Java 25 helpers for collections: lists that stay unique or sorted, sets that keep their order or an index, factories and utilities for lists, sets, maps and arrays, sorted and indexed Properties, iterators over arrays. Coverage and mutation thresholds enforced in CI, mutation tested with PIT, reproducible builds on Maven Central.
java map list mutation-testing iterator properties collections arrays java-library pitest jpms reproducible-builds sets maven-central sorted-properties insertion-order unique-list sorted-list java-25 collection-utils
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Updated
Nov 6, 2026 - Java