BETAmodules.com is in beta — open to partnerships & joint ventures.Build with us

Home Search Compare Equivalents

One search box and one honest, consistent read on every open-source library — across every ecosystem.

npmPyPIcrates.ioRubyGemsGoMavenNuGet

Discover

Tools

Compare Equivalents

Data

deps.dev OSV advisories npm registry PyPI

About

Methodology Partner with us

© 2026 Modules · A precision instrument for picking dependencies.Data refreshed continuously from public registries, deps.dev & OSV

cross-ecosystem search · live

Results for system.collections.immutable

Couldn’t reach the registries

Something went wrong fetching results for “system.collections.immutable”. Try again in a few seconds.