PyPI Stats
icaros-usc

ribs

A bare-bones Python library for quality diversity optimization.
PyPI GitHub

Shared Repository

This package shares its GitHub repository (icaros-usc/pyribs) with 1 other package. Stars, forks, and other GitHub metrics reflect the entire repository.
Downloads
Day
393
Week
973
Month
4.4K
Stars
260
Forks
46
Issues
10
Version
0.10.0

Package Insights

What's this?
Score breakdown - each component scores 0–100, weighted by percentage
Maintenance
100
Popularity
50
Adoption
36
Community
50
How the maintenance status was determined
Last commit
2 days ago
Monthly downloads
4,383
• 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
4,383
Stars
260
Stars per 1k downloads
59.32
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
139
Month daily avg
146
Momentum
—
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Momentum not reported for packages with < 5,000 monthly downloads — percentages are noisy at low volume.
Python version support tiers
requires_python
>=3.10.0
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
• 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
28 days ago
Total releases
23
Releases/year
4.1
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
22
Monthly downloads
4,383
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
53
 
Issue Burden
38.5
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
47.8%
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 49
Windows 6
macOS 4

Python Versions

3.13
54.1% 20
3.12
35.1% 13
3.11
5.4% 2
3.14
5.4% 2

Top Countries

1. US US
48
2. TR TR
6
3. FR FR
2
4. JP JP
2
5. SE SE
2
6. CA CA
1

Package Information

License
MIT
First Release
September 12, 2020
Last Release
4 weeks ago
Last Commit
2 days ago
Latest Version
0.10.0
Total Releases
23
Contributors
22
Open PRs
3
Archived
No
Python Versions
3 3.10 3.11 3.12 3.13 3.14
Keywords
ribs quality diversity optimization
Topics
quality-diversity artificial-intelligence python optimization openai-gym evolutionary-computation deep-learning evolutionary-algorithms cma-es map-elites llms
Tracking Since
January 6, 2026
Data Updated
May 3, 2026
Data Freshness
Fresh

Links