1.9.0

• Updated MegaCoreX to v1.1.2 (release notes)
• Updated megatinycore to v2.6.7 (release notes)
• Updated Arduino core to v1.8.8 (release notes)

1.8.0

• Updated DxCore to the latest v1.5.6 (release notes)
• Initial support for bootloader programing using DxCore (#48)
• Fixed an issue with incorrect configuration of the AVRDude package (#56)

1.7.0

• Updated MegaCoreX to v1.1.1 (release notes)
• Updated megatinycore to v2.6.5 (release notes)
• MegaCoreX and megatinycore switched to AVRDUDE v7.1
• Fixed incorrect programmer name for the avr_iot_wg and curiosity_nano_4809 boards (#52)
• Minor fixes and improvements (#50)

1.6.0

• New board manifests for the following boards and generic MCUs: Curiosity Nano AVR128DA48, Curiosity Nano AVR128DB48, ATtiny1624, ATtiny1626, ATtiny1627, ATtiny3224, ATtiny3226, ATtiny3227, ATtiny424, ATtiny426, ATtiny427, ATtiny824, ATtiny826, ATtiny827
• Added support for Arduino DxCore (#19)
• Updated MegaTinyCore to v2.5.11 (release notes)
• Updated MegaCoreX to v1.0.10 (release notes)
• Better handling of the bootloader path in AVRDUDE upload flags (#33)
• Minor fixes and improvements (#20, #31, #37, #39)

1.5.0

• Updated MegaTinyCore to v2.4.0 (release notes)
• Updated MegaCoreX to v1.0.9 (release notes)
• Minor fixes and improvements

1.4.0

• New board manifests for the following generic MCUs: ATtiny1604, ATtiny1606, ATtiny1607, ATtiny1614, ATtiny1616, ATtiny1617, ATtiny202, ATtiny204, ATtiny212, ATtiny214, ATtiny3216, ATtiny3217, ATtiny402, ATtiny404, ATtiny406, ATtiny412, ATtiny414, ATtiny416, ATtiny417, ATtiny804, ATmega64, ATtiny806, ATtiny817
• Initial support for megaTinyCore
• Updated megaAVR Arduino core to v1.8.7 (release notes)
• Updated MegaCoreX to v1.0.7 (release notes)
• Improvements to fuses and bootloader programming process
• Minor fixes and improvements (#14, #15)

1.3.0

• Added support for MegaCoreX fuses and bootloader programming (#9)
• Fixed build process that generated broken images for the uno_wifi_rev2 and nano_every boards (#10)

1.2.0

• New boards:
  • ATmega1608
  • ATmega1609
  • ATmega3208
  • ATmega3209
  • ATmega4808
  • ATmega4809
  • ATmega808
  • ATmega809
  • avr_iot_wg
  • curiosity_nano_4809
  • xplained_pro_4809
• Added support for MCUDude/MegaCoreX (issue #2)
• Minor fixes and improvements

1.1.1

• Preparation for upcoming PIO Core 4.4

1.1.0

• Updated Arduino Core to v1.8.6 (release notes)