In-Circuit Debugger and Programmer using in-circuit debugging logic.
JTAG ICE is AVR Studio's on-chip debugging tool
FTDI cable to work with official Arduino and cloned Arduino boards
Considered to be the easiest and most convenient development tool to learn ARM.
For use with the ATMega family of micro-controllers.
Interface a USB port on a host computer to an Altera FPGA.
Open-source USB AVR programmer and SPI interface with 6 and 10 pin standard ISP cables.
Allows you to convert USB to TTL/CMOS compatible levels and vice versa.