Version 2.0.0 Beta 5

• Add functionality to import an implementation class from an outside library.
• Improve handling of comma-delimited lists in properties.
• More namespace handling improvements.
• Simplify EntityLists.
• Tweaks to XML output.
• Various typo fixes.

Version 2.0.0 Beta 4

• Add support for CustomProperties in ObjectProperties
• Update Observable to properly handle ID and IDREFs.
• Improve namespace handling (again).
• Improve unicode support.
• Add X509Certificate object.

Version 2.0.0 Beta 3

• Update how RelatedObjects are created and handle.
• Update Observable type.
• Update Action and related types.
• Add PlatformSpecification, ExtractedFeatures type.
• Add Packer and PackerList types.
• Add VersionInfoResource to PEResourceList type.
• Add Record_Data to DNSRecord object.
• Update File, HTTPSession, Pipe, Port, WinDriver objects.
• Convert ExtractStringList to an EntityList.
• Allow Properties to specify when to output their datatype.
• Properly escape XML-reserved characters.
• Convert several "is None" checks to empty-list checks.
• Standardize how superclass functions are called.
• Handle Unicode strings correctly, always output UTF-8.
• Make each class responsible for its own namespace.
• Allow adding arbitrary namespaces when outputting XML.
• Extract namespaces from object metadata dictionary.
• Add and expand automated tests.
• Various bugfixes and typo corrections.

Version 2.0.0 Beta 2

• Add HTTPSession, WhoisEntry objects.
• Add Double, Float, Long, NonNegativeInteger, Date, Time properties.
• Update Personnel, Contributor, DateRange, MeasureSource, AssociatedObject types for CybOX 2.0.
• Update WinFile, WinExecutableFile, WinDriver, WinEvent, WinHandle, WinMutex, WinKernelHook, WinProcess, WinRegistryKey, WinService, Library, Pipe, WinPipe, NetworkSocket, System, WinSystem, and WinNetworkShare objects for CybOX 2.0.
• Add ActionReference type.
• Update ToolInformation, ToolInformationList, ByteRun(s) types.
• Convert DNSResourceRecords, StreamList, EnvironmentVariableList types to EntityList.
• Allow subclass instantiation in to_obj/from_obj functions.
• Fix datatype on Property classes
• Add initial TypedField implementation to reduce repetitive code.
• Convert File object to use TypedFields
• Add support for caches when reading a file that contains idrefs.
• Don't print anything to STDOUT.
• Add copyright statement to all files.
• Improve namespace parsing and output code.
• Improve automated tests.
• [#19] [#20] [#21] [#22] [#24] Typo fixes.
• Bugfixes in [#23] Memory and [#25] Process types.
• Various bug and style fixes.

Version 2.0.0 Beta 1

• Add DNSQuery, DNSRecord, SocketAddress objects.
• Add 'title' and 'description' to Observables.
• Update StructuredText type with simpler structure.
• Update ExtractedString(s) and EnvironmentVariable(s) types.
• Update EmailMessage, File, Port, and Process objects.
• Extract PatternFieldGroup attributes into a separate class.
• Support lists of values within Properties.
• Support ControlledVocabularyStrings.
• Wrap content in CDATA where appropriate.
• Allow EntityList to enforce the type of objects that are added to it.
• Make XML output more readable. Don't output default attributes.
• Use proper prefixes in auto-generated IDs.
• Update helper.py.
• Improve automated tests.
• Various bugfixes, typo corrections, and style fixes.

Version 1.0.0 Beta 3

• Add Packer_List and Peak_Entropy attribute to FileObject.
• [#14] Fixed typo.

Version 2.0.0 Alpha 1

• Major updates to support new language features and changes.
  • Rename "Attributes" to "Properties".
  • Rename "DefinedObject" to "ObjectProperties".
  • Remove "StatefulMeasure".
• Update File, Mutex, Address, EmailMessage, and Artifact objects.
• Add EntityList type to handle collections of a single type.
• Properly handle xsi:type to determine Object type.
• Add proper object namespaces to XML output.
• Correctly test whether properties are equal.
• Recreated GenerateDS bindings to support CybOX 2.0.
• Various tweaks to bindings.

Version 1.0.0 Beta 2

• Improve handling of list-style elements (those with maxOccurs>1).
• Improve ToolInformation, ToolInformationList, and Hash types.
• Make WinDriver object easier to use.
• Add support for DomainSpecificObjectAttributes on Objects.
• Various bugfixes and typo corrections.

Version 1.0.0 Beta 1

• First (beta) release on PyPI
• Compatible with CybOX 1.0