reports compare strengths, challenges, and competitive differentiators of providers and software vendors based on ISG’s research criteria.
