npm
8.3#1 in package managersFrom $7 a monthFree planLinuxmacOSWindows
Visitnpm vs opam
What both publish
| Fact | npm | opam |
|---|---|---|
| Dependency resolution | Yes | Yes |
| Free plan | Yes | Yes |
| Lockfile support | Yes | Yes |
| Offline installation | Yes | Yes |
| Package formats | package.json folders,gzipped tarballs,URLs,name@version,name@tag,Git URLs | opam package definition files and archives |
| Supported platforms | macOS,Windows,Linux,and other operating systems via Node.js installers or version managers | Linux,macOS,FreeBSD,OpenBSD,NetBSD,Windows |
npm plans
- FreeFree
- Paid user account$7 a month
- Pro$7 a month
- Teams$7 a month
opam plans
No prices published.
Pick npm if…
npm suits JavaScript developers who need to publish or install public packages, or manage private packages individually or in teams. It also supports workflows involving CI/CD and Docker.
Pick opam if…
opam suits OCaml developers who need dependency management, isolated compiler environments, lockfiles, or offline installation. It supports Linux, macOS, Windows, and BSD systems.