SDK Reference

Technical information - specifications, APIs, architecture, etc., related to the Charm SDK

• Bundle
  • File <bundle>.yaml
• Charm
  • List of files in the charm project
  • The Juju execution flow for a charm
  • Charm taxonomy
    • 12-Factor app charm
  • Charm maturity
  • Charm development best practices
• Charmcraft
  • List of Charmcraft CLI commands
  • Charmcraft extension ‘flask-framework’
  • Charmcraft extension ‘django-framework’
  • Charmcraft extension ‘fastapi-framework’
  • Charmcraft deprecation notices
  • Charmcraft analyzers and linters
• Charmhub
• charm-relation-interfaces
• Event
  • List of events
  • Custom event
  • Charm lifecycle
• Extension
• jhack
• Library
  • Popular charm library index
• Ops
• Pebble
• Profile
• Promotion
• Publication
  • Reasons to publish your charm on Charmhub
• pytest-operator
• Revision
• Rockcraft
  • Rockcraft extension ‘flask-framework’
  • Rockcraft extension ‘django-framework’
  • Rockcraft extension ‘fastapi-framework’
• Scenario
  • Context
  • Event
  • State
• Status
• Storage
• StoredState: Uses, Limitations
• Testing
  • Interface tests
• YAML anchors and aliases