Yes, that's basically what this is. BUT, I've been using Logisim-Evolution, and it is very nice. An expansion of Logisim that, among other things, does VHDL/Ve

Yes, that's basically what this is. BUT, I've been using Logisim-Evolution, and it is very nice. An expansion of Logisim that, among other things, does VHDL/Verilog and supports a lot of FPGA boards.