To summarize, there exists at least one person who wants to write their own tools, or at least use open source tools.<p>For at least this one person, downloading closed source software from the chip manufacturer is not satisfactory.<p>The comments also add that these downloads can be on the order of 8-20GB.<p>Has anyone ever wondered what is in those large binaries?<p>Does someone think the larger size somehow offers potentially more IP protection?<p>Does the FPGA utilities world have anything like teensy_loader_cli?  It&#x27;s about 28k.  Not limited to MS Windows.  Works with both BSD and Linux.