International Society of Biomechanics
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Journal of Applied Biomechanics

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Software Resources

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The C3D file format provides a common method of storing 3D and analog information in a file and is supported by many popular motion capture systems. The C3Dserver is a fully functional and free evaluation version of the Software Development Kit including complete VB and C++ source code examples for creating, reading and writing C3D files. More info at

archive Sample Gait Data (515 KB)

pdf File Format Manual (1.57 MB)

pdf C3D Server SDK (4.05 MB)