invr

v0.2.3 Experimental

Declarative data validation engine using invariants executed on Polars DataFrames.

Apache-2.0 Edition 2024 MSRV 1.92.0

Data structures Database interfaces Science #data#invariants#polars#data-quality#data-validation

GitHub ↗ Docs ↗ crates.io ↗ Compare with…

Quick Verdict

✓Actively maintained (updated 54d ago)
!Pre-1.0: API may have breaking changes
✓Permissive license (Apache-2.0)

Security

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Downloads

Dependents

Releases

Size

54KB

Deep Insights

📉

Download decline

4 downloads in the last 30 days, down 85% from the previous period. May indicate migration to alternatives.

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 6/20

Reverse deps, ownership, ecosystem

Popularity 2/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days

0/day avg

Version Adoption

v0.2.3

60%

v0.2.1

40%

Release Timeline

2 releasessince 2026

2026

Less

Feature Flags

yamlpolars

README

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Maintainers

lsalenson

Dependencies

direct dependencies