diff --git a/README.md b/README.md
index c3b1ba42..fbf7a199 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ The easiest way to run ODM is via docker. To install docker, see [docs.docker.co
 docker pull opendronemap/odm
 ```
 
-Run ODM by placing some images (JPEGs or TIFFs) in a folder named “images” (for example `C:\Users\youruser\datasets\project\images` or `/home/youruser/datasets/project/images`) and simply run from a Command Prompt / Terminal:
+Run ODM by placing some images (JPEGs, TIFFs or DNGs) in a folder named “images” (for example `C:\Users\youruser\datasets\project\images` or `/home/youruser/datasets/project/images`) and simply run from a Command Prompt / Terminal:
 
 ```bash
 # Windows
diff --git a/SuperBuild/CMakeLists.txt b/SuperBuild/CMakeLists.txt
index c558894a..3716834d 100644
--- a/SuperBuild/CMakeLists.txt
+++ b/SuperBuild/CMakeLists.txt
@@ -244,7 +244,7 @@ externalproject_add(dem2points
 externalproject_add(odm_orthophoto
     DEPENDS           opencv 
     GIT_REPOSITORY    https://github.com/OpenDroneMap/odm_orthophoto.git
-    GIT_TAG           353
+    GIT_TAG           355
     PREFIX            ${SB_BINARY_DIR}/odm_orthophoto
     SOURCE_DIR        ${SB_SOURCE_DIR}/odm_orthophoto
     CMAKE_ARGS        -DCMAKE_INSTALL_PREFIX:PATH=${SB_INSTALL_DIR}
diff --git a/SuperBuild/cmake/External-OpenMVS.cmake b/SuperBuild/cmake/External-OpenMVS.cmake
index cad212f9..188dbfbc 100644
--- a/SuperBuild/cmake/External-OpenMVS.cmake
+++ b/SuperBuild/cmake/External-OpenMVS.cmake
@@ -53,7 +53,7 @@ ExternalProject_Add(${_proj_name}
   #--Download step--------------
   DOWNLOAD_DIR      ${SB_DOWNLOAD_DIR}
   GIT_REPOSITORY    https://github.com/OpenDroneMap/openMVS
-  GIT_TAG           320
+  GIT_TAG           355
   #--Update/Patch step----------
   UPDATE_COMMAND    ""
   #--Configure step-------------
diff --git a/SuperBuild/cmake/External-OpenSfM.cmake b/SuperBuild/cmake/External-OpenSfM.cmake
index 6ed2e1f4..f50c8e85 100644
--- a/SuperBuild/cmake/External-OpenSfM.cmake
+++ b/SuperBuild/cmake/External-OpenSfM.cmake
@@ -25,7 +25,7 @@ ExternalProject_Add(${_proj_name}
   #--Download step--------------
   DOWNLOAD_DIR      ${SB_DOWNLOAD_DIR}
   GIT_REPOSITORY    https://github.com/OpenDroneMap/OpenSfM/
-  GIT_TAG           352
+  GIT_TAG           355
   #--Update/Patch step----------
   UPDATE_COMMAND    git submodule update --init --recursive
   #--Configure step-------------
diff --git a/VERSION b/VERSION
index 65afb3b8..7d280e2c 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.5.4
+3.5.5
diff --git a/opendm/ai.py b/opendm/ai.py
index eab76499..2bd95f24 100644
--- a/opendm/ai.py
+++ b/opendm/ai.py
@@ -4,6 +4,24 @@ from opendm import log
 import zipfile
 import time
 import sys
+import rawpy
+
+def read_image(img_path):
+    if img_path[-4:].lower() in [".dng", ".raw", ".nef"]:
+        try:
+            with rawpy.imread(img_path) as r:
+                img = r.postprocess(output_bps=8, use_camera_wb=True, use_auto_wb=False)
+        except:
+            return None
+    else:
+        img = cv2.imread(img_path, cv2.IMREAD_COLOR)
+        if img is None:
+            return None
+
+        img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
+    
+    return img
+
 
 def get_model(namespace, url, version, name = "model.onnx"):
     version = version.replace(".", "_")
diff --git a/opendm/bgfilter.py b/opendm/bgfilter.py
index 3dfd818e..5285535c 100644
--- a/opendm/bgfilter.py
+++ b/opendm/bgfilter.py
@@ -5,6 +5,7 @@ import cv2
 import os
 import onnxruntime as ort
 from opendm import log
+from opendm.ai import read_image
 from threading import Lock
 
 mutex = Lock()
@@ -73,11 +74,7 @@ class BgFilter():
         return output
 
     def run_img(self, img_path, dest):
-        img = cv2.imread(img_path, cv2.IMREAD_COLOR)
-        if img is None:
-            return None
-
-        img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
+        img = read_image(img_path)
         mask  = self.get_mask(img)
         
         img_name = os.path.basename(img_path)
diff --git a/opendm/context.py b/opendm/context.py
index 5c4b7a5c..72d8cc06 100644
--- a/opendm/context.py
+++ b/opendm/context.py
@@ -40,7 +40,7 @@ odm_orthophoto_path = os.path.join(superbuild_bin_path, "odm_orthophoto")
 settings_path = os.path.join(root_path, 'settings.yaml')
 
 # Define supported image extensions
-supported_extensions = {'.jpg','.jpeg','.png', '.tif', '.tiff', '.bmp'}
+supported_extensions = {'.jpg','.jpeg','.png', '.tif', '.tiff', '.bmp', '.raw', '.dng', '.nef'}
 supported_video_extensions = {'.mp4', '.mov', '.lrv', '.ts'}
 
 # Define the number of cores
diff --git a/opendm/get_image_size.py b/opendm/get_image_size.py
index 94b60a52..2bc44276 100644
--- a/opendm/get_image_size.py
+++ b/opendm/get_image_size.py
@@ -1,6 +1,6 @@
 from PIL import Image
 import cv2
-
+import rawpy
 from opendm import log
 
 Image.MAX_IMAGE_PIXELS = None
@@ -9,12 +9,18 @@ def get_image_size(file_path, fallback_on_error=True):
     """
     Return (width, height) for a given img file
     """
+    
     try:
-        with Image.open(file_path) as img:
-            width, height = img.size
+        if file_path[-4:].lower() in [".dng", ".raw", ".nef"]:
+            with rawpy.imread(file_path) as img:
+                s = img.sizes
+                width, height = s.raw_width, s.raw_height
+        else:
+            with Image.open(file_path) as img:
+                width, height = img.size
     except Exception as e:
         if fallback_on_error:
-            log.ODM_WARNING("Cannot read %s with PIL, fallback to cv2: %s" % (file_path, str(e)))
+            log.ODM_WARNING("Cannot read %s with image library, fallback to cv2: %s" % (file_path, str(e)))
             img = cv2.imread(file_path)
             width = img.shape[1]
             height = img.shape[0]
diff --git a/opendm/multispectral.py b/opendm/multispectral.py
index 19767cd4..953bef6c 100644
--- a/opendm/multispectral.py
+++ b/opendm/multispectral.py
@@ -273,7 +273,10 @@ def compute_band_maps(multi_camera, primary_band):
                 # Quick check
                 if filename_without_band == p.filename:
                     raise Exception("Cannot match bands by filename on %s, make sure to name your files [filename]_band[.ext] uniformly." % p.filename)
-
+                
+                if not filename_without_band in filename_map:
+                    raise Exception("Cannot match bands by filename on %s, make sure to name your files [filename]_band[.ext] uniformly, check that your images have the appropriate CaptureUUID XMP tag and that no images are missing." % p.filename)
+                    
                 s2p[p.filename] = filename_map[filename_without_band]
 
                 if band['name'] != band_name:
diff --git a/opendm/orthophoto.py b/opendm/orthophoto.py
index 319a504c..d413424e 100644
--- a/opendm/orthophoto.py
+++ b/opendm/orthophoto.py
@@ -43,33 +43,49 @@ def generate_png(orthophoto_file, output_file=None, outsize=None):
         output_file = base + '.png'
     
     # See if we need to select top three bands
-    bandparam = ""
+    params = []
 
-    gtif = gdal.Open(orthophoto_file)
-    if gtif.RasterCount > 4:
+    try:
+        gtif = gdal.Open(orthophoto_file)
         bands = []
         for idx in range(1, gtif.RasterCount+1):
             bands.append(gtif.GetRasterBand(idx).GetColorInterpretation())
         bands = dict(zip(bands, range(1, len(bands)+1)))
 
-        try:
+        if gtif.RasterCount >= 3:
             red = bands.get(gdal.GCI_RedBand)
             green = bands.get(gdal.GCI_GreenBand)
             blue = bands.get(gdal.GCI_BlueBand)
             if red is None or green is None or blue is None:
-                raise Exception("Cannot find bands")
+                params.append("-b %s -b %s -b %s" % (red, green, blue))
+            else:
+                params.append("-b 1 -b 2 -b 3")
+        elif gtif.RasterCount <= 2:
+            params.append("-b 1")
+        
+        alpha = bands.get(gdal.GCI_AlphaBand)
+        if alpha is not None:
+            params.append("-b %s" % alpha)
+        else:
+            params.append("-a_nodata 0")
 
-            bandparam = "-b %s -b %s -b %s -a_nodata 0" % (red, green, blue)
-        except:
-            bandparam = "-b 1 -b 2 -b 3 -a_nodata 0"
-    gtif = None
+        dtype = gtif.GetRasterBand(1).DataType
+        if dtype != gdal.GDT_Byte:
+            params.append("-ot Byte")
+            if gtif.RasterCount >= 3:
+                params.append("-scale_1 -scale_2 -scale_3")
+            elif gtif.RasterCount <= 2:
+                params.append("-scale_1")
+        
+        gtif = None
+    except Exception as e:
+        log.ODM_WARNING("Cannot read orthophoto information for PNG generation: %s" % str(e))
 
-    osparam = ""
     if outsize is not None:
-        osparam = "-outsize %s 0" % outsize
+        params.append("-outsize %s 0" % outsize)
 
-    system.run('gdal_translate -of png "%s" "%s" %s %s '
-               '--config GDAL_CACHEMAX %s%% ' % (orthophoto_file, output_file, osparam, bandparam, get_max_memory()))
+    system.run('gdal_translate -of png "%s" "%s" %s '
+               '--config GDAL_CACHEMAX %s%% ' % (orthophoto_file, output_file, " ".join(params), get_max_memory()))
 
 def generate_kmz(orthophoto_file, output_file=None, outsize=None):
     if output_file is None:
diff --git a/opendm/skyremoval/skyfilter.py b/opendm/skyremoval/skyfilter.py
index 56fee610..bee0dce9 100644
--- a/opendm/skyremoval/skyfilter.py
+++ b/opendm/skyremoval/skyfilter.py
@@ -6,6 +6,7 @@ import os
 import onnxruntime as ort
 from .guidedfilter import guided_filter
 from opendm import log
+from opendm.ai import read_image
 from threading import Lock
 
 mutex = Lock()
@@ -72,11 +73,7 @@ class SkyFilter():
 
     def run_img(self, img_path, dest):
 
-        img = cv2.imread(img_path, cv2.IMREAD_COLOR)
-        if img is None:
-            return None
-
-        img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
+        img = read_image(img_path)
         img = np.array(img / 255., dtype=np.float32)
 
         mask  = self.get_mask(img)
diff --git a/requirements.txt b/requirements.txt
index 844668f1..dbfa3599 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,6 +23,7 @@ rasterio==1.2.3 ; sys_platform == 'linux'
 rasterio==1.3.6 ; sys_platform == 'darwin'
 https://github.com/OpenDroneMap/windows-deps/raw/main/rasterio-1.2.3-cp38-cp38-win_amd64.whl ; sys_platform == 'win32'
 https://github.com/OpenDroneMap/windows-deps/raw/main/GDAL-3.2.3-cp38-cp38-win_amd64.whl ; sys_platform == 'win32'
+odmrawpy==0.24.1
 repoze.lru==0.7
 scikit-learn==1.1.1
 Pywavelets==1.3.0