Release / 25 Nov 2025 / with 2025.11.20251119132423, 2025.11.20251120134931, 2025.11.20251120162446, 2025.11.20251120192945, 2025.11.20251121001139, 2025.11.20251121220339, 2025.11.20251122013630, 2025.11.20251124194829

Open source MCP servers for AWS 2025.11.20251124232317

Check CloudFormation templates before deployment.

All of Open source MCP servers for AWS

What changed in 2025.11.20251124232317

The AWS IaC server validates syntax and compliance, while ECS adds Express Mode and SageMaker AI exposes HyperPod management.

Available in the awslabs MCP server packages at this release. Use an MCP-compatible client and the relevant server's runtime, credentials, and service permissions.

New things you can do

Validate CloudFormation templates, check compliance, and troubleshoot deployment failures.

Added

Read the evidence

Deploy and manage SageMaker HyperPod clusters and their nodes.

AddedInferred

Read the evidence

Fixed and improved

Audit instrumented services in batches and get EC2 enablement guides. Get Application Signals enablement guides for Java, Python, Node.js, and .NET across EC2, ECS, EKS, and Lambda.

ImprovedInvestigate application health and get CloudWatch Application Signals enablement guidance.

Read the evidence

Look up FlatRate pricing terms and pricing alternatives.

ImprovedLook up AWS service prices and generate cost estimates.

Read the evidence

awslabs/mcp/releases/tag/2025.11.20251119132423

Disable local file access using `AWS_API_MCP_ALLOW_UNRESTRICTED_LOCAL_FILE_ACCESS=no-access`.

ImprovedManage AWS resources through validated AWS CLI commands.

Read the evidence

awslabs/mcp/releases/tag/2025.11.20251120134931

Validate DynamoDB data models with a dedicated validation tool.

ImprovedDesign DynamoDB data models and analyze source MySQL schemas.

Read the evidence

awslabs/mcp/releases/tag/2025.11.20251120162446

Access AgentCore runtime, gateway, and memory tools.

ImprovedLook up AgentCore service documentation and API guidance.

Read the evidence

awslabs/mcp/releases/tag/2025.11.20251120192945

Deploy applications using ECS Express Mode.

ImprovedContainerize and deploy applications to Amazon ECS.

Read the evidence

awslabs/mcp/releases/tag/2025.11.20251121220339

Find CDK documentation, samples, and constructs.

ImprovedValidate CloudFormation templates, check compliance, and troubleshoot deployment failures.

Read the evidence

awslabs/mcp/releases/tag/2025.11.20251124194829

Seeded by @iluxav with Codex, from the release's public sources. Each change links to its evidence.