dev-haskell / categories categories The Categories package authored by Edward Kmett homepage ↗ Available in OverlayNewestEbuildsLast activity haskell GitHub ↗ 1.0.7-r1 1 2 d details › Versions & arches VersionOverlay amd64 Committed 1.0.7-r1 ≈ haskell ◐amd64 testing 6 mo view · download · history ↗ Use flags of 1.0.7-r1 optimize Enable optimizations