MRA01 - AVR Programmer Set (with ISP and Adapter for ATtiny, ATmega and AT90)
Kanda - AVR USB Port AVR ISP JTAG Adapter- AVRISP
AVR-ISP Pogo Pin Adapter (2x5 IDC,2x3 Pogo 2.54mm) from Pnoxi on Tindie
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
1 Set 10Pin To 6 Pin Adapter Board + USBASP USBISP AVR Programmer USB ATMEGA8 ATMEGA128 ATtiny/CAN/PWM 10Pin Wire Module - AliExpress
AVRISP/USBASP Adapter (10 pin to 6 pin) | Open ImpulseOpen Impulse
AVR ISP Pogo Adapter kit from Geppetto Electronics on Tindie
10Pin To 6 Pin Adapter Board+ USBASP USBISP AVR Programmer USB ATMEGA8 ATMEGA128 ATtiny/CAN/PWM 10Pin Wire Module DIY - AliExpress
Amazon.com: 10 Pin to Standard 6 Pin Adapter Board + USBASP USBISP AVR Programmer USB ATMEGA8 ATMEGA128 ATtiny/CAN/PWM for Arduino : Electronics
Kanda - Atmel AVR ISP adapter with 1.27mm (0.05inch) pitch
Pololu USB AVR Programmer
ISP-Adapter, 10-pin On 6-pin, for E.g. Atmel Avr , Arduino, Bascom, Usbasp, Icsp | eBay
Pololu USB AVR Programmer v2.1
Amazon.com: KeeYees 2pcs Downloader Programmer for USBASP for ISP with Cable and 10Pin to 6Pin Adapter Board for 51 for AVR Series Microcontroller : Electronics