tˈɔːɹɾəs ˌɛsvˌiːˈɛn ɪz ɐ səbvˈɜːʒən klˈaɪənt, ˈɪmplɪməntᵻd æz ɐ mˈaɪkɹəsˌɑːft wˈɪndoʊz ʃˈɛl ɛkstˈɛnʃən, ðæt hˈɛlps pɹˈoʊɡɹæmɚz mˈænɪdʒ dˈɪfɹənt vˈɜːʒənz ʌvðə sˈoːɹs kˈoʊd fɔːɹ ðɛɹ pɹˈoʊɡɹæmz.
TortoiseSVN is a Subversion client, implemented as a Microsoft Windows shell extension, that helps programmers manage different versions of the source code for their programs.