No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
colour-science has 499K monthly downloads and 3K GitHub stars. Version 0.4.7 supports Python <3.15,>=3.11, first published in 2014.
It is actively maintained under a permissive license, last released in Dec 2025.
It is built on top of numpy. It is used by 64 tracked packages, including colour-demosaicing, enody and spectral-film-lut.
GitHub topics include color, color-science and color-space.
Package Insights
Package Risks
- No releases in 203 days despite active commits
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
90
Popularity
72
Adoption
76
Community
70
Provenance
0
How the maintenance status was determined
Last commit
9 days ago
Monthly downloads
499,491
•
Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
499,491
Stars
2,614
Stars per 1k downloads
5.23
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
•
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
17,002
Month daily avg
16,650
Momentum
+2.1%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
<3.15,>=3.11
Cutting Edge
Minimum supported version is 3.12 or newer
•
Modern
Minimum supported version is 3.9, 3.10, or 3.11
Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
BSD-3-Clause
•
Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
212 days ago
Total releases
25
Releases/year
2.1
Rapid
Last release within 365 days and > 12 releases/year
•
Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
54
Monthly downloads
499,491
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
•
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
81
Issue Burden
31.4
per 1k stars
Discussions
99.5
per 1k stars
Fork Ratio
18.8%
contrib / forks
Stale Release
203d
PR Velocity
Quiet
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
8.0K
Windows
4.5K
macOS
383
Python Versions
3.12
49.4%
6.3K
3.13
20.6%
2.6K
3.11
14.5%
1.9K
3.10
9.2%
1.2K
3.14
6.3%
805
Top Countries
1.
US
5.4K
US
2.
SG
770
SG
3.
JP
632
JP
4.
DE
560
DE
5.
GB
442
GB
6.
KR
402
KR
7.
CA
393
CA
8.
CN
351
CN
9.
SE
247
SE
10.
HK
243
HK
Dependencies
1
- numpy <3,>=2.0.0
16 optional dependencies
- biblib-simple[docs]
- imageio[optional]
- matplotlib[optional]
- networkx[optional]
- opencolorio[optional]
- openimageio[optional]
- pandas[optional]
- pydata-sphinx-theme[docs]
- pydot[optional]
- restructuredtext-lint[docs]
- scipy[optional]
- sphinx[docs]
- sphinxcontrib-bibtex[docs]
- tqdm[optional]
- trimesh[meshing]
- xxhash[optional]
Used By
64
- colour-demosaicing
- enody
- spectral-film-lut
- colour-checker-detection
- ayase
- imswitchuc2
- phenotypic
- image2image-reg
- xdat
- colour-datasets
- valis-wsi
- arcadia-microscopy-tools
- diffinytrace
- omnipose
- rpi-ctt
- colorcorrectionpipeline
- senko
- colormap-complex
- microfading
- jpcm
- tobes-ui
- digichem-core
- colour-hdri
- camera-match
- hdr-conversion
- napari-sediment
- dataset-image-converter
- lensepy
- truecolorhsi
- nemoview
- ammico
- colour-specio
- autoinsight
- perception-model
- colour-of-molecule
- nersemble-data
- sentinel-toolkit
- rainbow-connection
- apple-hdr-heic
- color-correction
- prev-gen
- bivario
- hdrviz
- color-correction-asdfghjkl
- pygus-bio
- palettesnap
- colorcorrectionml
- colorchecker2cielab
- lensepy-app
- colour-workbench
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
BSD-3-Clause
First Release
September 2, 2014
Last Release
7 months ago
Last Commit
1 week ago
Latest Version
0.4.7
Total Releases
25
Contributors
54
Open PRs
12
Archived
No
Python Versions
3
Wheels
py2
py3
Keywords
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh