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js-base64

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Yet another Base64 transcoder in pure-JS

2
Versions
BSD-3-Clause
License
No
Install Scripts
Missing
Provenance

Supply chain provenance

Status for the latest visible version.

No SLSA provenance npm registry signatures gitHead linked

Without SLSA provenance there is no cryptographic link between this tarball and the public source — the axios compromise (March 2026) relied on exactly this gap.

Maintainers

dankogai

Keywords

base64binary

Accepted risks

Findings the reviewer chose to accept rather than block on.

SourceRuleReasonAccepted byWhen
semgrep semgrep:base64-decode AI (semgrep): js-base64 is a Base64 codec library; Base64 decoding is its core purpose. These findings are inherent to the package's function and will never indicate malicious behavior here. ai

Versions (showing 2 of 2)

Version Deps Published
3.7.8 0 / 3
3.7.7 0 / 3

v3.7.7

1 finding
LOW No provenance attestation provenance

Package was published without Sigstore provenance. Only ~12% of npm packages have provenance, so this is common but not ideal.