Package Health

effect

The missing standard library for TypeScript, for writing production-grade software.

Latest 3.21.2NPMNPM

88%

Total Score

Maintainer Stability
Maintainer Stability
Assesses the consistency and reliability of package maintainers

41

Dependencies
Dependencies
Evaluates the health and security of package dependencies

100

Maturity
Maturity
Indicates package age, release frequency, and adoption metrics

100

Supply Chain
Supply Chain
Evaluates supply chain security practices and risks

100

Attestations
Attestations
Measures the presence and validity of package attestations and signatures

100

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Vulnerabilities

TitleVersionsSeverity
CVE-2026-32887
effect is vulnerable to Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in versions 0.0.0 - 3.20.0.
0.0.0 - 3.20.0
High
AIKIDO-2025-10095 Pre-CVE
Found by Aikido Intel before public disclosure or CVE publication.
effect is vulnerable to Uncaught Exception in versions 2.0.0 - 3.12.11.
2.0.0 - 3.12.11
Low
CVE-2020-7624
effect is vulnerable to Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in versions 0.0.0 - 1.0.4.
0.0.0 - 1.0.4
Critical

Package versions

Direct Dependencies

DependencyLast ReleaseScore
fast-check
Version ^3.23.1
@standard-schema/spec
Version ^1.0.0

Weekly Downloads

Info

Last Published
1 month ago
Created
3 years ago
Unpacked Size
25.9 MB