diff --git a/platformio/boards/misc.json b/platformio/boards/misc.json
index 2bbc53ac..38d73730 100644
--- a/platformio/boards/misc.json
+++ b/platformio/boards/misc.json
@@ -597,5 +597,125 @@
         },
         "url": "http://shop.wickeddevice.com/resources/wildfire/",
         "vendor": "Wicked Device"
+    },
+
+    "attiny24": {
+        "build": {
+            "core": "arduino",
+            "extra_flags": "-DARDUINO_ARCH_AVR -DARDUINO_AVR_ATTINY24",
+            "f_cpu": "8000000L",
+            "mcu": "attiny24",
+            "variant": "tiny14"
+        },
+        "frameworks": ["arduino"],
+        "name": "Generic ATTiny24",
+        "platform": "atmelavr",
+        "upload": {
+            "maximum_ram_size": 128,
+            "maximum_size": 2048,
+            "protocol": "usbtiny"
+        },
+        "url": "http://www.atmel.com/devices/ATTINY24.aspx",
+        "vendor": "Generic ATTiny"
+    },
+
+    "attiny25": {
+        "build": {
+            "core": "arduino",
+            "extra_flags": "-DARDUINO_ARCH_AVR -DARDUINO_AVR_ATTINY25",
+            "f_cpu": "8000000L",
+            "mcu": "attiny25",
+            "variant": "tiny8"
+        },
+        "frameworks": ["arduino"],
+        "name": "Generic ATTiny25",
+        "platform": "atmelavr",
+        "upload": {
+            "maximum_ram_size": 128,
+            "maximum_size": 2048,
+            "protocol": "usbtiny"
+        },
+        "url": "http://www.atmel.com/devices/ATTINY25.aspx",
+        "vendor": "Generic ATTiny"
+    },
+
+    "attiny44": {
+        "build": {
+            "core": "arduino",
+            "extra_flags": "-DARDUINO_ARCH_AVR -DARDUINO_AVR_ATTINY44",
+            "f_cpu": "8000000L",
+            "mcu": "attiny44",
+            "variant": "tiny14"
+        },
+        "frameworks": ["arduino"],
+        "name": "Generic ATTiny44",
+        "platform": "atmelavr",
+        "upload": {
+            "maximum_ram_size": 256,
+            "maximum_size": 4096,
+            "protocol": "usbtiny"
+        },
+        "url": "http://www.atmel.com/devices/ATTINY44.aspx",
+        "vendor": "Generic ATTiny"
+    },
+
+    "attiny45": {
+        "build": {
+            "core": "arduino",
+            "extra_flags": "-DARDUINO_ARCH_AVR -DARDUINO_AVR_ATTINY45",
+            "f_cpu": "8000000L",
+            "mcu": "attiny45",
+            "variant": "tiny8"
+        },
+        "frameworks": ["arduino"],
+        "name": "Generic ATTiny45",
+        "platform": "atmelavr",
+        "upload": {
+            "maximum_ram_size": 256,
+            "maximum_size": 4096,
+            "protocol": "usbtiny"
+        },
+        "url": "http://www.atmel.com/devices/ATTINY45.aspx",
+        "vendor": "Generic ATTiny"
+    },
+
+    "attiny84": {
+        "build": {
+            "core": "arduino",
+            "extra_flags": "-DARDUINO_ARCH_AVR -DARDUINO_AVR_ATTINY84",
+            "f_cpu": "8000000L",
+            "mcu": "attiny84",
+            "variant": "tiny14"
+        },
+        "frameworks": ["arduino"],
+        "name": "Generic ATTiny84",
+        "platform": "atmelavr",
+        "upload": {
+            "maximum_ram_size": 512,
+            "maximum_size": 8192,
+            "protocol": "usbtiny"
+        },
+        "url": "http://www.atmel.com/devices/ATTINY84.aspx",
+        "vendor": "Generic ATTiny"
+    },
+
+    "attiny85": {
+        "build": {
+            "core": "arduino",
+            "extra_flags": "-DARDUINO_ARCH_AVR -DARDUINO_AVR_ATTINY85",
+            "f_cpu": "8000000L",
+            "mcu": "attiny85",
+            "variant": "tiny8"
+        },
+        "frameworks": ["arduino"],
+        "name": "Generic ATTiny85",
+        "platform": "atmelavr",
+        "upload": {
+            "maximum_ram_size": 512,
+            "maximum_size": 8192,
+            "protocol": "usbtiny"
+        },
+        "url": "http://www.atmel.com/devices/ATTINY85.aspx",
+        "vendor": "Generic ATTiny"
     }
 }