AWS Mainframe Modernization

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Spec score 8.9 #1 of 32 in Cloud Migration Tools

Spec sheet

What it does: AWS Mainframe Modernization provides tools and managed runtimes for assessing, migrating, refactoring, replatforming and operating mainframe applications on AWS.Read 15 Oct 2026 · docs.aws.amazon.com
Purpose: AWS Mainframe Modernization provides tools to plan and implement mainframe application migration and modernization on AWS.Read 8 Oct 2026 · docs.aws.amazon.com
Integrations: The service supports AWS CloudFormation, AWS PrivateLink, and AWS Key Management Service integrations.Read 8 Oct 2026 · docs.aws.amazon.com
Security: AWS Mainframe Modernization uses IAM-protected resources, and AWS requires TLS 1.2 for network clients while recommending TLS 1.3.Read 8 Oct 2026 · docs.aws.amazon.com
Assessment: The assessment capability helps scope and plan a mainframe migration or modernization project.Read 15 Oct 2026 · docs.aws.amazon.com
Automated refactoring: AWS Transform for mainframe can convert legacy application languages into macroservices or microservices and modernize user interfaces and application stacks.Read 15 Oct 2026 · docs.aws.amazon.com
Availability limit: The self-managed experience and the managed runtime experience are no longer open to new customers; existing customers can continue using them.Read 8 Oct 2026 · docs.aws.amazon.com
AWS integrations: Documented integrations include CloudFormation, PrivateLink, KMS, RDS, S3, FSx, EFS, AppStream, Migration Hub and Database Migration Service.Read 15 Oct 2026 · docs.aws.amazon.com
CI/CD: Built-in continuous integration and delivery capabilities are intended to make code changes more frequent and reliable.Read 15 Oct 2026 · docs.aws.amazon.com
Code conversion: mLogica code conversion automatically translates legacy Assembler code into COBOL while preserving business logic.Read 15 Oct 2026 · aws.amazon.com
Company profile: LinkedIn lists Amazon Web Services as a public IT-services company headquartered in Seattle, founded in 2006, with more than 10,001 employees.Read 15 Oct 2026 · linkedin.com
Data replication: Precisely integration replicates mainframe data near real time so AWS analytics and machine-learning services can use it while the mainframe remains the system of record.Read 15 Oct 2026 · aws.amazon.com
Deployment options: Refactored applications can be deployed on Windows Server, Linux servers or Docker Linux containers, with managed and non-managed runtime choices.Read 15 Oct 2026 · docs.aws.amazon.com
Developer IDE: The service offers an on-demand IDE with smart editing, debugging, compilation and unit-testing capabilities.Read 15 Oct 2026 · docs.aws.amazon.com
Developer tools: The on-demand IDE offers smart editing and debugging, instant code compilation, and unit testing.Read 8 Oct 2026 · docs.aws.amazon.com
Encryption: S3, DynamoDB and EBS data are encrypted by default with KMS; customer-managed keys can be used for S3 and EBS, while DynamoDB uses an AWS-managed key.Read 15 Oct 2026 · docs.aws.amazon.com
File transfer: BMC file transfer automates mainframe data-set movement, code-page conversion, compression and parallel transfers.Read 15 Oct 2026 · aws.amazon.com
Free assessment: AWS says an initial AWS Transform for mainframe assessment can be run at no cost, but this is not presented as a general product trial.Read 15 Oct 2026 · aws.amazon.com
JavaScript SDK: AWS SDK for JavaScript v3 provides the installable @aws-sdk/client-m2 package and command-based API operations.Read 15 Oct 2026 · docs.aws.amazon.com
Languages: The service supports developing or updating applications using COBOL or PL/I.Read 8 Oct 2026 · docs.aws.amazon.com
Limit: additional charges: Customers can incur separate AppStream, CodeBuild, EC2, S3, RDS, file-system, database and public IPv4 charges when using related components.Read 15 Oct 2026 · aws.amazon.com
Limit: billing and suspension: Trustpilot reviewers frequently report unexpected charges after cancellation and sudden account suspensions without clear warning.Read 15 Oct 2026 · trustpilot.com
Limit: new customers: AWS documentation says the managed-runtime and self-managed experiences are closed to new customers, while existing customers can continue using them.Read 15 Oct 2026 · docs.aws.amazon.com
Limit: support: Trustpilot's recent-review summary repeatedly cites difficulty reaching human support and unresponsive assistance.Read 15 Oct 2026 · trustpilot.com
Limit: TrustRadius pricing: TrustRadius lists no pricing plans and says the Blu Age offering has no free version or trial.Read 15 Oct 2026 · trustradius.com
Managed runtime: The managed runtime monitors clusters and provides self-healing compute and automated scaling for enterprise workloads.Read 15 Oct 2026 · docs.aws.amazon.com
Modernization patterns: The service supports automated refactoring and replatforming patterns for mainframe applications.Read 8 Oct 2026 · docs.aws.amazon.com
Network security limitation: AWS documents HTTPS API transport but says TN3270 terminal traffic is not encrypted in transit.Read 15 Oct 2026 · docs.aws.amazon.com
Praise: hosting: Some Trustpilot reviewers praise AWS for reliable cloud hosting and effective assistance, although the page says the review population may not be representative.Read 15 Oct 2026 · trustpilot.com
Pricing limits: Some analysis, developer, analyzer, and build tools have no additional charge, but consumed AWS infrastructure and applicable supporting services are billed separately.Read 8 Oct 2026 · aws.amazon.com
Public API: AWS publishes an API reference with operations for applications, environments, deployments and related resources.Read 15 Oct 2026 · docs.aws.amazon.com
Python SDK: The Boto3 SDK exposes an m2 client with operations such as create_application, create_environment and deployment actions.Read 15 Oct 2026 · docs.aws.amazon.com
Quota limits: Default regional quotas include 20 applications, 10 data-transfer endpoints and 20 environments per AWS account.Read 15 Oct 2026 · docs.aws.amazon.com
Rating on Gartner Peer Insights: No rating is shown because the product page reports no reviews yet.Read 15 Oct 2026 · gartner.com
Rating on Trustpilot: 1.5 out of 5 from 431 reviews for AWS overall.Read 15 Oct 2026 · trustpilot.com
Rating on TrustRadius: 7.4 out of 10 from 3 reviews and ratings.Read 15 Oct 2026 · trustradius.com
Recommended delivery: AWS recommends delivery through professional services engagements and Mainframe Migration Competency Partners.Read 8 Oct 2026 · aws.amazon.com
Regional availability: The service publishes endpoints in many commercial regions plus AWS GovCloud US East and US West.Read 15 Oct 2026 · docs.aws.amazon.com
Replatforming: The Rocket/Micro Focus replatforming option recompiles much of the application source without requiring source-code changes.Read 15 Oct 2026 · docs.aws.amazon.com
Runtime: The managed runtime monitors clusters and provides self-healing compute and automated scaling.Read 8 Oct 2026 · docs.aws.amazon.com
Runtime licensing: AWS states that the runtime is AWS intellectual property and is not open-source software.Read 15 Oct 2026 · docs.aws.amazon.com
Security controls: IAM controls access to Mainframe Modernization applications, environments and deployments under AWS's shared-responsibility model.Read 15 Oct 2026 · docs.aws.amazon.com

Plans and prices

AWS Transform for mainframe Runtime $0.31 a month on demand per AWS CPU core per hour M2.m6i.large $0.31/hour · xlarge $0.62/hour · 2xlarge $1.24/hour · 4xlarge $2.48/hour · 8xlarge $4.96/hour · 16xlarge $9.92/hour Read 15 Oct 2026 · aws.amazon.com

File Transfer with BMC $1.30, paid once per GB transferred from IBM z/OS Source is IBM z/OS mainframe Read 15 Oct 2026 · aws.amazon.com

File Transfer with BMC (IBM z/OS) $1.30, paid once $1.30 per GB Charged by data transferred to Amazon S3; infrastructure charges may also apply Read 8 Oct 2026 · aws.amazon.com

AWS Mainframe Modernization Rocket Developer $2.14 a month $2.14 per AWS CPU core per hour On-demand developer tool; AWS infrastructure charges may also apply Read 8 Oct 2026 · aws.amazon.com

Rocket Developer $2.14 a month on demand per AWS CPU core per hour large $2.14/hour · xlarge $4.28/hour · 2xlarge $8.56/hour · 4xlarge $17.12/hour · 8xlarge $34.24/hour Read 15 Oct 2026 · aws.amazon.com

Code Conversion with mLogica $2.75, paid once per line of code Assembler to COBOL conversion · repeated conversions of the same lines in one environment have no additional charge Read 15 Oct 2026 · aws.amazon.com

Code Conversion with mLogica (Assembler to COBOL) $2.75, paid once $2.75 per line of code No additional charge for reconverting the same lines of code in the same environment Read 8 Oct 2026 · aws.amazon.com

AWS Mainframe Modernization Rocket Runtime $5.55 a month $5.55 per AWS CPU core per hour On-demand runtime; AWS infrastructure charges may also apply Read 8 Oct 2026 · aws.amazon.com

Rocket Runtime $5.55 a month on demand per AWS CPU core per hour M2.m6i.large $5.55/hour · xlarge $11.10/hour · 2xlarge $22.20/hour · 4xlarge $44.40/hour · 8xlarge $88.80/hour Read 15 Oct 2026 · aws.amazon.com

Data Replication with Precisely $60, paid once per GB replicated IBM z/OS $60/GB · IBM i $30/GB Read 15 Oct 2026 · aws.amazon.com

Data Replication with Precisely (IBM z/OS) $60, paid once $60 per GB Charged by data replicated from source database; infrastructure charges may also apply Read 8 Oct 2026 · aws.amazon.com

Every AWS Mainframe Modernization plan and price →