The following languages now have Office 2013 Language Interface Packs available and the download locations are provided below.
You need at least a version of Office Home & Student 2013 (in any language) before you install the Office Language Interface Pack.
We also recommend if you are installing an Indic or East Asian LIP that you install the Windows Language Interface Pack in your language first.
For Windows 7 LIPs information please visit here.
For Windows 8 LIPs information please visit here.