Echo version 0.3.1

• Improved support for ATL transformations
• Support for constraints over multiple models (multi-directional)
• Accompanied the BX'14 paper presentation.

Echo version 0.3

• Eclipse Plugin Interface refurbished and stabilized.
• Robust resource and constraint management
• Full customization of the graph viewer theme generator.
• Rudimentary support for ATL specifications.
• Accompanied the ASE'13 paper presentation.

Echo version 0.2

• First deployment as an Eclipse plugin
• Support for metamodel conformity tests, model repair and model generation
• Support for operation-based distance
• Optimizations by the simplification of Alloy formulas
• Accompanies the ASE'13 paper submission.

Echo version 0.1

• First distribution as a standalone CLI application
• Support for QVT-R bidirectional transformations in check and enforce (repair) mode
• Support for Ecore metamodels, OCL constraints and XMI models
• Support for graph-edit distance
• Accompanies the FASE'13 paper presentation.