MRA01 - AVR Programmer Set (with ISP and Adapter for ATtiny, ATmega and AT90)
Platformio and barebones ATTiny85/Atmega - PlatformIO Community
Getting Started With the ATtiny85: The Little Microcontroller That Could – Embedded Thoughts
GitHub - kshitijl/attiny-programmer: "Just buy a USB AVR programmer"? Where's the fun in that?
Tiny AVR Programmer - Two ISP headers to use with other AVR microcontrollers - Plugs directly into USB port: Attiny: Amazon.com: Industrial & Scientific
AVR ATtiny85 Programming: PWM Fast Mode - YouTube
Tiny AVR Programmer Hookup Guide - SparkFun Learn
Codebender, ATtiny85, and the TinyAVR Programmer - YouTube
Oz for us: Tool to program an ATtiny85 AVR in situ in a minimalist configuration (ICSP)