Extension Description Author File / Link
3d2 Stereo CAD-3D 2.0 Communication Pipeline Specification Tom Hudson Download
3dm Rhinoceros 3DM information and code Robert McNeel & Assoc. Link
3dmf 3D Metafile Format Apple Download
3ds The Unofficial 3DStudio 3DS File Format v1.0 Jeff Lewis Download
3D Studio File Format v0.93 Martin van Velsen/Robin Fercoq/Jim Pitts Download
3D Studio File Format Information and Splines & Quaternions Jochen Wilhelmy Download
3DS File Format Reader in C++ with Documentation Andrea Ingegneri Deprecated resource Link
3dx 3DX File Format Luis Muniz Download
669 The 669 and Extended 669 File Formats Prime/Inertia Download
7z 7Zip LZMA Compression SDK Igor Pavlov Link
8svx 8SVX Sample Files Robert M. Templeton Download
8SVX Sourcecode Robert M. Templeton Download