intbitset
Source code: http://github.com/inveniosoftware-contrib/intbitset/
pip install intbitset --index-url https://pypi.riseproject.dev/simple/
License: LGPL-3.0-or-later
Download files: intbitset-v4.1.2-20260907131830
Patch applied for this version: https://github.com/riseproject-dev/python-wheels/tree/main/patches/intbitset/4.1.2