USBtinyISP 2.0 Ultra low cost: programmer is $16 in parts, less than half the price of the AVRISP v2 ! Kit comes with both 6-pin and 10-pin AVR-standard connectors and cables. Almost no programmers that are not from Atmel have both! (Including the AVRISP v2) Easy to build: All through-hole parts, all common and available from large distributors AVRdude compatible - support for usbtiny added in v5.5! USB drivers available for Windows using libusb, no drivers needed for Mac OS X or Linux.