The VITA Technologies 2021 Application Guide showcases technologies and products based on VITA standards. Articles in this issue:
  - VPX and OpenVPX: Design aspects of enclosure technology
 
  - Advancing electronic packaging with optics gives VPX a 450% bandwidth boost
 
  - Can you really simulate an FPGA device?
 
  - VPX performance boost
 
  - VITA Standards Organization activity updates