cuthbertLab · mscuthbert · Oct 6, 2025 · Oct 6, 2025 · Oct 6, 2025 · Oct 6, 2025
diff --git a/dist/dist.py b/dist/dist.py
@@ -26,7 +26,6 @@
 This takes a while and runs single core, and then almost always needs code patches
 so allocate time (2 min on M4).  Start working on the announcement while it's running.
 
-
 4. run test/warningMultiprocessTest.py for lowest and highest Py version -- fix all warnings!
 5. run `from music21.test import treeYield
     and then run `treeYield.find_all_non_hashable_m21objects()` and check that the set returned is
@@ -38,24 +37,19 @@
 
 7. run documentation/make.py clean  (skip on minor version changes) -- you may need to make a
      documentation/build directory first.
-8. run documentation/make.py linkcheck  [*] - missing http://www.musicxml.org/dtds/partwise.dtd
-     and code-of-conduct links are both okay to fail.  The points about
-     "more than one target found for cross-reference 'Direction'"
-     are known bugs in Sphinx (when the same named Enum appears in different modules)
-     and we can't fix.
-     StackOverflow seems also to be preventing linkcheck -- check manually every once in
-     a while, but looking good May 2025.
-     Ignore the errors at the end if everything looks good.
+8. run documentation/make.py linkcheck  [*]
+     some persistent errors that actually work are in the conf.py file under linkcheck_ignore
 9. run documentation/make.py   [*]
 
 [*] you will need sphinx, Jupyter (pip or easy_install), markdown, and pandoc (.dmg) installed
 
 10. move music21 documentation/build/html to music21.org/music21docs/
-    via Amazon S3 (contact MSAC for authentication if need be)
+    via Amazon S3 (contact MSAC for authentication if need be) (MSAC has a program:
+    combine_sync/deploy.py that will do this automatically.
 
 11. zip up documentation/build/html and get ready to upload/delete it (you can put on your
     desktop or wherever you like).
-    Rename to music21.v.9.5.0-docs.zip (skip for Alpha/Beta)
+    Rename to music21-9.5.0-docs.zip (skip for Alpha/Beta)
 
 12. From the music21 main folder (not subfolder) run "hatch build" --
     requires hatch to be installed "pip install hatch" -- brew version of hatch
@@ -64,7 +58,8 @@
     This builds the dist/music21-9.3.0.tar.gz and dist/music21-9.3.0-py3-none-any.whl
     files.  That used to be what *this* script did, but now hatch does it better!
 
-13. Run this (dist.py) file: it builds the no-corpus version of music21.  (need Python 3.12 or higher)
+13. Run this (dist.py) file: it builds the no-corpus version of music21.
+    (need Python 3.12 or higher)
     DO NOT RUN THIS ON A PC or the Mac .tar.gz might have an incorrect permission if you do.
 
 14. PR and Commit to GitHub at this point w/ commit comment of the new version,

diff --git a/documentation/source/about/about.rst b/documentation/source/about/about.rst
@@ -79,7 +79,7 @@ working on other music and technology projects, in particular:
 .. _David Huron: https://music.osu.edu/people/david-huron
 .. _Humdrum: https://www.humdrum.org
 .. _Michael Good: https://www.musicxml.com
-.. _Center for Computer-Assisted Research in the Humanities: http://www.ccarh.org/
+.. _Center for Computer-Assisted Research in the Humanities: https://www.ccarh.org/
 
 Contributors
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -146,7 +146,7 @@ to this project.  Their contributions and generosity are greatly appreciated.
 .. _Laura E. Conrad: http://www.serpentpublications.org/drupal7/
 .. _MuseScore: https://musescore.com/
 .. _Bryen Travis: http://www.bachcentral.com/
-.. _Ewa Dahlig-Turek: http://www.esac-data.org
+.. _Ewa Dahlig-Turek: https://www.esac-data.org
 .. _Seymour Shlien: https://ifdo.ca/~seymour/runabc/esac/esacdatabase.html
 .. _Manuel Op de Coul: https://www.huygens-fokker.org/scala
 .. _John Chambers: http://trillian.mit.edu/~jc/music/book

diff --git a/documentation/source/about/applications.rst b/documentation/source/about/applications.rst
@@ -16,54 +16,55 @@ The following papers and publications make extensive use of `music21`. Start her
 Cuthbert, Michael Scott Cuthbert and Christopher Ariza. 2010. "`music21`: A
 Toolkit for Computer-Aided Musicology and Symbolic Music Data." In
 *Proceedings of the International Society for Music Information Retrieval*.
-https://www.academia.edu/243058/music21_A_Toolkit_for_Computer_Aided_Musicology_and_Symbolic_Music_Data
+https://www.trecento.com/research/Cuthbert_Ariza_Music21_ISMIR_2010.pdf
 
 
 Then continue with:
 
 Church, Maura and Michael Scott Cuthbert. 2014. "Improving Rhythmic
 Transcriptions via Probability Models Applied Post-OMR." In *Proceedings of the
 International Society for Music Information Retrieval*.
-https://www.academia.edu/7709124/Improving_Rhythmic_Transcriptions_via_Probability_Models_Applied_Post_OMR
+https://www.trecento.com/research/Church_Cuthbert_OMR.pdf
 
 Cuthbert, Michael Scott, Beth Hadley, Lars Johnson, and Christopher Reyes. 2012.
 "Interoperable Digital Musicology Research via `music21` Web Applications."
 From *Joint CLARIN-D/DARIAH Workshop at Digital Humanities Conference Hamburg*.
-https://www.academia.edu/1787946/Interoperable_Digital_Musicology_Research_via_music21_Web_Applications
+https://www.trecento.com/research/Cuthbert_Hadley_Johnson_Reyes_Music21_SOA.pdf
 
 Cuthbert, Michael Scott, Chris Ariza, Jose Cabal-Ugaz, Beth Hadley, and Neena Parikh. 2011.
 "Hidden Beyond MIDI’s Reach:Feature Extraction and Machine Learning with Rich Symbolic Formats
 in `music21`" In *Proceedings of the Neural Information Processing Systems Conference*.
-https://www.academia.edu/1256513/Hidden_Beyond_MIDI_s_Reach_Feature_Extraction_and_Machine_Learning_with_Rich_Symbolic_Formats_in_music21
+https://www.trecento.com/research/Cuthbert_Ariza_Cabal-Ugaz_Hadley_Parikh-Hidden-NIPS2011.pdf
 
 Cuthbert, Michael Scott, Chris Ariza, and Lisa D. Friedland. 2011. "Feature Extraction and
 Machine Learning on Symbolic Music using the `music21` Toolkit" In
 *Proceedings of the International Symposium on Music Information Retrieval*
-https://www.academia.edu/1256514/Feature_Extraction_and_Machine_Learning_on_Symbolic_Music_using_the_music21_Toolkit
+https://www.trecento.com/research/Cuthbert_Ariza_Friedland_Feature-Extraction_ISMIR_2011.pdf
 
 Jordi Barthomé Guillen and Michael Scott Cuthbert. 2011. "Score Following from
 Inaccurate Score and Audio Data using OMR and `music21`." In *Proceedings of the Neural
 Information Processing Systems Conference (Music and Machine Learning, Workshop 4*.
-https://www.academia.edu/1256512/Score_Following_from_Inaccurate_Score_and_Audio_Data_using_OMR_and_music21
+https://www.trecento.com/research/Bartolome-Guillen_Cuthbert_ScoreFollower.pdf
 
 Ariza, C. and Michael Scott Cuthbert. 2011. "The `music21` Stream: A New Object
 Model for Representing, Filtering, and Transforming Symbolic Musical
 Structures." In *Proceedings of the International Computer Music Conference*.
 San Francisco: International Computer Music Association, pp. 61-68.
 Available online at https://www.flexatone.net/static/docs/music21Stream.pdf
+and https://www.trecento.com/research/Ariza_Cuthbert_Stream_ICMC_2011.pdf
 
 Ariza, C. and Michael Scott Cuthbert. 2011. "Analytical and Compositional
 Applications of a Network-Based Scale Model in `music21`." In *Proceedings of the
 International Computer Music Conference*. San Francisco: International Computer
 Music Association, pp. 701-708. Available online at
 https://www.flexatone.net/static/docs/scaleNetwork.pdf
+and https://www.trecento.com/research/Ariza_Cuthbert_Scale_ICMC_2011.pdf
 
 Ariza, C. and Michael Scott Cuthbert. 2010. "Modeling Beats, Accents, Beams, and
 Time Signatures Hierarchically with `music21` Meter Objects." In *Proceedings of the
 International Computer Music Conference*. San Francisco: International Computer Music
 Association. 216-223. Available online at
-https://www.academia.edu/243059/Modeling_Beats_Accents_Beams_and_Time_Signatures_Hierarchically_with_music21_Meter_Objects
-
+https://www.trecento.com/research/Ariza_Cuthbert_Meter_ICMC_2010.pdf
 
 Future Goals and Potential Applications
 ---------------------------------------------------
@@ -93,7 +94,3 @@ interesting suggestions. To contact the authors, visit :ref:`about`.
 - Identify potential clefs for fragmentary Renaissance and Medieval pieces that are
   missing their clefs. (Use their staff-lines and minimizing number of melodic and
   harmonic tritones).
-
-
-
-
diff --git a/documentation/source/conf.py b/documentation/source/conf.py
@@ -236,6 +236,18 @@
 # latex_domain_indices = True
 
 
+# -- Options for linkcheck -----------------------------------------------------
+# requires downloading whole document, but also many anchors only load after
+# javascript these days.
+linkcheck_anchors = False
+
+linkcheck_ignore = [
+    r'http://www.musicxml.org/dtds/partwise.dtd',  # dtd is not a URL.
+    r'https://easyabc.sourceforge.net',  # works 2025-10
+    # does not find anchor immediately.  should wait longer
+    r'https://github.com/cuthbertLab/music21/blob/master/README.md#community-code-of-conduct',
+]
+
 # -- Options for manual page output --------------------------------------------
 
 # One entry per manual page. List of tuples

diff --git a/music21/_version.py b/music21/_version.py
@@ -50,7 +50,7 @@
 '''
 from __future__ import annotations
 
-__version__ = '9.7.2a4'
+__version__ = '9.9.0'
 
 def get_version_tuple(vv):
     v = vv.split('.')

diff --git a/music21/base.py b/music21/base.py
@@ -27,7 +27,7 @@
 <class 'music21.base.Music21Object'>
 
 >>> music21.VERSION_STR
-'9.7.2a4'
+'9.9.0'
 
 Alternatively, after doing a complete import, these classes are available
 under the module "base":

diff --git a/music21/corpus/_metadataCache/core.p.gz b/music21/corpus/_metadataCache/core.p.gz
diff --git a/music21/corpus/essenFolksong/license.txt b/music21/corpus/essenFolksong/license.txt
@@ -2,7 +2,6 @@
 # Name:         corpus/essenFolksong/license.txt
 # Purpose:      The music21 creators assume no copyright or change in licensing
 #               for content distributed in the corpus.
-#
 #-------------------------------------------------------------------------------
 
 The legal status of the Essen folksong database is unclear, as the data has been input by many people.
@@ -13,7 +12,7 @@ The project was taken over by Prof. AMU Dr. Habil. Ewa Dahlig-Turek, who has giv
 for non-commercial distribution and use of these files in music21.
 
 Information on the original EsAC encodings can be found here:
-http://www.esac-data.org
+https://www.esac-data.org
 
 The files distributed with music21 are ABC encodings, created by Seymour Schlien, and
 distributed with music21 by his permission.

diff --git a/music21/musedata/__init__.py b/music21/musedata/__init__.py
@@ -44,8 +44,8 @@
 environLocal = environment.Environment('musedata')
 
 # for implementation
-# see http://www.ccarh.org/publications/books/beyondmidi/online/musedata/
-# and http://www.ccarh.org/publications/books/beyondmidi/online/musedata/record-organization/
+# see https://www.ccarh.org/publications/books/beyondmidi/online/musedata/
+# and https://www.ccarh.org/publications/books/beyondmidi/online/musedata/record-organization/
 
 
 # ------------------------------------------------------------------------------