PyRank
titusz

jcs

JCS - JSON Canonicalization for Python 3
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

jcs has 1.3M monthly downloads and 5 GitHub stars. Version 0.2.1 supports Python 3.6.2+, first published in 2021.

It is showing limited recent maintenance under a permissive license, last released in Apr 2022.

It is used by 58 tracked packages, including inngest, iscc-schema and coreason-runtime.

Downloads
Day
36.5K
Week
274.9K
Month
1.3M
Stars
5
Forks
1
Issues
1
Version
0.2.1

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
10
Popularity
13
Adoption
60
Community
20
Provenance
0
How the maintenance status was determined
Last commit
1548 days ago
Monthly downloads
1,334,843
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
1,334,843
Stars
5
Stars per 1k downloads
0.00
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
39,267
Month daily avg
44,495
Momentum
-11.7%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.6.2
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
Apache-2.0
• 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
1548 days ago
Total releases
3
Releases/year
0.7
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
1
Monthly downloads
1,334,843
• 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
5
 
Issue Burden
-
per 1k stars
Discussions
-
per 1k stars
Fork Ratio
100.0%
contrib / forks
Stale Release
No
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 21.1K
Windows 87
macOS 60

Python Versions

3.12
64.9% 13.1K
3.11
16.3% 3.3K
3.13
9.7% 2.0K
3.14
7.5% 1.5K
3.10
1.5% 312

Top Countries

1. US US
18.8K
2. JP JP
623
3. DE DE
311
4. NL NL
289
5. FR FR
268
6. BE BE
164
7. IN IN
130
8. AU AU
104
9. IE IE
97
10. SG SG
65

Package Information

License
Apache-2.0
First Release
December 26, 2021
Last Release
4 years ago
Last Commit
4 years ago
Latest Version
0.2.1
Total Releases
3
Contributors
1
Open PRs
0
Archived
No
Author
titusz
Python Versions
3 3.7 3.8 3.9 3.10
Wheels
py3
Keywords
jcs json canonicalization deterministic serialization hash
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links