Contributor concentration (all-time)
Contribution: 80.8 / 100
Top contributor authored 78.5% of all-time commits (distinct contributors: 8).
tzdata
PYPI · mapping confidence high (90 pts)
Risk 4.2
Importance 20.8
Fragility 20.2
Confidence medium
Fragility evidence
Contributor concentration (last 365d)
Contribution: 59.0 / 100
Top contributor authored 65.4% of commits over the last 365 days (unique contributors: 6).
OpenSSF Scorecard
Contribution: 46.0 / 100
OpenSSF Scorecard aggregate score: 5.4 / 10.
Release cadence decay
Contribution: 33.3 / 100
2 releases in the last 365 days vs 3 in the prior 365 days.
Release recency
Contribution: 0.0 / 100
-4 days since latest release.
Commit recency
Contribution: 0.0 / 100
17 days since last commit on default branch.
Issue responsiveness
Contribution: 0.0 / 100
Fewer than 5 eligible issues in the last 180 days; signal skipped.
Repository mapping
- Repository
- https://github.com/python/tzdata
- Registry
- https://pypi.org/project/tzdata/
- Confidence points
- 90 pts (high)
- Rationale
-
- registry_repo_url_resolves(+40)
- homepage_resolves_same_repo(+10)
- deps_dev_source_repo_match(+20)
- openssf_scorecard_present(+10)
- repo_owner_matches_publisher(+10)
Timeline
- First release
- 2016-08-20
- Latest release
- 2026-04-24
- Last commit
- 2026-04-03
- Archived
- No
- Deprecated
- No