• Updated CPAN PURL type spec
• Added PURL_LEGACY_CPAN_TYPE env
• Added "to_hash" helper
• Use "checksum" qualifier as singular (#15)
• Added getter/setter methods for PURL components (#16)
• Improved the support of "vers" qualifier (#17)
• Improved encoding
• Added support for "vers:none/" and "vers:all/" in "URI::VersionRange"
• Improved version comparator class loader in "URI::VersionRange"
• Updated tests
• Synced "test-suite-data.json" from "package-url/purl-spec"

• Improved parsing of non-canonical PURL (package-url/purl-spec#363)
• Improved "URI::VersionRange->constraint_contains"
• Updated "maven" repository URL
• FIX typo in documentation
• Synced "test-suite-data.json" from "package-url/purl-spec"

• Use RFC 2119 terms for CPAN purl type specification (@sjn)
• Added "swid" purl type support
• Moved normalization and validation check in "URI::PackageURL::Util"
• Dropped support for "version_prefix" qualifier for "github", "gitlab" and "bitbucket" PURL types in "purl_to_urls" util (@pombredanne via #14)

• Added support for the official "cpan" PURL type specification (#8)
• Added "Version Range" (vers) support
• Added "URI::VersionRange::Version::cpan" version comparator for "cpan" scheme
• Added "vers-tool(1)"
• FIX Apply percent-encoding in "subpath" in "to_string" method

• Improved the cpan PURL type to be compatible with the 'PURL-TYPES' specification (#8 - https://github.com/package-url/purl-spec/blob/master/PURL-TYPES.rst)
• Added "luarocks" PURL type support
• Improved test suite (#11)
• Renamed CLI package in "URI::PackageURL::App"
• Changed JSON module pre-requisite to "JSON::PP" to be compatible with CPAN Toolchain (#12)

Full Changelog: v2.04...v2.11

• Improved validation during encode and decode "purl" string
• Fixed CPAN repository URL
• FIX Qualifiers are case sensitive (#4)
• FIX PURLs containing multiple namespaces segments parse incorrectly (#5)
• FIX Incorrect parsing of PURLs that begin with "pkg:/" (#6)
• Improved "t/99-official-purl-test-suite.t" test

• Added "purl-tool(1)" (#3)
• Added "URI::PackageURL::Util::purl_to_urls" helper
• Fixed name qualifier for "cpan" (#2)
• Fixed some little issues