Different AVR Programming Methods Tutorial

In System Programming (ISP)
AVRISP, AVRISP MKII, STK500, AVRISP clones, AVR910 Programmers

JTAG
JTAG-ICE, JTAG-ICE MKII, JTAG-ICE clones

Bootloader
Supported By: MEGA AVRs
Supported Programmers: N/A

High Voltage Parallel Programming (HVPP)
Supported By: Most non-TINY AVRs (with exceptions)
Supported Programmers: STK500

High Voltage Serial Programming (HVPP)
Supported By: Many TINY AVRs (with exceptions)
Supported Programmers: STK500

Link to Tutorial: http://www.avrfreaks.net/index.php?name=PN...1a335c9e#228309