QNX 6.5 was designed for the late-2000s era:
QNX 6.5.0 ISO downloads are available through the QNX Download Center qnx 6.5 iso download
These sources are unofficial. Always verify the MD5/SHA checksums if possible to ensure the ISO hasn't been tampered with. 3. Critical Files You'll Need qnx 6.5 iso download
Do not try to install this on bare metal unless you have an old Core 2 Duo machine lying around. qnx 6.5 iso download