Unofficial list of 3rd party boards support urls

Have you added support for a non Arduino board to the Arduino IDE? Please let everyone know by publishing your package_YOUR-NAME_PACKAGE-NAME_index.json url.

List of 3rd party boards support urls

• Adafruit:
  • Adafruit AVR Boards (Flora, Trinket, Trinket Pro, & Gemma), HUZZAH ESP8266 support, & Leonardo & Micro USB MIDI support (arcore): https://adafruit.github.io/arduino-board-index/package_adafruit_index.json
• Ariadne Bootloader
  • Arduino Ethernet/Ethernet Shield/W5100 bootloader: https://raw.githubusercontent.com/per1234/Ariadne-Bootloader/BM/package_codebendercc_ariadne-bootloader_index.json
• TKJ Electronics
  • Balanduino: https://raw.githubusercontent.com/TKJElectronics/Balanduino/master/package_tkj_balanduino_index.json
• Kristian Sloth Lauszus
  • Sanguino: https://raw.githubusercontent.com/Lauszus/Sanguino/master/package_lauszus_sanguino_index.json
• ATtiny
  • ATtiny45 / ATtiny85 and ATtiny44 / ATtiny84 support: https://raw.githubusercontent.com/damellis/attiny/ide-1.6.x-boards-manager/package_damellis_attiny_index.json