What is j-core?

J-core is an open-source CPU core, with the code and documentation freely available to the public. It is designed to be simple, quick, and low-cost while still offering high performance, making it ideal for use in various applications such as embedded systems, automotive, and IoT. J-core is based mainly on the SuperH ISA, which is a RISC-based architecture that prioritizes efficient data processing. The development of J-core is guided by a community, and any developer can join and contribute to the continued improvement of the CPU core. With its robust features, powerful performance, and free availability, J-core is rapidly gaining popularity in many fields.