diff --git a/ext/ghoul b/ext/ghoul
index c37ff8beb5..200401261c 160000
--- a/ext/ghoul
+++ b/ext/ghoul
@@ -1 +1 @@
-Subproject commit c37ff8beb5b8825ecb67b121ae4deac34677e1bd
+Subproject commit 200401261cba513fb1faa4b7e92bd213435625ad
diff --git a/modules/debugging/rendering/debugrenderer.cpp b/modules/debugging/rendering/debugrenderer.cpp
index 3f028ecb6a..224126586f 100644
--- a/modules/debugging/rendering/debugrenderer.cpp
+++ b/modules/debugging/rendering/debugrenderer.cpp
@@ -111,7 +111,7 @@ void DebugRenderer::renderVertices(const Vertices& clippingSpacePoints, GLenum m
     glVertexAttribPointer(0, 4, GL_FLOAT, GL_FALSE, sizeof(clippingSpacePoints[0]), 0);
 
     // Draw the vertices
-    glDrawArrays(mode, 0, clippingSpacePoints.size());
+    glDrawArrays(mode, 0, static_cast<GLsizei>(clippingSpacePoints.size()));
 
     // Check for errors
     GLenum error = glGetError();
diff --git a/modules/newhorizons/rendering/renderablemodelprojection.cpp b/modules/newhorizons/rendering/renderablemodelprojection.cpp
index 0a4ed8c0bb..36f448f5bc 100644
--- a/modules/newhorizons/rendering/renderablemodelprojection.cpp
+++ b/modules/newhorizons/rendering/renderablemodelprojection.cpp
@@ -347,7 +347,7 @@ void RenderableModelProjection::attitudeParameters(double time) {
     try {
         _instrumentMatrix = SpiceManager::ref().positionTransformMatrix(_projectionComponent.instrumentId(), _destination, time);
     }
-    catch (const SpiceManager::SpiceException& e) {
+    catch (const SpiceManager::SpiceException&) {
         return;
     }
 
diff --git a/modules/newhorizons/rendering/renderableshadowcylinder.cpp b/modules/newhorizons/rendering/renderableshadowcylinder.cpp
index 2350cb5e5f..72e8206064 100644
--- a/modules/newhorizons/rendering/renderableshadowcylinder.cpp
+++ b/modules/newhorizons/rendering/renderableshadowcylinder.cpp
@@ -34,8 +34,6 @@
 
 
 namespace {
-    const std::string _loggerCat      = "RenderablePlane";
-    
     const char* KeyType        = "TerminatorType";
     const char* KeyLightSource = "LightSource";
     const char* KeyObserver    = "Observer";
@@ -50,7 +48,7 @@ namespace openspace {
 RenderableShadowCylinder::RenderableShadowCylinder(const ghoul::Dictionary& dictionary)
     : Renderable(dictionary)
     , _numberOfPoints("amountOfPoints", "Points", 190, 1, 300)
-    , _shadowLength("shadowLength", "Shadow Length", 0.1, 0.0, 0.5)
+    , _shadowLength("shadowLength", "Shadow Length", 0.1f, 0.0f, 0.5f)
     , _shadowColor("shadowColor", "Shadow Color",
                    glm::vec4(1.f, 1.f, 1.f, 0.25f), glm::vec4(0.f), glm::vec4(1.f))
     , _shader(nullptr)
diff --git a/modules/newhorizons/util/imagesequencer.cpp b/modules/newhorizons/util/imagesequencer.cpp
index 9e08dc70d1..3a59a3c52a 100644
--- a/modules/newhorizons/util/imagesequencer.cpp
+++ b/modules/newhorizons/util/imagesequencer.cpp
@@ -333,7 +333,9 @@ bool ImageSequencer::getImagePaths(std::vector<Image>& captures,
                         }
                         
                         if (beforeDist < 1.0 || nextDist < 1.0) {
-                            toDelete.push_back(std::distance(captures.begin(), it));
+                            toDelete.push_back(
+                                static_cast<int>(std::distance(captures.begin(), it))
+                            );
                         }
                     }
                 }
@@ -341,7 +343,7 @@ bool ImageSequencer::getImagePaths(std::vector<Image>& captures,
                 for (size_t i = 0; i < toDelete.size(); ++i) {
                     // We have to subtract i here as we already have deleted i value
                     // before this and we need to adjust the location
-                    int v = toDelete[i] - i;
+                    int v = toDelete[i] - static_cast<int>(i);
                     captures.erase(captures.begin() + v);
                 }
 
diff --git a/modules/newhorizons/util/instrumentdecoder.cpp b/modules/newhorizons/util/instrumentdecoder.cpp
index 33372a28fe..5f4a000efc 100644
--- a/modules/newhorizons/util/instrumentdecoder.cpp
+++ b/modules/newhorizons/util/instrumentdecoder.cpp
@@ -27,6 +27,7 @@
 #include <ghoul/misc/assert.h>
 #include <ghoul/logging/logmanager.h>
 #include <ghoul/misc/dictionary.h>
+
 namespace {
     const std::string _loggerCat  = "InstrumentDecoder";
     const char* keyDetector = "DetectorType";
@@ -40,11 +41,15 @@ InstrumentDecoder::InstrumentDecoder(const ghoul::Dictionary& dictionary)
 {
     bool success = dictionary.getValue(keyDetector, _type);
     ghoul_assert(success, "Instrument has not provided detector type");
-    for_each(_type.begin(), _type.end(), [](char& in){ in = ::toupper(in); });
+    std::for_each(
+        _type.begin(),
+        _type.end(),
+        [](char& in){ in = static_cast<char>(toupper(in)); }
+    );
 
     if (!dictionary.hasKeyAndValue<std::string>(keyStopCommand) && _type == "SCANNER"){
         LWARNING("Scanner must provide stop command, please check mod file.");
-    }else{
+    } else {
         dictionary.getValue(keyStopCommand, _stopCommand);
     }
 
diff --git a/modules/newhorizons/util/instrumentdecoder.h b/modules/newhorizons/util/instrumentdecoder.h
index 14b3689706..c4852f7424 100644
--- a/modules/newhorizons/util/instrumentdecoder.h
+++ b/modules/newhorizons/util/instrumentdecoder.h
@@ -35,6 +35,7 @@ public:
     virtual std::string getDecoderType();
     virtual std::vector<std::string> getTranslation();
     std::string getStopCommand();
+
 private:
     std::string _type;
     std::string _stopCommand;
diff --git a/modules/newhorizons/util/projectioncomponent.cpp b/modules/newhorizons/util/projectioncomponent.cpp
index e6e542c16a..68d4fb1313 100644
--- a/modules/newhorizons/util/projectioncomponent.cpp
+++ b/modules/newhorizons/util/projectioncomponent.cpp
@@ -196,8 +196,8 @@ void ProjectionComponent::initialize(const ghoul::Dictionary& dictionary) {
     _instrumentID = dictionary.value<std::string>(keyInstrument);
     _projectorID = dictionary.value<std::string>(keyProjObserver);
     _projecteeID = dictionary.value<std::string>(keyProjTarget);
-    _fovy = dictionary.value<double>(keyInstrumentFovy);
-    _aspectRatio = dictionary.value<double>(keyInstrumentAspect);
+    _fovy = static_cast<float>(dictionary.value<double>(keyInstrumentFovy));
+    _aspectRatio = static_cast<float>(dictionary.value<double>(keyInstrumentAspect));
 
     _aberration = SpiceManager::AberrationCorrection(
         dictionary.value<std::string>(keyProjAberration)
diff --git a/modules/onscreengui/src/gui.cpp b/modules/onscreengui/src/gui.cpp
index fa34ff997f..1b533dbf7a 100644
--- a/modules/onscreengui/src/gui.cpp
+++ b/modules/onscreengui/src/gui.cpp
@@ -592,7 +592,7 @@ void GUI::renderAndUpdatePropertyVisibility() {
 
     // Array is sorted by importance
     std::array<const char*, 4> items = {  "None", "User", "Developer", "All"};
-    ImGui::Combo("PropertyVisibility", &t, items.data(), items.size());
+    ImGui::Combo("PropertyVisibility", &t, items.data(), static_cast<int>(items.size()));
 
     _currentVisibility = static_cast<V>(t);
     _globalProperty.setVisibility(_currentVisibility);
diff --git a/modules/onscreengui/src/guiiswacomponent.cpp b/modules/onscreengui/src/guiiswacomponent.cpp
index f21ab65189..870d854633 100644
--- a/modules/onscreengui/src/guiiswacomponent.cpp
+++ b/modules/onscreengui/src/guiiswacomponent.cpp
@@ -39,7 +39,6 @@
 namespace {
     using json = nlohmann::json;
     const std::string _loggerCat = "iSWAComponent";
-    const ImVec2 size = ImVec2(350, 500);
 }
 
 namespace openspace {
diff --git a/modules/onscreengui/src/guiperformancecomponent.cpp b/modules/onscreengui/src/guiperformancecomponent.cpp
index 864c76c65e..93be7203c5 100644
--- a/modules/onscreengui/src/guiperformancecomponent.cpp
+++ b/modules/onscreengui/src/guiperformancecomponent.cpp
@@ -89,9 +89,9 @@ void GuiPerformanceComponent::render() {
     }
         
     if (_sceneGraphIsEnabled) {
-        bool v = _sceneGraphIsEnabled;
-        ImGui::Begin("SceneGraph", &v);
-        _sceneGraphIsEnabled = v;
+        bool sge = _sceneGraphIsEnabled;
+        ImGui::Begin("SceneGraph", &sge);
+        _sceneGraphIsEnabled = sge;
         
         // The indices correspond to the index into the average array further below
         ImGui::Text("Sorting");
@@ -399,9 +399,9 @@ void GuiPerformanceComponent::render() {
     }
         
     if (_functionsIsEnabled) {
-        bool v = _functionsIsEnabled;
-        ImGui::Begin("Functions", &v);
-        _functionsIsEnabled = v;
+        bool fe = _functionsIsEnabled;
+        ImGui::Begin("Functions", &fe);
+        _functionsIsEnabled = fe;
         using namespace performance;
             
         for (int i = 0; i < layout->nFunctionEntries; ++i) {
@@ -422,9 +422,6 @@ void GuiPerformanceComponent::render() {
                 std::end(layout->functionEntries[i].time)
             );
                 
-            const PerformanceLayout::FunctionPerformanceLayout& f =
-                layout->functionEntries[i];
-                
             std::string renderTime = std::to_string(
                 entry.time[PerformanceLayout::NumberValues - 1]
             ) + "us";
diff --git a/modules/onscreengui/src/guipropertycomponent.cpp b/modules/onscreengui/src/guipropertycomponent.cpp
index 1730c48f55..a6946957d1 100644
--- a/modules/onscreengui/src/guipropertycomponent.cpp
+++ b/modules/onscreengui/src/guipropertycomponent.cpp
@@ -42,18 +42,18 @@ namespace {
 int nVisibleProperties(const std::vector<properties::Property*>& properties,
     properties::Property::Visibility visibility)
 {
-    return std::count_if(
+    return static_cast<int>(std::count_if(
         properties.begin(),
         properties.end(),
         [visibility](properties::Property* p) {
-        using V = properties::Property::Visibility;
-        return
-            static_cast<std::underlying_type_t<V>>(visibility) >=
-            static_cast<std::underlying_type_t<V>>(p->visibility());
-    }
-    );
-}
+            using V = properties::Property::Visibility;
+            return
+                static_cast<std::underlying_type_t<V>>(visibility) >=
+                static_cast<std::underlying_type_t<V>>(p->visibility());
+        }
+    ));
 }
+} // namespace
 
 namespace gui {
 
diff --git a/modules/onscreengui/src/renderproperties.cpp b/modules/onscreengui/src/renderproperties.cpp
index c0e714cf82..63693c1f77 100644
--- a/modules/onscreengui/src/renderproperties.cpp
+++ b/modules/onscreengui/src/renderproperties.cpp
@@ -172,9 +172,9 @@ void renderDoubleProperty(properties::Property* prop, const std::string& ownerNa
     std::string name = p->guiName();
     ImGui::PushID((ownerName + "." + name).c_str());
 
-    float value = *p;
-    float min = p->minValue();
-    float max = p->maxValue();
+    float value = static_cast<float>(*p);
+    float min = static_cast<float>(p->minValue());
+    float max = static_cast<float>(p->maxValue());
 
     ImGui::SliderFloat(name.c_str(), &value, min, max, "%.5f");
     renderTooltip(prop);
@@ -211,8 +211,8 @@ void renderIVec2Property(Property* prop, const std::string& ownerName) {
     ImGui::PushID((ownerName + "." + name).c_str());
     
     IVec2Property::ValueType value = *p;
-    float min = std::min(p->minValue().x, p->minValue().y);
-    float max = std::max(p->maxValue().x, p->maxValue().y);
+    int min = std::min(p->minValue().x, p->minValue().y);
+    int max = std::max(p->maxValue().x, p->maxValue().y);
     ImGui::SliderInt2(
         name.c_str(),
         &value.x,
@@ -237,8 +237,8 @@ void renderIVec3Property(Property* prop, const std::string& ownerName) {
     ImGui::PushID((ownerName + "." + name).c_str());
     
     IVec3Property::ValueType value = *p;
-    float min = std::min(std::min(p->minValue().x, p->minValue().y), p->minValue().z);
-    float max = std::max(std::max(p->maxValue().x, p->maxValue().y), p->maxValue().z);
+    int min = std::min(std::min(p->minValue().x, p->minValue().y), p->minValue().z);
+    int max = std::max(std::max(p->maxValue().x, p->maxValue().y), p->maxValue().z);
     
     ImGui::SliderInt3(
         name.c_str(),
@@ -264,10 +264,10 @@ void renderIVec4Property(Property* prop, const std::string& ownerName) {
     ImGui::PushID((ownerName + "." + name).c_str());
     
     IVec4Property::ValueType value = *p;
-    float min = std::min(std::min(std::min(
+    int min = std::min(std::min(std::min(
         p->minValue().x, p->minValue().y), p->minValue().z), p->minValue().w
     );
-    float max = std::max(std::max(std::max(
+    int max = std::max(std::max(std::max(
         p->maxValue().x, p->maxValue().y), p->maxValue().z), p->maxValue().w
     );
     
@@ -406,8 +406,8 @@ void renderDVec2Property(Property* prop, const std::string& ownerName) {
     ImGui::PushID((ownerName + "." + name).c_str());
 
     glm::vec2 value = glm::dvec2(*p);
-    float min = std::min(p->minValue().x, p->minValue().y);
-    float max = std::max(p->maxValue().x, p->maxValue().y);
+    float min = static_cast<float>(std::min(p->minValue().x, p->minValue().y));
+    float max = static_cast<float>(std::max(p->maxValue().x, p->maxValue().y));
     ImGui::SliderFloat2(
         name.c_str(),
         &value.x,
@@ -433,8 +433,12 @@ void renderDVec3Property(Property* prop, const std::string& ownerName) {
     ImGui::PushID((ownerName + "." + name).c_str());
 
     glm::vec3 value = glm::dvec3(*p);
-    float min = std::min(std::min(p->minValue().x, p->minValue().y), p->minValue().z);
-    float max = std::max(std::max(p->maxValue().x, p->maxValue().y), p->maxValue().z);
+    float min = static_cast<float>(
+        std::min(std::min(p->minValue().x, p->minValue().y), p->minValue().z)
+    );
+    float max = static_cast<float>(
+        std::max(std::max(p->maxValue().x, p->maxValue().y), p->maxValue().z)
+    );
 
     bool changed = ImGui::SliderFloat3(
         name.c_str(),
@@ -463,10 +467,16 @@ void renderDVec4Property(Property* prop, const std::string& ownerName) {
     ImGui::PushID((ownerName + "." + name).c_str());
 
     glm::vec4 value = glm::dvec4(*p);
-    float min = std::min(std::min(std::min(
-        p->minValue().x, p->minValue().y), p->minValue().z), p->minValue().w);
-    float max = std::max(std::max(std::max(
-        p->maxValue().x, p->maxValue().y), p->maxValue().z), p->maxValue().w);
+    float min = static_cast<float>(
+        std::min(std::min(std::min(
+            p->minValue().x, p->minValue().y), p->minValue().z), p->minValue().w
+        )
+    );
+    float max = static_cast<float>(
+        std::max(std::max(std::max(
+            p->maxValue().x, p->maxValue().y), p->maxValue().z), p->maxValue().w
+        )
+    );
 
     ImGui::SliderFloat4(
         name.c_str(),