Easy-to-use Navigator 2.0 router for web, mobile and desktop. URL-based routing, simple navigation of tabs and nested routes.

Dart Package: Immutable lists, sets, maps, and multimaps, which are as fast as their native mutable counterparts. Extension methods and comparators for native Dart collections.

💊 Result Type for Dart represents either a success or a failure, including an associated value in each case.

Extension type based invariant versions of collection types.