2023.11

• Initial support for longer alternate locations
• Added some support functions for quantum refinement
• Bug fixes and improvements to cctbx.HKLviewer
• Improved handling of rotable hydrogens

2023.10

• Improvements to reduce2
• More improvements for handling long residue names
• Improvments to mosaic bulk solvent model
• Fixed bug in CCTBXParser that did not show one label being parsed
• Added option to customize DataManager PHIL in ProgramTemplate
• Initial support for Python 3.12

2023.9

• Added initial support for longer residue names
• Updated lists of modified amino and nucleic acids
• Generalized wilson_plot to neutron and elecron scattering tables

2023.8

• Added JSON output to MolProbity structure validation scripts
• Added support for segID when converting between PDB and mmCIF formats
• Fixed bug in CCTBXParser where a file could be processed more than once
• Reorganized restraints based on quantum mechanics

2023.7

• Initial support for handling longer residue names in mmCIF
• Improved handling of real-space maps with unexpected metadata for the
  origin and cell angles
• Improvements to reduce2 and probe2
• Reorganization of quantum mechanical restraints

2023.6

• Basic space group check when reading mmCIF
• Fix hybrid36 output in mmCIF
• Updates to lists of modified amino and nucleic acids
• DataManager updates for handling multiple uses (types) for generating fmodel

2023.5

• DataManager updates for handling multiple uses (types) of models and Miller arrays
• DataManager updates for handling priority of amplitudes and intensities
• Migration from using any_file when file type is already known
• Start checking atom names of non-standard amino acids

2023.4

• Prevent potenially large memory usage when trying to read reflection data
• CCTBXParser fix to properly re-raise an error when parsing PHIL
• DataManager fix for handling datatypes with parent classes
• Improved water picking
• Improved atom selections to handle more than 10k atoms

2023.3

• Bug fixes for RNA validation
• Improved handling of B and pLDDT values in mmtbx.process_predicted_model
• Bug fixes for validating C-beta deviations for D-amino acids
• Bug fixes and improvements to cctbx.HKLviewer

2023.2

• Improved modeling of histidine protonation states
• Improved tool for merging models
• Added resolution estimation for map docking (prepare_map_for_docking)
• Bug fixes and improvements to cctbx.HKLviewer