AVR-ISP-MK2 User Manual by Olimex LTD Datasheet | DigiKey
Kanda - Atmel AVR ISP adapter with 1.27mm (0.05inch) pitch
AVR ISP 10P to ICSP 6P Converter – ElectroDragon
Amazon.com: Geekstory for ATMEL 51 AVR USB ISP ASP Microcontroller Programmer Downloader with Cable + 10Pin to 6Pin Adapter Board for Ender 3 or Ender 3 Pro : Electronics
4pcs AVR ISP 6 Pin to 10 Pin Adapter | Open ImpulseOpen Impulse
AVR ISP Pogo Adapter kit from Geppetto Electronics on Tindie
Pololu USB AVR Programmer v2.1
MRA01 - AVR Programmer Set (with ISP and Adapter for ATtiny, ATmega and AT90)
AVR ISP 10P to ICSP 6P Converter – ElectroDragon
Adafruit 6-pin AVR ISP Breadboard Adapter Mini Kit : ID 1465 : $0.95 : Adafruit Industries, Unique & fun DIY electronics and kits