Proof of concept project that demonstrates how old FPGA boards can be reused for hash cracking purposes.
You can download it from the following link: https://packetstormsecurity.com/files/download/127661/descrypt-ztex-bruteforcer-master.zip
Source: https://packetstormsecurity.com/files/127661/DEScrypt-Ztex-Bruteforcer.html