Free Tools

A handful of free, browser-based utilities for AIXM and AIM professionals.

No subscription, no installation, no account required for most of them. Explore the AIXM feature model, compare model versions, generate and validate UUIDs, or plan AIRAC cycles - all running client-side in your browser.

Looking for AIXM Viewer Light?

Our free AIXM dataset viewer has its own page - see AIXM Viewer Light, or compare it with AIXM Viewer Pro.

The Tools

AMV

AIXM Model Viewer

An interactive browser for exploring the AIXM feature model across AIXM 5.1, 5.1.1, and 5.2. Navigate the model by browsing features hierarchically or alphabetically, inspect property trees with types and cardinalities, and trace cross-feature references in both directions.

  • View a single AIXM version or all versions at once
  • Package browser with hierarchical or alphabetical feature listing
  • Property tree with types and cardinalities
  • Outbound references and inbound "Referenced By" navigation
Try AIXM Model Viewer
AMC

AIXM Model Compare

Visualizes differences between AIXM 5.1, 5.1.1, and 5.2 model versions at the feature, complex property, and datatype level - helpful when planning a migration or understanding what changed between schema versions.

  • Compare any subset of supported model versions
  • Type-level overview: same, different, or missing status across versions
  • Property-level diffs for features and complex types, field-level for datatypes
  • Jump directly from a property diff to its corresponding complex type
Try AIXM Model Compare
UGV

UUID Tools

A lightweight utility for generating and validating RFC 4122 version 4 UUIDs - the identifier format AIXM features require. Useful for preparing test data or troubleshooting UUID-related validation errors.

  • Generate 1 to 1000 random RFC 4122 version 4 UUIDs instantly
  • Validate up to 1000 UUIDs at once with batch processing
  • Detailed validation errors: format, version digit, variant bits, and character position
  • Export results to text, HTML, or Excel
Try UUID Tools
ACA

AIRAC Calendar

A free utility for aviation professionals to calculate AIRAC (Aeronautical Information Regulation and Control) cycle dates and generate production calendars with customizable milestones.

  • Calculate AIRAC effective dates for any year range
  • Generate milestone production calendars with configurable dates
  • Public holiday integration from 30+ countries
  • Export to HTML, CSV, or Excel
Try AIRAC Calendar

Need More?

These free tools cover common day-to-day needs around AIXM model exploration and identifier handling. For full dataset validation, comparison, viewing, and editing capabilities, see the Annea AIXM Validation Suite subscription.

Credits

Developed by: Annea s.r.o.

Lead Developer: Michal Kadlec

Developed with AI assistance.

Copyright

Annea s.r.o.

Contact

info@annea.sk

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