Regarding Metavision SDK Versions (Paid and Free)

Prophesee's Metavision SDK is a software toolkit that can be used by purchasing our SilkyEvCam event camera and installing the plug-in files. (Download the plug-in files here)
The Metavision SDK comes in two versions: paid and free.

Announcement of Prophesee S.A. on October 7, 2025
https://www.prophesee.ai/2024/10/07/prophesee-introduces-metavision-sdk5-pro/

Information regarding the above from CenturyArks on October 11, 2025

version 5.x.x and later (Paid version)(Available from October 7, 2024)

• This version is for customers who have purchased our SilkyEvCam product and acquired a paid license.
• Licenses can be purchased directly from Prophesee or, within Japan, through the authorized distributor, Lester Co., Ltd. (https://www.restargp.com/).
• Supported OS for version 5.0.0/version 5.1.x: Windows 10 / Ubuntu 22 / Ubuntu 24
  *Support for Windows 11 is currently being evaluated for future versions.
• This is a commercial-grade license.
• Source code for all modules is provided.

version 4.6.2 (Free version)

• This applies to customers who have purchased our product SilkyEvCam.
• After registering as a user on Prophesee's website, a download link will be sent via email.
• version 4.6.2 (updated July 2, 2024) is the final version; no further updates are planned. Installed software can continue to be used as before. New installations are also possible. (As of December 25, 2025)
• Supported OS: Windows 10 / Ubuntu 20 / Ubuntu 22
• Source code is provided for some modules only.

For details on functional differences and support details between versions, please check the latest information on Prophesee's official website.
https://docs.prophesee.ai/stable/release_notes.html#v5-0-0-change-logs-07-10-2024

For Windows, the officially supported OS for the Metavision SDK is Windows 10 only. (As of December 25, 2025) However, it has been confirmed to function generally on Windows 11.