diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 8380f1f8a..9274f8e79 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -262,10 +262,10 @@ else()
         # Sample Plugins
         meshlabplugins/edit_sample
         meshlabplugins/filter_sample
-        sampleplugins/samplefilterdyn
-        sampleplugins/filter_createiso
-        sampleplugins/filter_geodesic
-        sampleplugins/sample_filtergpu)
+        meshlabplugins/filter_sample_dyn
+        meshlabplugins/filter_createiso
+        meshlabplugins/filter_geodesic
+        meshlabplugins/filter_sample_gpu)
 endif()
 
 function(meshlab_install_plugin_xml FN OUTVAR)
diff --git a/src/meshlab.pro b/src/meshlab.pro
index d6c13567d..0c0e7e5ce 100644
--- a/src/meshlab.pro
+++ b/src/meshlab.pro
@@ -52,10 +52,10 @@ SUBDIRS += \ #sub projects names
 # Filter samples
     edit_sample \
     filter_sample \
-    samplefilterdyn \
+    filter_sample_dyn \
     filter_createiso \
     filter_geodesic \
-    sample_filtergpu \
+    filter_sample_gpu \
 # Filter plugins
     filter_ao \
     filter_camera \
@@ -139,10 +139,10 @@ io_u3d.subdir = meshlabplugins/io_u3d
 # Filter samples
 edit_sample.subdir = meshlabplugins/edit_sample
 filter_sample.subdir = meshlabplugins/filter_sample
-samplefilterdyn.subdir = sampleplugins/samplefilterdyn
-filter_createiso.subdir = sampleplugins/filter_createiso
-filter_geodesic.subdir = sampleplugins/filter_geodesic
-sample_filtergpu.subdir = sampleplugins/sample_filtergpu
+filter_sample_dyn.subdir = meshlabplugins/filter_sample_dyn
+filter_createiso.subdir = meshlabplugins/filter_createiso
+filter_geodesic.subdir = meshlabplugins/filter_geodesic
+filter_sample_gpu.subdir = meshlabplugins/filter_sample_gpu
 # Filter plugins
 filter_ao.subdir = meshlabplugins/filter_ao
 filter_camera.subdir = meshlabplugins/filter_camera
@@ -214,10 +214,10 @@ io_u3d.depends = common
 # Filter samples
 edit_sample.depends = common
 filter_sample.depends = common
-samplefilterdyn.depends = common
+filter_sample_dyn.depends = common
 filter_createiso.depends = common
 filter_geodesic.depends = common
-sample_filtergpu.depends = common
+filter_sample_gpu.depends = common
 # Filter plugins
 filter_ao.depends = common
 filter_camera.depends = common
diff --git a/src/sampleplugins/filter_createiso/CMakeLists.txt b/src/meshlabplugins/filter_createiso/CMakeLists.txt
similarity index 100%
rename from src/sampleplugins/filter_createiso/CMakeLists.txt
rename to src/meshlabplugins/filter_createiso/CMakeLists.txt
diff --git a/src/sampleplugins/filter_createiso/filter_createiso.cpp b/src/meshlabplugins/filter_createiso/filter_createiso.cpp
similarity index 100%
rename from src/sampleplugins/filter_createiso/filter_createiso.cpp
rename to src/meshlabplugins/filter_createiso/filter_createiso.cpp
diff --git a/src/sampleplugins/filter_createiso/filter_createiso.h b/src/meshlabplugins/filter_createiso/filter_createiso.h
similarity index 100%
rename from src/sampleplugins/filter_createiso/filter_createiso.h
rename to src/meshlabplugins/filter_createiso/filter_createiso.h
diff --git a/src/sampleplugins/filter_createiso/filter_createiso.pro b/src/meshlabplugins/filter_createiso/filter_createiso.pro
similarity index 100%
rename from src/sampleplugins/filter_createiso/filter_createiso.pro
rename to src/meshlabplugins/filter_createiso/filter_createiso.pro
diff --git a/src/sampleplugins/filter_geodesic/CMakeLists.txt b/src/meshlabplugins/filter_geodesic/CMakeLists.txt
similarity index 100%
rename from src/sampleplugins/filter_geodesic/CMakeLists.txt
rename to src/meshlabplugins/filter_geodesic/CMakeLists.txt
diff --git a/src/sampleplugins/filter_geodesic/filter_geodesic.cpp b/src/meshlabplugins/filter_geodesic/filter_geodesic.cpp
similarity index 100%
rename from src/sampleplugins/filter_geodesic/filter_geodesic.cpp
rename to src/meshlabplugins/filter_geodesic/filter_geodesic.cpp
diff --git a/src/sampleplugins/filter_geodesic/filter_geodesic.h b/src/meshlabplugins/filter_geodesic/filter_geodesic.h
similarity index 100%
rename from src/sampleplugins/filter_geodesic/filter_geodesic.h
rename to src/meshlabplugins/filter_geodesic/filter_geodesic.h
diff --git a/src/sampleplugins/filter_geodesic/filter_geodesic.pro b/src/meshlabplugins/filter_geodesic/filter_geodesic.pro
similarity index 100%
rename from src/sampleplugins/filter_geodesic/filter_geodesic.pro
rename to src/meshlabplugins/filter_geodesic/filter_geodesic.pro
diff --git a/src/sampleplugins/samplefilterdyn/CMakeLists.txt b/src/meshlabplugins/filter_sample_dyn/CMakeLists.txt
similarity index 100%
rename from src/sampleplugins/samplefilterdyn/CMakeLists.txt
rename to src/meshlabplugins/filter_sample_dyn/CMakeLists.txt
diff --git a/src/sampleplugins/samplefilterdyn/samplefilterdyn.pro b/src/meshlabplugins/filter_sample_dyn/filter_sample_dyn.pro
similarity index 100%
rename from src/sampleplugins/samplefilterdyn/samplefilterdyn.pro
rename to src/meshlabplugins/filter_sample_dyn/filter_sample_dyn.pro
diff --git a/src/sampleplugins/samplefilterdyn/samplefilterdyn.cpp b/src/meshlabplugins/filter_sample_dyn/samplefilterdyn.cpp
similarity index 100%
rename from src/sampleplugins/samplefilterdyn/samplefilterdyn.cpp
rename to src/meshlabplugins/filter_sample_dyn/samplefilterdyn.cpp
diff --git a/src/sampleplugins/samplefilterdyn/samplefilterdyn.h b/src/meshlabplugins/filter_sample_dyn/samplefilterdyn.h
similarity index 100%
rename from src/sampleplugins/samplefilterdyn/samplefilterdyn.h
rename to src/meshlabplugins/filter_sample_dyn/samplefilterdyn.h
diff --git a/src/sampleplugins/sample_filtergpu/CMakeLists.txt b/src/meshlabplugins/filter_sample_gpu/CMakeLists.txt
similarity index 100%
rename from src/sampleplugins/sample_filtergpu/CMakeLists.txt
rename to src/meshlabplugins/filter_sample_gpu/CMakeLists.txt
diff --git a/src/sampleplugins/sample_filtergpu/sample_filtergpu.pro b/src/meshlabplugins/filter_sample_gpu/filter_sample_gpu.pro
similarity index 100%
rename from src/sampleplugins/sample_filtergpu/sample_filtergpu.pro
rename to src/meshlabplugins/filter_sample_gpu/filter_sample_gpu.pro
diff --git a/src/sampleplugins/sample_filtergpu/sample_filtergpu.cpp b/src/meshlabplugins/filter_sample_gpu/sample_filtergpu.cpp
similarity index 100%
rename from src/sampleplugins/sample_filtergpu/sample_filtergpu.cpp
rename to src/meshlabplugins/filter_sample_gpu/sample_filtergpu.cpp
diff --git a/src/sampleplugins/sample_filtergpu/sample_filtergpu.h b/src/meshlabplugins/filter_sample_gpu/sample_filtergpu.h
similarity index 100%
rename from src/sampleplugins/sample_filtergpu/sample_filtergpu.h
rename to src/meshlabplugins/filter_sample_gpu/sample_filtergpu.h