smithy-lang/smithy 1.70.0

Smithy CLI v1.70.0

on GitHub

1.70.0 (2026-04-30)

Features

• Add JSON Schema for smithy-build.json
  (#3062)

• Added three new shape type selectors

  • aggregateType selects lists, structures, unions, and maps.
  • serviceType selects services, resources, and operations.
  • dataType selects aggregate types and simple types.
    (#3070)

• Adds a Bill of Materials (BOM) for all Smithy packagees
  (#3056)

• Add support for custom comparators for sorting IDL serialization output
  (#3058)

• Ignore JARs without a Smithy manifest to allow Smithy model packages to have
  non-Smithy dependencies
  (#3055)

Bug Fixes

• Fix init failure on corrupted template cache
  (#3051)
• Fix CLI dependency cache for multiple configs building to the same directory
  (#3061)
• Fix trait/validator loading with discoverModels
  (#3049)
• Optimize chained :root selector evaluation by updating IntermediateAndSelector
  to only push to input-independent selectors one time
  (#3054)
• Fix minor issues logged during builds
  (#3050)
• Fixed a bug in the formatter that was removing newlines escapes
  (#3068)

Documentation

• Updated the example retry strategy in client guidance and updated the initial
  token method to take information about the operation.
  (#3000)
• Added docs for the endpointTests trait.
  (#3048)

Other

• Fixed some errors in event stream protocol tests.
  (#3069)
• Run container as non-root user
  (#2934)
• Ensures javadoc uses UTF-8 encoding
  (#3057)