diff --git a/libs/libkis/Document.h b/libs/libkis/Document.h
--- a/libs/libkis/Document.h
+++ b/libs/libkis/Document.h
@@ -274,8 +274,29 @@
     void setWidth(int value);
 
     /**
+     * @return the left edge of the canvas in pixels.
+     */
+    int xOffset() const;
+
+    /**
+     * @brief setXOffset sets the left edge of the canvas to @param x.
+     */
+    void setXOffset(int x);
+
+    /**
+     * @return the top edge of the canvas in pixels.
+     */
+    int yOffset() const;
+
+    /**
+     * @brief setYOffset sets the top edge of the canvas to @param y.
+     */
+    void setYOffset(int y);
+
+    /**
      * @return xRes the horizontal resolution of the image in pixels per pt (there are 72 pts to an inch)
      */
+
     double xRes() const;
 
     /**
@@ -355,12 +376,14 @@
     void flatten();
 
     /**
-     * @brief resizeImage resizes the canvas to the given width and height.
+     * @brief resizeImage resizes the canvas to the given left edge, top edge, width and height.
      * Note: This doesn't scale, use scale image for that.
+     * @param x the new left edge
+     * @param y the new top edge
      * @param w the new width
      * @param h the new height
      */
-    void resizeImage(int w, int h);
+    void resizeImage(int x, int y, int w, int h);
 
     /**
     * @brief scaleImage
diff --git a/libs/libkis/Document.cpp b/libs/libkis/Document.cpp
--- a/libs/libkis/Document.cpp
+++ b/libs/libkis/Document.cpp
@@ -208,6 +208,7 @@
     d->document->documentInfo()->load(doc);
 }
 
+
 QString Document::fileName() const
 {
     if (!d->document) return QString::null;
@@ -233,7 +234,10 @@
 {
     if (!d->document) return;
     if (!d->document->image()) return;
-    resizeImage(d->document->image()->width(), value);
+    resizeImage(d->document->image()->bounds().x(),
+                d->document->image()->bounds().y(),
+                d->document->image()->width(),
+                value);
 }
 
 
@@ -311,9 +315,51 @@
 {
     if (!d->document) return;
     if (!d->document->image()) return;
-    resizeImage(value, d->document->image()->height());
+    resizeImage(d->document->image()->bounds().x(),
+                d->document->image()->bounds().y(),
+                value,
+                d->document->image()->height());
+}
+
+
+int Document::xOffset() const
+{
+    if (!d->document) return 0;
+    KisImageSP image = d->document->image();
+    if (!image) return 0;
+    return image->bounds().x();
+}
+
+void Document::setXOffset(int x)
+{
+    if (!d->document) return;
+    if (!d->document->image()) return;
+    resizeImage(x,
+                d->document->image()->bounds().y(),
+                d->document->image()->width(),
+                d->document->image()->height());
+}
+
+
+int Document::yOffset() const
+{
+    if (!d->document) return 0;
+    KisImageSP image = d->document->image();
+    if (!image) return 0;
+    return image->bounds().y();
+}
+
+void Document::setYOffset(int y)
+{
+    if (!d->document) return;
+    if (!d->document->image()) return;
+    resizeImage(d->document->image()->bounds().x(),
+                y,
+                d->document->image()->width(),
+                d->document->image()->height());
 }
 
+
 double Document::xRes() const
 {
     if (!d->document) return 0.0;
@@ -396,14 +442,17 @@
     d->document->image()->flatten();
 }
 
-void Document::resizeImage(int w, int h)
+void Document::resizeImage(int x, int y, int w, int h)
 {
     if (!d->document) return;
     KisImageSP image = d->document->image();
     if (!image) return;
-    QRect rc = image->bounds();
+    QRect rc;
+    rc.setX(x);
+    rc.setY(y);
     rc.setWidth(w);
     rc.setHeight(h);
+
     image->resizeImage(rc);
 }
 
diff --git a/plugins/extensions/pykrita/plugin/plugins/canvassize/canvassize.py b/plugins/extensions/pykrita/plugin/plugins/canvassize/canvassize.py
--- a/plugins/extensions/pykrita/plugin/plugins/canvassize/canvassize.py
+++ b/plugins/extensions/pykrita/plugin/plugins/canvassize/canvassize.py
@@ -8,7 +8,7 @@
         super(CanvasSizeExtension, self).__init__(parent)
 
     def setup(self):
-        action = krita.Krita.instance().createAction("Canvas Size")
+        action = krita.Krita.instance().createAction("canvas_size", "Canvas Size")
         action.setToolTip("Plugin to change canvas size to selected documents")
         action.triggered.connect(self.initialize)
 
diff --git a/plugins/extensions/pykrita/plugin/plugins/canvassize/uicanvassize.py b/plugins/extensions/pykrita/plugin/plugins/canvassize/uicanvassize.py
--- a/plugins/extensions/pykrita/plugin/plugins/canvassize/uicanvassize.py
+++ b/plugins/extensions/pykrita/plugin/plugins/canvassize/uicanvassize.py
@@ -2,7 +2,8 @@
 from PyQt5.QtCore import Qt
 from PyQt5.QtWidgets import (QFormLayout, QListWidget,QAbstractItemView,
                              QDialogButtonBox, QVBoxLayout, QFrame,
-                             QPushButton, QAbstractScrollArea)
+                             QPushButton, QAbstractScrollArea, QSpinBox,
+                             QHBoxLayout, QMessageBox)
 import krita
 
 
@@ -13,8 +14,13 @@
         self.mainLayout = QVBoxLayout(self.mainDialog)
         self.formLayout = QFormLayout()
         self.documentLayout = QVBoxLayout()
+        self.offsetLayout = QHBoxLayout()
         self.refreshButton = QPushButton("Refresh")
         self.widgetDocuments = QListWidget()
+        self.widthSpinBox = QSpinBox()
+        self.heightSpinBox = QSpinBox()
+        self.xOffsetSpinBox = QSpinBox()
+        self.yOffsetSpinBox = QSpinBox()
         self.buttonBox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
 
         self.kritaInstance = krita.Krita.instance()
@@ -31,10 +37,21 @@
     def initialize(self):
         self.loadDocuments()
 
+        self.widthSpinBox.setRange(1, 10000)
+        self.heightSpinBox.setRange(1, 10000)
+        self.xOffsetSpinBox.setRange(-10000, 10000)
+        self.yOffsetSpinBox.setRange(-10000, 10000)
+
         self.documentLayout.addWidget(self.widgetDocuments)
         self.documentLayout.addWidget(self.refreshButton)
 
+        self.offsetLayout.addWidget(self.xOffsetSpinBox)
+        self.offsetLayout.addWidget(self.yOffsetSpinBox)
+
         self.formLayout.addRow('Documents', self.documentLayout)
+        self.formLayout.addRow('Width', self.widthSpinBox)
+        self.formLayout.addRow('Height', self.heightSpinBox)
+        self.formLayout.addRow('Offset', self.offsetLayout)
 
         self.line = QFrame()
         self.line.setFrameShape(QFrame.HLine)
@@ -62,4 +79,20 @@
         self.loadDocuments()
 
     def confirmButton(self):
-        pass
+        selectedPaths = [item.text() for item in self.widgetDocuments.selectedItems()]
+        selectedDocuments = [document for document in self.documentsList for path in selectedPaths if path==document.fileName()]
+
+        self.msgBox  = QMessageBox(self.mainDialog)
+        if selectedDocuments:
+            self._resizeAllDocuments(selectedDocuments)
+            self.msgBox.setText("The selected documents has been resized.")
+        else:
+            self.msgBox.setText("Select at least one document.")
+        self.msgBox.exec_()
+
+    def _resizeAllDocuments(self, documents):
+        for document in documents:
+            document.resizeImage(self.xOffsetSpinBox.value(),
+                                 self.yOffsetSpinBox.value(),
+                                 self.widthSpinBox.value(),
+                                 self.heightSpinBox.value())
diff --git a/plugins/extensions/pykrita/plugin/plugins/colorspace/colorspace.py b/plugins/extensions/pykrita/plugin/plugins/colorspace/colorspace.py
--- a/plugins/extensions/pykrita/plugin/plugins/colorspace/colorspace.py
+++ b/plugins/extensions/pykrita/plugin/plugins/colorspace/colorspace.py
@@ -8,7 +8,7 @@
         super(ColorSpaceExtension, self).__init__(parent)
 
     def setup(self):
-        action = krita.Krita.instance().createAction("Color Space")
+        action = krita.Krita.instance().createAction("color_space", "Color Space")
         action.setToolTip("Plugin to change color space to selected documents")
         action.triggered.connect(self.initialize)
 
diff --git a/plugins/extensions/pykrita/plugin/plugins/filtermanager/filtermanager.py b/plugins/extensions/pykrita/plugin/plugins/filtermanager/filtermanager.py
--- a/plugins/extensions/pykrita/plugin/plugins/filtermanager/filtermanager.py
+++ b/plugins/extensions/pykrita/plugin/plugins/filtermanager/filtermanager.py
@@ -8,7 +8,7 @@
         super(FilterManagerExtension, self).__init__(parent)
 
     def setup(self):
-        action = krita.Krita.instance().createAction("Filter Manager")
+        action = krita.Krita.instance().createAction("filter_manager", "Filter Manager")
         action.setToolTip("Plugin to filters management")
         action.triggered.connect(self.initialize)
 
diff --git a/plugins/extensions/pykrita/sip/krita/Document.sip b/plugins/extensions/pykrita/sip/krita/Document.sip
--- a/plugins/extensions/pykrita/sip/krita/Document.sip
+++ b/plugins/extensions/pykrita/sip/krita/Document.sip
@@ -36,6 +36,10 @@
     void setSelection(Selection*  value);
     int width() const;
     void setWidth(int value);
+    int xOffset() const;
+    void setXOffset(int x);
+    int yOffset() const;
+    void setYOffset(int y);
     double xRes() const;
     void setXRes(double xRes) const;
     double yRes() const;
@@ -45,7 +49,7 @@
     void crop(int x, int y, int w, int h);
     bool exportImage(const QString &filename, const InfoObject & exportConfiguration);
     void flatten();
-    void resizeImage(int w, int h);
+    void resizeImage(int x, int y, int w, int h);
     void scaleImage(int w, int h, int xres, int yres, QString strategy);
     void rotateImage(double radians);
     void shearImage(double angleX, double angleY);