Brad Linder<p>This open source Raspberry Pi HAT adds a microSD Express card reader for PCIe SSD-like speed (read speed anyway, write is less impressive). MicroSD Express cards are expensive & rare though, so this board won't be mass produced, but you can make your own from the designs. <a href="https://www.cnx-software.com/2025/07/28/raspberry-pi-5-gets-a-microsd-express-hat/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">cnx-software.com/2025/07/28/ra</span><span class="invisible">spberry-pi-5-gets-a-microsd-express-hat/</span></a> <a href="https://fosstodon.org/tags/RaspberryPi" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RaspberryPi</span></a> <a href="https://fosstodon.org/tags/MicroSDExpress" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MicroSDExpress</span></a></p>