usbpicprog

usbpicprog is an open source Microchip PIC programmer for the USB port. As the therm “open source” implies, the hardware design, the software and the firmware are all available for download free of charge.
Usbpicprog is an USB in circuit programmer for Microchip PIC processors.

The hardware is as simple as possible, the current version only contains one PIC18F2550, 4 mosfets, and besides the connectors a hand full of passive components.