kjd · kjd · May 12, 2026 · May 12, 2026
diff --git a/HISTORY.rst → HISTORY.md b/HISTORY.rst → HISTORY.md
@@ -1,24 +1,18 @@
-.. :changelog:
+# History
 
-History
--------
-
-3.14 (2026-05-10)
-+++++++++++++++++
+## 3.14 (2026-05-10)
 
 - Removed opportunity to process long inputs into quadratic
   time by rejecting oversize inputs up-front. Closes a bypass
   of the CVE-2024-3651 mitigation. [CVE-2026-45409]
 
 Thanks to Stan Ulbrych for reporting the issue.
 
-3.13 (2026-04-22)
-+++++++++++++++++
+## 3.13 (2026-04-22)
 
 - Correct classification error for codepoint U+A7F1
 
-3.12 (2026-04-21)
-+++++++++++++++++
+## 3.12 (2026-04-21)
 
 - Update to Unicode 17.0.0.
 - Issue a deprecation warning for the transitional argument.
@@ -28,32 +22,28 @@ Thanks to Stan Ulbrych for reporting the issue.
 
 Thanks to Rodrigo Nogueira for contributions to this release.
 
-3.11 (2025-10-12)
-+++++++++++++++++
+## 3.11 (2025-10-12)
 
 - Update to Unicode 16.0.0, including significant changes to UTS46
   processing. As a result of Unicode ending support for it, transitional
   processing no longer has an effect and returns the same result.
 - Add support for Python 3.14, lowest supported version is Python 3.8.
 - Various updates to packaging, including PEP 740 support.
 
-3.10 (2024-09-15)
-+++++++++++++++++
+## 3.10 (2024-09-15)
 
 - Reverted to Unicode 15.1.0 data. Unicode 16 has some significant changes
   to UTS46 processing that will require more work to properly implement.
 
-3.9 (2024-09-13)
-++++++++++++++++
+## 3.9 (2024-09-13)
 
 - Update to Unicode 16.0.0
 - Deprecate setup.cfg in favour of pyproject.toml
 - Use ruff for code formatting
 
 Thanks to Waket Zheng for contributions to this release.
 
-3.8 (2024-08-23)
-++++++++++++++++
+## 3.8 (2024-08-23)
 
 - Fix regression where IDNAError exception was not being produced for
   certain inputs.
@@ -64,21 +54,18 @@ Thanks to Waket Zheng for contributions to this release.
 
 Thanks to Hugo van Kemenade for contributions to this release.
 
-3.7 (2024-04-11)
-++++++++++++++++
+## 3.7 (2024-04-11)
 
 - Fix issue where specially crafted inputs to encode() could
   take exceptionally long amount of time to process. [CVE-2024-3651]
 
 Thanks to Guido Vranken for reporting the issue.
 
-3.6 (2023-11-25)
-++++++++++++++++
+## 3.6 (2023-11-25)
 
 - Fix regression to include tests in source distribution.
 
-3.5 (2023-11-24)
-++++++++++++++++
+## 3.5 (2023-11-24)
 
 - Update to Unicode 15.1.0
 - String codec name is now "idna2008" as overriding the system codec
@@ -94,8 +81,7 @@ Thanks to Guido Vranken for reporting the issue.
 Thanks Jon Ribbens, Diogo Teles Sant'Anna, Wu Tingfeng for contributions
 to this release.
 
-3.4 (2022-09-14)
-++++++++++++++++
+## 3.4 (2022-09-14)
 
 - Update to Unicode 15.0.0
 - Migrate to pyproject.toml for build information (PEP 621)
@@ -106,8 +92,7 @@ to this release.
 
 Thanks to Seth Michael Larson for contributions to this release.
 
-3.3 (2021-10-13)
-++++++++++++++++
+## 3.3 (2021-10-13)
 
 - Update to Unicode 14.0.0
 - Update to in-line type annotations
@@ -120,58 +105,50 @@ Thanks to Jon Defresne, Hugo van Kemenade, Seth Michael Larson,
 Patrick Ventuzelo and Boris Verhovsky for contributions to this
 release.
 
-3.2 (2021-05-29)
-++++++++++++++++
+## 3.2 (2021-05-29)
 
 - Add type hints (Thanks, Seth Michael Larson!)
 - Remove support for Python 3.4
 
-3.1 (2021-01-04)
-++++++++++++++++
+## 3.1 (2021-01-04)
 
 - Ensure license is included in package (Thanks, Julien Schueller)
 - No longer mark wheel has universal (Thanks, Matthieu Darbois)
 - Test on PowerPC using Travis CI
 
-3.0 (2021-01-01)
-++++++++++++++++
+## 3.0 (2021-01-01)
 
 - Python 2 is no longer supported (the 2.x branch supports Python 2,
   use "idna<3" in your requirements file if you need Python 2 support)
 - Support for V2 UTS 46 test vectors.
 
-2.10 (2020-06-27)
-+++++++++++++++++
+## 2.10 (2020-06-27)
 
 - Update to Unicode 13.0.0.
 - Throws a more specific exception if "xn--" is provided as a label.
 - This is expected to be the last version that supports Python 2.
 
-2.9 (2020-02-16)
-++++++++++++++++
+## 2.9 (2020-02-16)
 
 - Update to Unicode 12.1.0.
 - Prohibit A-labels ending with a hyphen (Thanks, Julien Bernard!)
 - Future-proofing: Test on Python 3.7 and 3.8, don't immediately
   fail should Python 4 come along.
 - Made BSD 3-clause license clearer
 
-2.8 (2018-12-04)
-++++++++++++++++
+## 2.8 (2018-12-04)
 
 - Update to Unicode 11.0.0.
 - Provide more specific exceptions for some malformed labels.
 
-2.7 (2018-06-10)
-++++++++++++++++
+## 2.7 (2018-06-10)
 
 - Update to Unicode 10.0.0.
 - No longer accepts dot-prefixed domains (e.g. ".example") as valid.
   This is to be more conformant with the UTS 46 spec. Users should
   strip dot prefixes from domains before processing.
 
-2.6 (2017-08-08)
-++++++++++++++++
+## 2.6 (2017-08-08)
 
 - Allows generation of IDNA and UTS 46 table data for different
   versions of Unicode, by deriving properties directly from
@@ -184,35 +161,30 @@ release.
   idna.uts46data.__version__ to report Unicode version of
   underlying IDNA and UTS 46 data respectively.
 
-2.5 (2017-03-07)
-++++++++++++++++
+## 2.5 (2017-03-07)
 
 - Fix bug with Katakana middle dot context-rule (Thanks, Greg
   Shikhman.)
 
-2.4 (2017-03-01)
-++++++++++++++++
+## 2.4 (2017-03-01)
 
 - Restore IDNAError to be a subclass of UnicodeError, as some users of
   this library are only looking for the latter to catch invalid strings.
 
-2.3 (2017-02-28)
-++++++++++++++++
+## 2.3 (2017-02-28)
 
 - Fix bugs relating to deriving IDNAError from UnicodeError.
 - More memory footprint improvements (Thanks, Alex Gaynor)
 
-2.2 (2016-12-21)
-++++++++++++++++
+## 2.2 (2016-12-21)
 
 - Made some changes to the UTS 46 data that should allow Jython to get around
   64kb Java class limits. (Thanks, John A. Booth and Marcin Płonka.)
 - In Python 2.6, skip two tests that rely on data not present in that
   Python version's unicodedata module.
 - Use relative imports to help downstream users.
 
-2.1 (2016-03-20)
-++++++++++++++++
+## 2.1 (2016-03-20)
 
 - Memory consumption optimizations. The library should consume significantly
   less memory through smarter data structures being used to represent
@@ -223,77 +195,65 @@ release.
   Buchholz)
 - Better affix all Unicode codepoint properties to a specific version.
 
-2.0 (2015-05-18)
-++++++++++++++++
+## 2.0 (2015-05-18)
 
 - Added support for Unicode IDNA Compatibility Processing (aka Unicode
   Technical Standard #46). Big thanks to Jon Ribbens who contributed this
   functionality.
 
-1.1 (2015-01-27)
-++++++++++++++++
+## 1.1 (2015-01-27)
 
 - Use IDNA properties from Unicode 6.3.0. Internet Architecture Board (IAB)
   issued statement recommending against the use of Unicode 7.0.0 until
   issues relating to U+08A1 codepoint are resolved. See http://goo.gl/Ed1n0K
 - Identify some cases when label would be too longer to be a legal DNS name
   and raise an exception. (Thanks, Ed Lewis)
 
-1.0 (2014-10-12)
-++++++++++++++++
+## 1.0 (2014-10-12)
 
 - Update IDNA properties for Unicode 7.0.0.
 
-0.9 (2014-07-18)
-++++++++++++++++
+## 0.9 (2014-07-18)
 
 - Fix issue with non-UTF-8 environments reading the README file
   now that it contains non-ASCII. (Thanks, Tom Prince)
 - Codec functions are useful, so they are separated into their own
   module, rather than just existing for compatibility reasons.
 - Add LICENSE file.
 
-0.8 (2014-07-09)
-++++++++++++++++
+## 0.8 (2014-07-09)
 
 - Added MANIFEST.in for correct source distribution compilation.
 
-0.7 (2014-07-09)
-++++++++++++++++
+## 0.7 (2014-07-09)
 
 - Filled out missing tests for various functions.
 - Fix bug in CONTEXTO validation for Greek lower numeral sign (U+0375)
 - Fix bug in CONTEXTO validation for Japanese middle dot (U+30FB)
 - Improved documentation
 - Move designation to Stable
 
-0.6 (2014-04-29)
-++++++++++++++++
+## 0.6 (2014-04-29)
 
 - Minor improvements to Python 3 support, tests (Thanks, Derek Wilson)
 
-0.5 (2014-02-05)
-++++++++++++++++
+## 0.5 (2014-02-05)
 
 - Update IDNA properties for Unicode 6.3.0.
 
-0.4 (2014-01-07)
-++++++++++++++++
+## 0.4 (2014-01-07)
 
 - Fix trove classifier for Python 3. (Thanks, Hynek Schlawack)
 
-0.3 (2013-07-18)
-++++++++++++++++
+## 0.3 (2013-07-18)
 
 - Ported to Python 3.
 
-0.2 (2013-07-16)
-++++++++++++++++
+## 0.2 (2013-07-16)
 
 - Improve packaging.
 - More conformant, passes all relevant tests in the Unicode TR46 test suite.
 
-0.1 (2013-05-27)
-++++++++++++++++
+## 0.1 (2013-05-27)
 
 - First proof-of-concept version.