The DFDL specification allows subsetting of the features in compliant implementations. Daffodil is also an evolving and improving open-source software system.
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following table lists which of the official DFDL v1.0
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spec Errata have been implemented by Daffodil, and if/when those errata were implemented.
The full list of of unsupported features is available at Unsupported Features.
. Details of each erratum are in the DFDL Errata Document.
= supported 
= unsupported 
= partially supported (mouse over the symbol to display reason for partial support)
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