I have used the JTAG on the EBAZ board to inject FPGA images. To do this I use a homebrew USB to JTAG "dongle" made from a Pi Pico board. The board itself costs $4, so it is almost certainly the cheapest option available.
My pico runs "xvc-pico" where XVC is "Xilinx Virtual Cable".
Tom's Computer Info / [email protected]