diff --git a/build_as_lib.py b/build_as_lib.py
new file mode 100644
index 00000000..da4337c0
--- /dev/null
+++ b/build_as_lib.py
@@ -0,0 +1,49 @@
+from os.path import realpath
+
+Import("env") # type: ignore
+menv=env # type: ignore
+
+src_filter = [
+  '+<*.cpp>',
+  '+<helpers/*.cpp>',
+  '+<helpers/sensors>'
+  '+<helpers/radiolib/*.cpp>',
+  '+<helpers/ui/MomentaryButton.cpp>',
+]
+
+# add build and include dirs according to CPPDEFINES
+for item in menv.get("CPPDEFINES", []):
+ 
+    # STM32
+    if isinstance(item, str) and item == "STM32_PLATFORM":
+        menv.Append(CPPPATH=[realpath("src/helpers/stm32")])
+        menv.Append(BUILD_FLAGS=["-I src/helpers/stm32"])
+        src_filter.append("+<helpers/stm32/*>")
+    
+    # ESP32
+    elif isinstance(item, str) and item == "ESP32":
+        menv.Append(CPPPATH=[realpath("src/helpers/esp32")])
+        menv.Append(BUILD_FLAGS=["-I src/helpers/esp32"])
+        src_filter.append("+<helpers/esp32/*>")
+    
+    # NRF52
+    elif isinstance(item, str) and item == "NRF52_PLATFORM":
+        menv.Append(CPPPATH=[realpath("src/helpers/nrf52")])
+        menv.Append(BUILD_FLAGS=["-I src/helpers/nrf52"])
+        src_filter.append("+<helpers/nrf52/*>")
+
+    # RP2040
+    elif isinstance(item, str) and item == "RP2040_PLATFORM":
+        menv.Append(CPPPATH=[realpath("src/helpers/rp2040")])
+        menv.Append(BUILD_FLAGS=["-I src/helpers/rp2040"])
+        src_filter.append("+<helpers/rp2040/*>")
+    
+    # VARIANTS HANDLING
+    elif isinstance(item, tuple) and item[0] == "MC_VARIANT":
+        variant_name = item[1]
+        menv.Append(BUILD_FLAGS=[f"-I variants/{variant_name}"])
+        src_filter.append(f"+<../variants/{variant_name}>")
+
+menv.Replace(SRC_FILTER=src_filter)
+
+#print (menv.Dump())
diff --git a/library.json b/library.json
new file mode 100644
index 00000000..982983a3
--- /dev/null
+++ b/library.json
@@ -0,0 +1,16 @@
+{
+    "name": "MeshCore",
+    "version" : "1.7.4",
+    "dependencies": {
+        "SPI": "*",
+        "Wire": "*",
+        "jgromes/RadioLib": "^7.1.2",
+        "rweather/Crypto": "^0.4.0",
+        "adafruit/RTClib": "^2.1.3",
+        "melopero/Melopero RV3028": "^1.1.0",
+        "electroniccats/CayenneLPP": "1.4.0"
+    },
+    "build": {
+        "extraScript": "build_as_lib.py"
+    }
+}
\ No newline at end of file