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Adafruit 6-pin AVR ISP Breadboard Adapter Mini Kit

$1.12 at The Pi Hut

AVRFT234 - Small AVR-ISP Programmer

$9.42 at The Pi Hut

Standalone AVR ISP Programmer Shield Kit - includes blank chip!

$17.50 at Adafruit

SparkFun ISP Pogo Adapter

$15.12 at RoboSavvy

ISP Shield

$2.95 at Evil Mad Scientist

Ubiquiti airCube ISP 802.11n Wi-Fi Router 2x2 ROW

$35.99 at Newegg

Adafruit 6-pin AVR ISP Breadboard Adapter Mini Kit

$0.95 at Adafruit