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boards/heltec_wifi_kit_32.json

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+{
+  "build": {
+    "core": "esp32",
+    "extra_flags": "-DESP32_DEV -DARDUINO_Heltec_WIFI_Kit_32",
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "dio",
+    "ldscript": "esp32_out.ld",
+    "mcu": "esp32",
+    "variant": "heltec_wifi_kit_32"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "frameworks":  [
+    "arduino",
+    "espidf"
+  ],
+  "name": "Heltec WIFI Kit 32",
+  "upload": {
+    "flash_size": "4MB",
+    "maximum_ram_size": 294912,
+    "maximum_size": 1310720,
+    "require_upload_port": true,
+    "resetmethod": "nodemcu",
+    "speed": 115200,
+    "wait_for_upload_port": true
+  },
+  "url": "http://www.heltec.cn",
+  "vendor": "Heltec Automation"
+}

boards/heltec_wifi_lora_32.json

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+{
+  "build": {
+    "core": "esp32",
+    "extra_flags": "-DESP32_DEV -DARDUINO_Heltec_WIFI_LoRa_32",
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "dio",
+    "ldscript": "esp32_out.ld",
+    "mcu": "esp32",
+    "variant": "heltec_wifi_lora_32"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "frameworks":  [
+    "arduino",
+    "espidf"
+  ],
+  "name": "Heltec WIFI LoRa 32",
+  "upload": {
+    "flash_size": "4MB",
+    "maximum_ram_size": 294912,
+    "maximum_size": 1310720,
+    "require_upload_port": true,
+    "resetmethod": "nodemcu",
+    "speed": 115200,
+    "wait_for_upload_port": true
+  },
+  "url": "http://www.heltec.cn",
+  "vendor": "Heltec Automation"
+}

boards/m5stack-core-esp32.json

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+{
+  "build": {
+    "core": "esp32",
+    "extra_flags": "-DESP32_DEV -DARDUINO_M5Stack-Core-ESP32",
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "dio",
+    "ldscript": "esp32_out.ld",
+    "mcu": "esp32",
+    "variant": "esp32"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "frameworks":  [
+    "arduino",
+    "espidf"
+  ],
+  "name": "M5Stack-Core-ESP32",
+  "upload": {
+    "flash_size": "4MB",
+    "maximum_ram_size": 294912,
+    "maximum_size": 1310720,
+    "require_upload_port": true,
+    "resetmethod": "nodemcu",
+    "speed": 115200,
+    "wait_for_upload_port": true
+  },
+  "url": "http://www.m5stack.com",
+  "vendor": "M5Stack"
+}

boards/mhetesp32devkit.json

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+{
+  "build": {
+    "core": "esp32",
+    "extra_flags": "-DESP32_DEV -DARDUINO_MH_ET_LIVE_ESP32DEVKIT",
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "dio",
+    "ldscript": "esp32_out.ld",
+    "mcu": "esp32",
+    "variant": "mhetesp32devkit"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "frameworks":  [
+    "arduino",
+    "espidf"
+  ],
+  "name": "MH ET LIVE ESP32DevKIT",
+  "upload": {
+    "flash_size": "4MB",
+    "maximum_ram_size": 294912,
+    "maximum_size": 1310720,
+    "require_upload_port": true,
+    "resetmethod": "nodemcu",
+    "speed": 115200,
+    "wait_for_upload_port": true
+  },
+  "url": "http://forum.mhetlive.com",
+  "vendor": "MH-ET Live"
+}

boards/mhetesp32minikit.json

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+{
+  "build": {
+    "core": "esp32",
+    "extra_flags": "-DESP32_DEV -DARDUINO_MH_ET_LIVE_ESP32MINIKIT",
+    "f_cpu": "240000000L",
+    "f_flash": "80000000L",
+    "flash_mode": "dio",
+    "ldscript": "esp32_out.ld",
+    "mcu": "esp32",
+    "variant": "mhetesp32minikit"
+  },
+  "connectivity": [
+    "wifi",
+    "bluetooth",
+    "ethernet",
+    "can"
+  ],
+  "frameworks":  [
+    "arduino",
+    "espidf"
+  ],
+  "name": "MH ET LIVE ESP32MiniKit",
+  "upload": {
+    "flash_size": "4MB",
+    "maximum_ram_size": 294912,
+    "maximum_size": 1310720,
+    "require_upload_port": true,
+    "resetmethod": "nodemcu",
+    "speed": 115200,
+    "wait_for_upload_port": true
+  },
+  "url": "http://forum.mhetlive.com",
+  "vendor": "MH-ET Live"
+}