diff --git a/src/Gui/NaviCube.cpp b/src/Gui/NaviCube.cpp
index 8ed7d5b448..0d4b4ff4f6 100644
--- a/src/Gui/NaviCube.cpp
+++ b/src/Gui/NaviCube.cpp
@@ -298,11 +298,11 @@ QFont NaviCube::getDefaultSansserifFont()
     QFont font(QString::fromLatin1("Helvetica"));
     if (font.styleHint() & QFont::SansSerif)
         return font;
-    // on Windows 10 or newer there is no Helvetia font
-    // therefore if we did not found a Helvetica font check for
-    // first the Bahnschrift font (in all Windows since 2017
-    // if this is also not found (on Win 7), we check for the 
-    // the DejaVu Sans fonts
+    // on Windows 10 or newer there is no Helvetica font
+    // therefore if we didn't find a Helvetica font check
+    // for the Bahnschrift font (in all Windows since 2017)
+    // if this too is unavailable (on Win 7), we check for the
+    // DejaVu Sans fonts
     font.setFamily(QString::fromLatin1("Bahnschrift"));
     // on Windows 11 sansserif fonts like Bahnschrift do not have the
     // styleHint QFont::SansSerif but QFont::AnyStyle
@@ -370,7 +370,7 @@ void NaviCubeImplementation::OnChange(ParameterGrp::SubjectType& rCaller,
                                       ParameterGrp::MessageType reason)
 {
     const auto& rGrp = static_cast<ParameterGrp&>(rCaller);
-    
+
     if (strcmp(reason, "TextColor") == 0) {
         m_TextColor.setRgba(rGrp.GetUnsigned(reason, QColor(0, 0, 0, 255).rgba()));
     }
@@ -472,7 +472,7 @@ auto convertWeights = [](int weight) -> QFont::Weight {
 
 GLuint NaviCubeImplementation::createCubeFaceTex(QtGLWidget* gl, float gap, const char* text,
                                                  int shape)
-{  
+{
     int texSize = m_CubeWidgetSize * m_OverSample;
     float gapi = texSize * gap;
     QImage image(texSize, texSize, QImage::Format_ARGB32);
diff --git a/src/Mod/AddonManager/addonmanager_installer.py b/src/Mod/AddonManager/addonmanager_installer.py
index 2ab2f2379d..1232d5e7bb 100644
--- a/src/Mod/AddonManager/addonmanager_installer.py
+++ b/src/Mod/AddonManager/addonmanager_installer.py
@@ -52,7 +52,7 @@ translate = FreeCAD.Qt.translate
 class InstallationMethod(IntEnum):
     """For packages installed from a git repository, in most cases it is possible to either use git
     or to download a zip archive of the addon. For a local repository, a direct copy may be used
-    instead. If "ANY" is given, the the internal code decides which to use."""
+    instead. If "ANY" is given, the internal code decides which to use."""
 
     GIT = auto()
     COPY = auto()
diff --git a/src/Mod/Fem/femsolver/elmer/writer.py b/src/Mod/Fem/femsolver/elmer/writer.py
index 772c1de708..a2a9034895 100644
--- a/src/Mod/Fem/femsolver/elmer/writer.py
+++ b/src/Mod/Fem/femsolver/elmer/writer.py
@@ -1263,7 +1263,7 @@ class Writer(object):
                     self._equation(b, "Convection", equation.Convection)
                 if equation.MagneticInduction is True:
                     self._equation(b, "Magnetic Induction", equation.MagneticInduction)
- 
+
     #-------------------------------------------------------------------------------------------
     # Flux
 
diff --git a/src/Mod/Path/Data/Threads/sources.txt b/src/Mod/Path/Data/Threads/sources.txt
index d67e754e4e..9e7ba5f55f 100644
--- a/src/Mod/Path/Data/Threads/sources.txt
+++ b/src/Mod/Path/Data/Threads/sources.txt
@@ -5,4 +5,4 @@ https://www.engineersedge.com/thread_strength/internal_screw_threads_chart.htm
 
 https://www.engineersedge.com/hardware/metric-external-thread-sizes1.htm
 https://www.engineersedge.com/hardware/metric-external-thread-sizes2.htm
-  dMinorMin = dPitchMin - (dMajorMax - dPitchMax) * 0.948 
+  dMinorMin = dPitchMin - (dMajorMax - dPitchMax) * 0.948
diff --git a/src/Mod/TechDraw/Gui/TaskLeaderLine.cpp b/src/Mod/TechDraw/Gui/TaskLeaderLine.cpp
index 9cab66a8d4..34b9fce81a 100644
--- a/src/Mod/TechDraw/Gui/TaskLeaderLine.cpp
+++ b/src/Mod/TechDraw/Gui/TaskLeaderLine.cpp
@@ -443,7 +443,7 @@ void TaskLeaderLine::removeFeature()
         if (Gui::Command::hasPendingCommand()) {
             std::vector<std::string> undos = Gui::Application::Instance->activeDocument()->getUndoVector();
             Gui::Application::Instance->activeDocument()->undo(1);
-        } 
+        }
     }
 }
 
diff --git a/src/Mod/TechDraw/TDTest/DrawViewDetailTest.py b/src/Mod/TechDraw/TDTest/DrawViewDetailTest.py
index 635577f17d..81a6c654f6 100644
--- a/src/Mod/TechDraw/TDTest/DrawViewDetailTest.py
+++ b/src/Mod/TechDraw/TDTest/DrawViewDetailTest.py
@@ -69,7 +69,7 @@ class DrawViewDetailTest(unittest.TestCase):
         loop.exec_()
 
         edges = detail.getVisibleEdges()
-        
+
         self.assertEqual(len(edges), 4, "DrawViewDetail has wrong number of edges")
         self.assertTrue("Up-to-date" in detail.State, "DrawViewDetail is not Up-to-date")