diff --git a/ChangeLog.txt b/ChangeLog.txt
index 9196ec867f..1724d93bc8 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -834,11 +834,11 @@ Version: V0.1B63 Date: Sun Jun 08 20:21:25 2003 +++++++++++++++++++++++++++++++
   * drop down button completely new reimplemented
 
 Version: V0.1B62 Date: Sat May 31 11:53:56 2003 +++++++++++++++++++++++++++++++
-  * redesign of Document view modell
+  * redesign of Document view model
   * removing ViewContainer
   * adding the OnHasMsg methodes
   * switching some stdCommands to message stile to allow views with own document
-  * moving scintila to a passiv view modell
+  * moving scintila to a passive view model
   * updated to new version of Scintilla (1.53)
 
 Version: V0.1B61 Date: Sat May 24 17:35:52 2003 +++++++++++++++++++++++++++++++
diff --git a/src/App/DocumentObjectPyImp.cpp b/src/App/DocumentObjectPyImp.cpp
index c689b96d07..4416f6df7e 100644
--- a/src/App/DocumentObjectPyImp.cpp
+++ b/src/App/DocumentObjectPyImp.cpp
@@ -253,7 +253,7 @@ Py::List DocumentObjectPy::getOutListRecursive(void) const
     try {
         std::vector<DocumentObject*> list = getDocumentObjectPtr()->getOutListRecursive();
 
-        // creat the python list for the output
+        // create the python list for the output
         for (std::vector<DocumentObject*>::iterator It = list.begin(); It != list.end(); ++It)
             ret.append(Py::Object((*It)->getPyObject(), true));
     }
diff --git a/src/App/Extension.h b/src/App/Extension.h
index dceaba443a..0aaefe3e1e 100644
--- a/src/App/Extension.h
+++ b/src/App/Extension.h
@@ -165,7 +165,7 @@ template<> void _class_::init(void){\
  * extension, which works exactly like the normal FreeCAD python object workflow. There is nothing 
  * special at all for extension python objects, the normal xml + imp.cpp approach is used. It must 
  * only be taken care that the objects father is the correct extension base class. Of course also 
- * make sure your extension returns the correct python ojbect in its "getPyObject" call.
+ * make sure your extension returns the correct python object in its "getPyObject" call.
  * Every method you create in the extensions python will be later added to an extended object. This 
  * happens automatically for both, c++ and python extension, if "getPyObject" returns the correct 
  * python object. No extra work needs to be done.
diff --git a/src/App/ExtensionContainer.h b/src/App/ExtensionContainer.h
index 5aac236c98..fb9fd120a6 100644
--- a/src/App/ExtensionContainer.h
+++ b/src/App/ExtensionContainer.h
@@ -92,7 +92,7 @@ namespace App {
  * @endcode
  * 
  * From python adding an extension is easier, it must be simply registered to a document object 
- * at object initialisation like done with proeprties. Note that the special python extension objects
+ * at object initialisation like done with properties. Note that the special python extension objects
  * need to be added, not the c++ objects. Normally the only difference in name is the additional 
  * "Python" at the end of the extension name.
  * @code{.py}
diff --git a/src/Base/Parameter.h b/src/Base/Parameter.h
index e2444a1992..795a196b6b 100644
--- a/src/Base/Parameter.h
+++ b/src/Base/Parameter.h
@@ -114,7 +114,7 @@ public:
 
     /** @name methods for group handling */
     //@{
-    /// get a handle to a sub group or creat one
+    /// get a handle to a sub group or create one
     Base::Reference<ParameterGrp> GetGroup(const char* Name);
     /// get a vector of all sub groups in this group
     std::vector<Base::Reference<ParameterGrp> > GetGroups(void);
diff --git a/src/Gui/Application.cpp b/src/Gui/Application.cpp
index 9025890196..31595fd15a 100644
--- a/src/Gui/Application.cpp
+++ b/src/Gui/Application.cpp
@@ -930,7 +930,7 @@ void Application::onUpdate(void)
     std::map<const App::Document*, Gui::Document*>::iterator It;
     for (It = d->documents.begin();It != d->documents.end();++It)
         It->second->onUpdate();
-    // update all the independed views
+    // update all the independent views
     for (std::list<Gui::BaseView*>::iterator It2 = d->passive.begin();It2 != d->passive.end();++It2)
         (*It2)->onUpdate();
 }
diff --git a/src/Gui/TaskView/TaskView.cpp b/src/Gui/TaskView/TaskView.cpp
index 15830f7e43..0afc54c8a2 100644
--- a/src/Gui/TaskView/TaskView.cpp
+++ b/src/Gui/TaskView/TaskView.cpp
@@ -518,10 +518,10 @@ void TaskView::showDialog(TaskDialog *dlg)
     assert(!ActiveDialog);
     assert(!ActiveCtrl);
 
-    // remove the TaskWatcher as long the Dialog is up
+    // remove the TaskWatcher as long as the Dialog is up
     removeTaskWatcher();
 
-    // first creat the control element set it up and wire it:
+    // first create the control element, set it up and wire it:
     ActiveCtrl = new TaskEditControl(this);
     ActiveCtrl->buttonBox->setStandardButtons(dlg->getStandardButtons());
 
@@ -604,7 +604,7 @@ void TaskView::removeDialog(void)
 void TaskView::updateWatcher(void)
 {
     // In case a child of the TaskView has the focus and get hidden we have
-    // to make sure that set the focus on a widget that won't be hidden or
+    // to make sure to set the focus on a widget that won't be hidden or
     // deleted because otherwise Qt may forward the focus via focusNextPrevChild()
     // to the mdi area which may switch to another mdi view which is not an
     // acceptable behaviour.
diff --git a/src/Mod/Assembly/Gui/ViewProviderConstraint.cpp b/src/Mod/Assembly/Gui/ViewProviderConstraint.cpp
index 8c5a0a12a4..13d00e49d6 100644
--- a/src/Mod/Assembly/Gui/ViewProviderConstraint.cpp
+++ b/src/Mod/Assembly/Gui/ViewProviderConstraint.cpp
@@ -129,7 +129,7 @@ ViewProviderConstraint::ViewProviderConstraint() : m_selected(false)
 {
     Selectable.setValue(false);
 
-    //constraint entiti color
+    //constraint entity color
     ParameterGrp::handle hGrp = App::GetApplication().GetParameterGroupByPath("User parameter:BaseApp/Preferences/View");
     unsigned long scol = hGrp->GetUnsigned("ConstructionColor", 56319UL);
     float r, g, b;
diff --git a/src/Mod/PartDesign/Gui/TaskPadParameters.cpp b/src/Mod/PartDesign/Gui/TaskPadParameters.cpp
index c4e83f2869..6f63e21f10 100644
--- a/src/Mod/PartDesign/Gui/TaskPadParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskPadParameters.cpp
@@ -151,7 +151,7 @@ TaskPadParameters::TaskPadParameters(ViewProviderPad *PadView, QWidget *parent,
 
 void TaskPadParameters::updateUI(int index)
 {
-    // disable/hide evrything unless we are sure we don't need it
+    // disable/hide everything unless we are sure we don't need it
     bool isLengthEditVisable  = false;
     bool isLengthEdit2Visable = false;
     bool isOffsetEditVisable  = false;
diff --git a/src/Mod/PartDesign/Gui/TaskPocketParameters.cpp b/src/Mod/PartDesign/Gui/TaskPocketParameters.cpp
index 7220d3ca66..066be1122b 100644
--- a/src/Mod/PartDesign/Gui/TaskPocketParameters.cpp
+++ b/src/Mod/PartDesign/Gui/TaskPocketParameters.cpp
@@ -141,7 +141,7 @@ TaskPocketParameters::TaskPocketParameters(ViewProviderPocket *PocketView,QWidge
 
 void TaskPocketParameters::updateUI(int index)
 {
-    // disable/hide evrything unless we are sure we don't need it
+    // disable/hide everything unless we are sure we don't need it
     bool isLengthEditVisable  = false;
     bool isOffsetEditVisable  = false;
     bool isOffsetEditEnabled  = true;
diff --git a/src/Mod/PartDesign/Gui/ViewProvider.cpp b/src/Mod/PartDesign/Gui/ViewProvider.cpp
index 0eac35772d..a343beeb66 100644
--- a/src/Mod/PartDesign/Gui/ViewProvider.cpp
+++ b/src/Mod/PartDesign/Gui/ViewProvider.cpp
@@ -251,7 +251,7 @@ void ViewProvider::setBodyMode(bool bodymode) {
 
 void ViewProvider::makeTemporaryVisible(bool onoff)
 {
-    //make sure to not use the overridden versions, as they change proeprties
+    //make sure to not use the overridden versions, as they change properties
     if (onoff) {
         if (VisualTouched) {
             updateVisual(static_cast<Part::Feature*>(getObject())->Shape.getValue());
diff --git a/src/Mod/Path/PathScripts/PathJobCmd.py b/src/Mod/Path/PathScripts/PathJobCmd.py
index 0e1b7ee0e9..462af6b534 100644
--- a/src/Mod/Path/PathScripts/PathJobCmd.py
+++ b/src/Mod/Path/PathScripts/PathJobCmd.py
@@ -99,7 +99,7 @@ class DlgJobCreate:
 
 class CommandJobCreate:
     '''
-    Command used to creat a command.
+    Command used to create a command.
     When activated the command opens a dialog allowing the user to select a base object (has to be a solid)
     and a template to be used for the initial creation.
     '''
diff --git a/src/Mod/Plot/plotSeries/TaskPanel.py b/src/Mod/Plot/plotSeries/TaskPanel.py
index 4eecb70037..616351892e 100644
--- a/src/Mod/Plot/plotSeries/TaskPanel.py
+++ b/src/Mod/Plot/plotSeries/TaskPanel.py
@@ -217,7 +217,7 @@ class TaskPanel:
                 None))
 
     def fillStyles(self):
-        """Fill the style combo boxes with the availabel ones."""
+        """Fill the style combo boxes with the available ones."""
         mw = self.getMainWindow()
         form = mw.findChild(QtGui.QWidget, "TaskPanel")
         form.style = self.widget(QtGui.QComboBox, "lineStyle")
diff --git a/src/Mod/TechDraw/Gui/DlgPrefsTechDraw2.ui b/src/Mod/TechDraw/Gui/DlgPrefsTechDraw2.ui
index 0e39f55166..7a6c07f4ac 100644
--- a/src/Mod/TechDraw/Gui/DlgPrefsTechDraw2.ui
+++ b/src/Mod/TechDraw/Gui/DlgPrefsTechDraw2.ui
@@ -366,7 +366,7 @@
           </item>
           <item>
            <property name="text">
-            <string>Sollid</string>
+            <string>Solid</string>
            </property>
           </item>
           <item>