HydraBus boards are now back in stock (with same price as before) and new features:

• New PCB v1.0 Rev1.2+ (add capacitor for MicroSD +3V3 for even more stable supply for big microSD/SDIO …)
• Replaced MCU STM32F405 by STM32F415 with hardware cryptographic acceleration for:
  • AES 128, 192, 256
  • Triple DES
  • HASH (MD5, SHA-1), and HMAC
• Added Clear laser-cut acrylic case with screws

For more details see https://hydrabus.com/buy-online