Download of NyARTransMat C version for original ARToolKit 0.39.3.20080526 (NyARTransMat_C_version-0.39.3.20080526.zip: 21,896 octetos) will begin shortly. If not so, click NyARTransMat_C_version-0.39.3.20080526.zip.
NyARToolKit has been moved to github.