NeatTools is an object oriented visual programming application which allows users to create data flow networks, read sensors, and display and log data. See http://neattools.org and http://www.neattools.org/wiki for more information.
m4-la is a Logic Analyzer written in VHDL for the Xilinx ML403 Development board featuring the Virtex4 FPGA. The user interface is written in C for Windows32 based platforms. Xilinx ISE and EDK tools compile the VHDL and MS Visual Studio compiles the UI.