Contributor concentration (last 365d)
Contribution: 78.1 / 100
Top contributor authored 76.9% of commits over the last 365 days (unique contributors: 17).
attrs
PYPI · mapping confidence high (70 pts)
Risk 10.2
Importance 45.0
Fragility 22.6
Confidence medium
Fragility evidence
Contributor concentration (all-time)
Contribution: 77.8 / 100
Top contributor authored 76.7% of all-time commits (distinct contributors: 186).
Release cadence decay
Contribution: 66.7 / 100
2 releases in the last 365 days vs 6 in the prior 365 days.
OpenSSF Scorecard
Contribution: 9.0 / 100
OpenSSF Scorecard aggregate score: 9.1 / 10.
Release recency
Contribution: 0.0 / 100
32 days since latest release.
Commit recency
Contribution: 0.0 / 100
4 days since last commit on default branch.
Issue responsiveness
Contribution: 0.0 / 100
Median first maintainer response: 3.2 days on 14 issues.
Repository mapping
- Repository
- https://github.com/python-attrs/attrs
- Registry
- https://pypi.org/project/attrs/
- Confidence points
- 70 pts (high)
- Rationale
-
- registry_repo_url_resolves(+40)
- deps_dev_source_repo_match(+20)
- openssf_scorecard_present(+10)
Timeline
- First release
- 2015-02-21
- Latest release
- 2026-03-19
- Last commit
- 2026-04-16
- Archived
- No
- Deprecated
- No