proj4

npmv2.20.8

Proj4js is a JavaScript library to transform point coordinates from one coordinate system to another, including datum transformations.

License MITpermissive93 versions2 maintainers2 deps799,580 weekly dl
git://github.com/proj4js/proj4js
82
/ 100
Health
safe to use

[email protected] is safe to use (health: 82/100)

Health breakdown0 – 100
25/25
maintenance
14/20
popularity
25/25
security
15/15
maturity
3/15
community
Vulnerabilities
0
none known

Bundle & TypeScript

📦

Bundle Size

125.0 KBminified
40.7 KB gzipped
2 direct dependencies
ESMside effects
🌟

TypeScript

10/10typed
bundled

Health History

Dependency Tree

License Audit

Dependencies (2)
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First published · 2013-09-17T12:00:56.184Z

Last updated · 2026-04-06T09:06:11.575Z