MPLABX V6.05 last version support pickit 3. [[https://www.microchip.com/en-us/tools-resources/archives/mplab-ecosystem|MPLAB® Development Ecosystem Downloads Archive]]

  * [[http://usbpicprog.org/|Usbpicprog]]
  * [[https://github.com/fransschreuder/usbpicprog|Usbpicprog GitHub]]
  * [[https://github.com/peshevod/PicProg|PicProg - Programming Microchip PIC16(L)F184XX based on STM32F3Discovery board]]
  * [[http://openprog.altervista.org/OP_eng.html|Open Programmer v0.12.1]]

 GitHub:
[[https://github.com/lpodkalicki/attiny13-software-uart-library|attiny13 software uart library]]

[[https://sites.google.com/site/ehutonline/home/pic-microcontroller/C18-Libraries-Examples/software|Software UART Library]]