No known security advisories.
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
invisible-watermark has 229K monthly downloads and 2K GitHub stars. Version 0.2.0 supports Python 3.6+, first published in 2021.
It is showing limited recent maintenance under a permissive license, last released in Jul 2023.
It is built on top of numpy, opencv-python and pillow. It is used by 11 tracked packages, including sdkit, ayase and vision-unlearning.
GitHub topics include blind-watermark and image-watermark.
Package Insights
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
20
Popularity
68
Adoption
73
Community
15
Provenance
0
How the maintenance status was determined
Last commit
1047 days ago
Monthly downloads
229,063
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
229,063
Stars
1,947
Stars per 1k downloads
8.50
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
8,041
Month daily avg
7,635
Momentum
+5.3%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100Python version support tiers
requires_python
>=3.6
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
MIT License
•
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
1097 days ago
Total releases
7
Releases/year
1.3
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
4
Monthly downloads
229,063
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
36
Issue Burden
14.4
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
2.3%
contrib / forks
Stale Release
No
PR Velocity
Active
Weekly Downloads
GitHub Stars
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
4.6K
Windows
1.9K
macOS
177
Python Versions
3.10
43.5%
2.8K
3.12
35.0%
2.3K
3.11
15.5%
1.0K
3.13
3.7%
236
3.14
2.4%
157
Top Countries
1.
US
3.8K
US
2.
JP
374
JP
3.
SG
302
SG
4.
KR
173
KR
5.
DE
158
DE
6.
NL
149
NL
7.
RU
132
RU
8.
GB
96
GB
9.
FR
92
FR
10.
HK
88
HK
Dependencies
5
- numpy >=1.17.0
- opencv-python >=4.1.0.25
- pillow >=6.0.0
- pywavelets >=1.1.1
- torch
GitHub Topics
Tags from the package's GitHub repository describing what it does.
Package Information
License
MIT License
First Release
January 30, 2021
Last Release
3 years ago
Last Commit
2 years ago
Latest Version
0.2.0
Total Releases
7
Contributors
4
Open PRs
5
Archived
No
Author
Qingquan Wang
Python Versions
3
Wheels
py3
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh