diff --git a/src/libs/ifc/xml/vabstractpattern.cpp b/src/libs/ifc/xml/vabstractpattern.cpp
index 7b11f0646..7565b4043 100644
--- a/src/libs/ifc/xml/vabstractpattern.cpp
+++ b/src/libs/ifc/xml/vabstractpattern.cpp
@@ -414,6 +414,7 @@ auto VAbstractPattern::GetActivDrawElement(QDomElement &element) const -> bool
 auto VAbstractPattern::getLocalHistory(const QString &draw) const -> QVector<VToolRecord>
 {
     QVector<VToolRecord> historyPP;
+    historyPP.reserve(history.size());
     for (qint32 i = 0; i < history.size(); ++i)
     {
         const VToolRecord &tool = history.at(i);
@@ -733,8 +734,9 @@ auto VAbstractPattern::ParsePieceNodes(const QDomElement &domElement) -> VPieceP
 //---------------------------------------------------------------------------------------------------------------------
 auto VAbstractPattern::ParsePieceCSARecords(const QDomElement &domElement) -> QVector<CustomSARecord>
 {
-    QVector<CustomSARecord> records;
     const QDomNodeList nodeList = domElement.childNodes();
+    QVector<CustomSARecord> records;
+    records.reserve(nodeList.size());
     for (qint32 i = 0; i < nodeList.size(); ++i)
     {
         const QDomElement element = nodeList.at(i).toElement();
@@ -756,8 +758,9 @@ auto VAbstractPattern::ParsePieceCSARecords(const QDomElement &domElement) -> QV
 //---------------------------------------------------------------------------------------------------------------------
 auto VAbstractPattern::ParsePieceInternalPaths(const QDomElement &domElement) -> QVector<quint32>
 {
-    QVector<quint32> records;
     const QDomNodeList nodeList = domElement.childNodes();
+    QVector<quint32> records;
+    records.reserve(nodeList.size());
     for (qint32 i = 0; i < nodeList.size(); ++i)
     {
         const QDomElement element = nodeList.at(i).toElement();
@@ -1759,6 +1762,7 @@ auto VAbstractPattern::ListIncrements() const -> QStringList
     auto GetExpressions = [&increments, this](const QString &type)
     {
         const QDomNodeList list = elementsByTagName(type);
+        increments.reserve(list.size());
         for (int i = 0; i < list.size(); ++i)
         {
             const QString name = GetParametrEmptyString(list.at(i).toElement(), AttrName);
@@ -2636,6 +2640,7 @@ auto VAbstractPattern::GetGroups(const QString &patternPieceName) -> QMap<quint3
 
                             const QDomNodeList nodeList = group.childNodes();
                             const qint32 num = nodeList.size();
+                            items.reserve(num);
                             for (qint32 i = 0; i < num; ++i)
                             {
                                 const QDomElement element = nodeList.at(i).toElement();
diff --git a/src/libs/ifc/xml/vpatternconverter.cpp b/src/libs/ifc/xml/vpatternconverter.cpp
index 618006055..b7cf3e387 100644
--- a/src/libs/ifc/xml/vpatternconverter.cpp
+++ b/src/libs/ifc/xml/vpatternconverter.cpp
@@ -2238,6 +2238,7 @@ void VPatternConverter::TagUnionDetailsToV0_4_0()
             QDomElement tagChildrenNodes = createElement(*strChildren);
 
             const QDomNodeList childList = toolDOM.childNodes();
+            nodes.reserve(childList.size());
             for (qint32 i = 0; i < childList.size(); ++i)
             {
                 const QDomElement element = childList.at(i).toElement();
diff --git a/src/libs/vformat/vdimensions.cpp b/src/libs/vformat/vdimensions.cpp
index 693bec491..4b6346431 100644
--- a/src/libs/vformat/vdimensions.cpp
+++ b/src/libs/vformat/vdimensions.cpp
@@ -33,16 +33,18 @@
 
 //---------------------------------------------------------------------------------------------------------------------
 VAbstartMeasurementDimension::VAbstartMeasurementDimension(Unit units)
-    : m_units(units)
-{}
+  : m_units(units)
+{
+}
 
 //---------------------------------------------------------------------------------------------------------------------
 VAbstartMeasurementDimension::VAbstartMeasurementDimension(Unit units, qreal min, qreal max, qreal step)
-    : m_units(units),
-      m_minValue(min),
-      m_maxValue(max),
-      m_step(step)
-{}
+  : m_units(units),
+    m_minValue(min),
+    m_maxValue(max),
+    m_step(step)
+{
+}
 
 //---------------------------------------------------------------------------------------------------------------------
 auto VAbstartMeasurementDimension::IsValid() -> bool
@@ -60,7 +62,7 @@ auto VAbstartMeasurementDimension::RangeMin() const -> int
         const int rangeMinMm = 200;
         const int rangeMinInch = 8;
 
-        switch(Units())
+        switch (Units())
         {
             case Unit::Cm:
                 return rangeMinCm;
@@ -85,7 +87,7 @@ auto VAbstartMeasurementDimension::RangeMax() const -> int
         const int rangeMaxMm = 2720;
         const int rangeMaxInch = 107;
 
-        switch(Units())
+        switch (Units())
         {
             case Unit::Cm:
                 return rangeMaxCm;
@@ -135,8 +137,7 @@ auto VAbstartMeasurementDimension::ValidSteps() const -> QVector<qreal>
             }
             candidate = 1 + s * i;
             ++i;
-        }
-        while(candidate < stepBarrier);
+        } while (candidate < stepBarrier);
     }
 
     return steps;
@@ -159,12 +160,11 @@ auto VAbstartMeasurementDimension::ValidBasesList() const -> QStringList
         list.append(QString::number(base));
     }
     return list;
-
 }
 
 //---------------------------------------------------------------------------------------------------------------------
-auto VAbstartMeasurementDimension::ValidBases(qreal min, qreal max, qreal step,
-                                              const QSet<qreal> &exclude) -> QVector<qreal>
+auto VAbstartMeasurementDimension::ValidBases(qreal min, qreal max, qreal step, const QSet<qreal> &exclude)
+    -> QVector<qreal>
 {
     QVector<qreal> validBases;
 
@@ -190,8 +190,7 @@ auto VAbstartMeasurementDimension::ValidBases(qreal min, qreal max, qreal step,
         }
         value = min + step * i;
         ++i;
-    }
-    while(value < max + step);
+    } while (value < max + step);
 
     if (validBases.isEmpty())
     {
@@ -202,8 +201,7 @@ auto VAbstartMeasurementDimension::ValidBases(qreal min, qreal max, qreal step,
             validBases.append(value);
             value = min + step * i;
             ++i;
-        }
-        while(value < max + step);
+        } while (value < max + step);
     }
 
     return validBases;
@@ -265,7 +263,7 @@ auto VAbstartMeasurementDimension::IsUnitsValid() const -> bool
 //---------------------------------------------------------------------------------------------------------------------
 auto VAbstartMeasurementDimension::DimensionName(MeasurementDimension type) -> QString
 {
-    switch(type)
+    switch (type)
     {
         case MeasurementDimension::X:
             return QCoreApplication::translate("VAbstartMeasurementDimension", "Height", "dimension");
@@ -288,7 +286,7 @@ auto VAbstartMeasurementDimension::DimensionToolTip(const MeasurementDimension_p
         return {};
     }
 
-    switch(dimension->Type())
+    switch (dimension->Type())
     {
         case MeasurementDimension::Y:
             if (dimension->CustomName().isEmpty() && dimension->IsBodyMeasurement())
@@ -326,51 +324,59 @@ auto VAbstartMeasurementDimension::DimensionToolTip(const MeasurementDimension_p
 // VXMeasurementDimension
 //---------------------------------------------------------------------------------------------------------------------
 VXMeasurementDimension::VXMeasurementDimension(Unit units)
-    : VAbstartMeasurementDimension(units)
-{}
+  : VAbstartMeasurementDimension(units)
+{
+}
 
 //---------------------------------------------------------------------------------------------------------------------
 VXMeasurementDimension::VXMeasurementDimension(Unit units, qreal min, qreal max, qreal step)
-    : VAbstartMeasurementDimension(units, min, max, step)
-{}
+  : VAbstartMeasurementDimension(units, min, max, step)
+{
+}
 
 // VYMeasurementDimension
 //---------------------------------------------------------------------------------------------------------------------
 VYMeasurementDimension::VYMeasurementDimension(Unit units)
-    : VAbstartMeasurementDimension(units)
-{}
+  : VAbstartMeasurementDimension(units)
+{
+}
 
 //---------------------------------------------------------------------------------------------------------------------
 VYMeasurementDimension::VYMeasurementDimension(Unit units, qreal min, qreal max, qreal step)
-    : VAbstartMeasurementDimension(units, min, max, step)
-{}
+  : VAbstartMeasurementDimension(units, min, max, step)
+{
+}
 
 // VWMeasurementDimension
 //---------------------------------------------------------------------------------------------------------------------
 VWMeasurementDimension::VWMeasurementDimension(Unit units)
-    : VAbstartMeasurementDimension(units)
-{}
+  : VAbstartMeasurementDimension(units)
+{
+}
 
 //---------------------------------------------------------------------------------------------------------------------
 VWMeasurementDimension::VWMeasurementDimension(Unit units, qreal min, qreal max, qreal step)
-    : VAbstartMeasurementDimension(units, min, max, step)
-{}
+  : VAbstartMeasurementDimension(units, min, max, step)
+{
+}
 
 // VZMeasurementDimension
 //---------------------------------------------------------------------------------------------------------------------
 VZMeasurementDimension::VZMeasurementDimension(Unit units)
-    : VAbstartMeasurementDimension(units)
-{}
+  : VAbstartMeasurementDimension(units)
+{
+}
 
 //---------------------------------------------------------------------------------------------------------------------
 VZMeasurementDimension::VZMeasurementDimension(Unit units, qreal min, qreal max, qreal step)
-    : VAbstartMeasurementDimension(units, min, max, step)
-{}
+  : VAbstartMeasurementDimension(units, min, max, step)
+{
+}
 
 // VDimensionRestriction
 //---------------------------------------------------------------------------------------------------------------------
-VDimensionRestriction::VDimensionRestriction(qreal min, qreal max, const QString &exclude) :
-    m_min(min),
+VDimensionRestriction::VDimensionRestriction(qreal min, qreal max, const QString &exclude)
+  : m_min(min),
     m_max(max)
 {
     SetExcludeString(exclude);
@@ -399,6 +405,7 @@ auto VDimensionRestriction::GetExcludeString() const -> QString
 {
     QList<qreal> const list = m_exclude.values();
     QStringList excludeList;
+    excludeList.reserve(list.size());
 
     for (const auto &value : list)
     {
diff --git a/src/libs/vlayout/vlayoutgenerator.cpp b/src/libs/vlayout/vlayoutgenerator.cpp
index e89480907..5264823df 100644
--- a/src/libs/vlayout/vlayoutgenerator.cpp
+++ b/src/libs/vlayout/vlayoutgenerator.cpp
@@ -680,6 +680,7 @@ auto VLayoutGenerator::MoveDetails(qreal length, const QVector<VLayoutPiece> &de
     }
 
     QList<VLayoutPiece> newDetails;
+    newDetails.reserve(details.size());
     for (auto d : details)
     {
         IsPortrait() ? d.Translate(0, length) : d.Translate(length, 0);
diff --git a/src/libs/vobj/vobjengine.cpp b/src/libs/vobj/vobjengine.cpp
index 4cba90034..bbb98011f 100644
--- a/src/libs/vobj/vobjengine.cpp
+++ b/src/libs/vobj/vobjengine.cpp
@@ -213,6 +213,7 @@ void VObjEngine::drawPath(const QPainterPath &path)
         if (skipFace == false)
         {
             QPolygonF face;
+            face.reserve(num_verts);
             for (int ind = 0; ind < num_verts; ind++)
             {
                 face << QPointF(pf[ind]);
@@ -334,13 +335,16 @@ auto VObjEngine::MakePointsUnique(const QPolygonF &polygon) const -> QPolygonF
 //---------------------------------------------------------------------------------------------------------------------
 auto VObjEngine::Square(const QPolygonF &poly) const -> qint64
 {
-    QVector<qreal> x;
-    QVector<qreal> y;
-
     vsizetype const n = poly.count();
     qreal s, res = 0;
     qint64 sq = 0;
 
+    QVector<qreal> x;
+    QVector<qreal> y;
+
+    x.reserve(n);
+    y.reserve(n);
+
     for (int i = 0; i < n; i++)
     {
         x.append(poly.at(i).x());