crcc

C and Python (ctypes/cffi-based) CRC calculations module.

Overview

TBD…

PyPI record.

Documentation.

Usage

TBD…

Installation

Prerequisites:

Python 3.11 or higher
- https://www.python.org/
pip
- https://pypi.org/project/pip/

To install run:

python -m pip install --upgrade crcc

Development

Prerequisites:

Development is strictly based on nox. To install it run:
```
python -m pip install --upgrade nox
```

Visit Development page.

Installation from sources:

clone the sources:

git clone https://github.com/karpierz/crcc crcc

and run:

python -m pip install ./crcc

or on development mode:

python -m pip install --editable ./crcc

License

Copyright (c) 1994-2026 Adam Karpierz

Licensed under the zlib/libpng License

https://opensource.org/license/zlib

Please refer to the accompanying LICENSE file.

Authors

Adam Karpierz <adam@karpierz.net>

Sponsoring

If you would like to sponsor the development of this project, your contribution is greatly appreciated.

As I am now retired, any support helps me dedicate more time to maintaining and improving this work.

Donate

Metadata

Release files for crcc 2.5.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for crcc 2.5.1
File	Size	Uploaded
crcc-2.5.1.tar.gz	23.8 kB	Oct 8, 2026	Details

Built distributions (wheels)

Table of built distributions (wheels) for crcc 2.5.1
File	Interpreter	ABI	Platform	Reset
crcc-2.5.1-pp312-pypy312_pp80-win_amd64.whl 21.6 kB Oct 8, 2026	PyPy 3.12	PyPy 3.12 8.0	Windows x86-64	Details
crcc-2.5.1-pp311-pypy311_pp80-win_amd64.whl 21.6 kB Oct 8, 2026	PyPy 3.11	PyPy 3.11 8.0	Windows x86-64	Details
crcc-2.5.1-graalpy313-graalpy253_313_native-win_amd64.whl 26.8 kB Oct 8, 2026	graalpy313	graalpy253 313 native	Windows x86-64	Details
crcc-2.5.1-cp315-cp315-win_amd64.whl 22.2 kB Oct 8, 2026	CPython 3.15	CPython 3.15	Windows x86-64	Details
crcc-2.5.1-cp314-cp314-win_amd64.whl 22.2 kB Oct 8, 2026	CPython 3.14	CPython 3.14	Windows x86-64	Details
crcc-2.5.1-cp313-cp313-win_amd64.whl 21.7 kB Oct 8, 2026	CPython 3.13	CPython 3.13	Windows x86-64	Details
crcc-2.5.1-cp312-cp312-win_amd64.whl 21.7 kB Oct 8, 2026	CPython 3.12	CPython 3.12	Windows x86-64	Details
crcc-2.5.1-cp311-cp311-win_amd64.whl 22.0 kB Oct 8, 2026	CPython 3.11	CPython 3.11	Windows x86-64	Details

Total release size: 203.6 kB

Release files / crcc-2.5.1.tar.gz

Download URL	crcc-2.5.1.tar.gz
Size	23.8 kB
Tags	Source
SHA-256 checksum How to use checksums	`1669554b89365f35b3e35cc73e1247315c439fe081bca49231ce3d11d35918fc`
BLAKE2b-256 checksum How to use checksums	`8b2bee0440ba9c2779ff58a7636c98f19b335d5c36c5b4f9cf6c8a94cd6b8eb5`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-pp312-pypy312_pp80-win_amd64.whl

Download URL	crcc-2.5.1-pp312-pypy312_pp80-win_amd64.whl
Size	21.6 kB
Tags	PyPy 3.12 PyPy 3.12 8.0 Windows x86-64
SHA-256 checksum How to use checksums	`64d8764ad6471618d1219480cc31288339af12b697f5489fa08ec957a8d073bb`
BLAKE2b-256 checksum How to use checksums	`bd08cb3e983a35faa27b3f6c4ba943d9b8ee52d2502d4d73884cfb57e33aba58`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-pp311-pypy311_pp80-win_amd64.whl

Download URL	crcc-2.5.1-pp311-pypy311_pp80-win_amd64.whl
Size	21.6 kB
Tags	PyPy 3.11 PyPy 3.11 8.0 Windows x86-64
SHA-256 checksum How to use checksums	`eca127f791dd137f1e4a22170ebb4acd56d6fe4ba1f7bc7fc71ea243ca78aec2`
BLAKE2b-256 checksum How to use checksums	`5fed6ad78ac035ecab26971d5b5573f8529ddc34e6bc19f260b183a911f4f2b4`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-graalpy313-graalpy253_313_native-win_amd64.whl

Download URL	crcc-2.5.1-graalpy313-graalpy253_313_native-win_amd64.whl
Size	26.8 kB
Tags	Windows x86-64 graalpy253 313 native graalpy313
SHA-256 checksum How to use checksums	`0a0260833f7e4e85c6559f4b17e9fac3171901c8764c40151a0b2e7fcc131822`
BLAKE2b-256 checksum How to use checksums	`f8544bfa37da092158d588d9f5092c584a4299220dcf55044c7e139fd8c9a4c7`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-cp315-cp315-win_amd64.whl

Download URL	crcc-2.5.1-cp315-cp315-win_amd64.whl
Size	22.2 kB
Tags	CPython 3.15 Windows x86-64
SHA-256 checksum How to use checksums	`427660b4a778e5142f7f94ffdfb232c965c607d3d4c7f8ed233acb24209b1fea`
BLAKE2b-256 checksum How to use checksums	`ad622e81ffbbcea456d9c08f8b96168e5c51bf3c28b967d8025d59526efc1150`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-cp314-cp314-win_amd64.whl

Download URL	crcc-2.5.1-cp314-cp314-win_amd64.whl
Size	22.2 kB
Tags	CPython 3.14 Windows x86-64
SHA-256 checksum How to use checksums	`8402ca029d65e4d0830e39019c4d0d013e6d396eff0e860d1917f2c6afdb96f3`
BLAKE2b-256 checksum How to use checksums	`da09cd5c17e9e94180c0cdb67235e605336c7953a53eff218e6bfa1187c36400`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-cp313-cp313-win_amd64.whl

Download URL	crcc-2.5.1-cp313-cp313-win_amd64.whl
Size	21.7 kB
Tags	CPython 3.13 Windows x86-64
SHA-256 checksum How to use checksums	`7bda846edd13a2f3ce6592a761ca41dbfc8b7fed0d44a22a47b5257208694c61`
BLAKE2b-256 checksum How to use checksums	`b4d49604893be4362f44b226e2b22bf393444c69ad5c7c54609f9f4d3f1fa50b`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-cp312-cp312-win_amd64.whl

Download URL	crcc-2.5.1-cp312-cp312-win_amd64.whl
Size	21.7 kB
Tags	CPython 3.12 Windows x86-64
SHA-256 checksum How to use checksums	`c831b190bbb50dbfc4b51dffa0225ad243338e353d1fa1c37a5df771ff0c6eb6`
BLAKE2b-256 checksum How to use checksums	`7044b1e6a54c98f814d6547a2add91850f3f5eddd381d032e0e6b49a692dc5a9`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`

Release files / crcc-2.5.1-cp311-cp311-win_amd64.whl

Download URL	crcc-2.5.1-cp311-cp311-win_amd64.whl
Size	22.0 kB
Tags	CPython 3.11 Windows x86-64
SHA-256 checksum How to use checksums	`c15746c1e24c8c55604efa0069cdee4f784574efe1b18cfcabd2c04321af9139`
BLAKE2b-256 checksum How to use checksums	`f3314d23ff9434cb60bb07139606ecd33d73f714492b729a6acbd5c4190a8f54`
Upload date	Oct 8, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.14.8`