Thank you for your interest in Open Inventor by FEI.

Evaluation versions include full access to our technical support and product experts.

To get access to the download links and evaluation keys, please first fill in the below form ↓, and select the development language for which you would like to get a trial version:

IMPORTANT: FEI does not necessarily grant evaluation licenses of its software product when the request is sent from a personal e-mail address or a web-based email client address that does not show your industrial or academic affiliation (,, etc.).
Unless you have already personally provided detailed information to your FEI representative, evaluation licenses will be delivered ONLY if you have duly provided ALL the information below:

  • Your complete (first and last) name
  • Your commercial or academic affiliation
  • Your geographic area
  • A brief description of the project and context in which you intend to use Open Inventor

Note that Open Inventor is a commercial software product. It is neither freeware nor shareware. Please make sure that your organization is prepared to purchase a license before entering into a serious evaluation.