It was added to the Glasgow Haskell Compiler version 6.4 as default package manager,  along GHC's internal manager ghc-pkg.
ɪt wʌz ˈædᵻd tə ðə ɡlˈæzɡoʊ hˈæskɛl kəmpˈaɪlɚ vˈɜːʒən sˈɪks.fˈoːɹ æz dᵻfˈɔlt pˈækɪdʒ mˈænɪdʒɚ,  ɐlˈɔŋ dʒˌiːˌeɪtʃsˈiːz ɪntˈɜːnəl mˈænɪdʒɚ dʒˌiːˌeɪtʃsˈiːpˌiːkˌeɪdʒˈiː.