/products/devtools/single-board-computers/b/blog/posts/parallax-releases-their-propeller-1-mcu-into-a-fully-open-source-platformParallax goes open source with both hardware and software for the Propeller 1 MCU (via Parallax )Parallax has followed suit with the likes of LEON, OpenRISC and LowRISC by making their octo-core MCU Propeller 1 SoC open source for both the hardware anen-USTelligent Community 12