diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
new file mode 100644
index 0000000..dba5784
--- /dev/null
+++ b/cpp/CMakeLists.txt
@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.15)
+project(Platform.Exceptions)
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+add_library(${PROJECT_NAME}.Library INTERFACE)
+target_include_directories(${PROJECT_NAME}.Library INTERFACE ${PROJECT_NAME})
+target_link_libraries(${PROJECT_NAME}.Library INTERFACE CONAN_PKG::platform.delegates)
+
+add_executable(${PROJECT_NAME}.Tests ${PROJECT_NAME}.Tests/AllTests.cpp)
+target_link_libraries(${PROJECT_NAME}.Tests PRIVATE ${PROJECT_NAME}.Library)
+target_link_libraries(${PROJECT_NAME}.Tests PRIVATE CONAN_PKG::gtest)
+set_target_properties(${PROJECT_NAME}.Tests PROPERTIES CXX_STANDARD 20)
diff --git a/cpp/Platform.Exceptions.Tests/AllTests.cpp b/cpp/Platform.Exceptions.Tests/AllTests.cpp
index dd04d89..ca3504f 100644
--- a/cpp/Platform.Exceptions.Tests/AllTests.cpp
+++ b/cpp/Platform.Exceptions.Tests/AllTests.cpp
@@ -1,7 +1,6 @@
-#include "pch.h"
-#include "CppUnitTest.h"
-using namespace Microsoft::VisualStudio::CppUnitTestFramework;
+#include "pch.h" // linux-like
+#include <gtest/gtest.h>
+
 #include "EnsuranceTests.cpp"
-// Due to the nature of extension methods these tests do not apply to C++
-//#include "Ignore/EnsureExtensions.cpp"
-//#include "Ignore/IgnoredEnsuranceTests.cpp"
+#include "Ignore/EnsureExtensions.cpp"
+#include "Ignore/IgnoredEnsuranceTests.cpp"
\ No newline at end of file
diff --git a/cpp/Platform.Exceptions.Tests/EnsuranceTests.cpp b/cpp/Platform.Exceptions.Tests/EnsuranceTests.cpp
index 6afcefc..1e96a4a 100644
--- a/cpp/Platform.Exceptions.Tests/EnsuranceTests.cpp
+++ b/cpp/Platform.Exceptions.Tests/EnsuranceTests.cpp
@@ -1,10 +1,7 @@
 namespace Platform::Exceptions::Tests
 {
-    TEST_CLASS(EnsuranceTests)
+    TEST(EnsuranceTests, ArgumentNotNullEnsuranceTest)
     {
-        public: TEST_METHOD(ArgumentNotNullEnsuranceTest)
-        {
-            Assert::ExpectException<std::invalid_argument>([&]()-> auto { return Platform::Exceptions::EnsureExtensions::ArgumentNotNull<void*>(Platform::Exceptions::Ensure::Always, {}, "object"); });
-        }
+        EXPECT_THROW(Always::ArgumentNotNull(nullptr, "object"), std::invalid_argument);
     };
 }
diff --git a/cpp/Platform.Exceptions.Tests/EnsureExtensions.cpp b/cpp/Platform.Exceptions.Tests/EnsureExtensions.cpp
deleted file mode 100644
index d0b7619..0000000
--- a/cpp/Platform.Exceptions.Tests/EnsureExtensions.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-namespace Platform::Exceptions::Tests::Ignore
-{
-    class EnsureExtensions
-    {
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument* argument, const char* argumentName)
-        {
-        }
-    };
-}
diff --git a/cpp/Platform.Exceptions.Tests/Ignore/EnsureExtensions.cpp b/cpp/Platform.Exceptions.Tests/Ignore/EnsureExtensions.cpp
index 4b16d62..694f2ec 100644
--- a/cpp/Platform.Exceptions.Tests/Ignore/EnsureExtensions.cpp
+++ b/cpp/Platform.Exceptions.Tests/Ignore/EnsureExtensions.cpp
@@ -1,9 +1,7 @@
-namespace Platform::Exceptions::Tests::Ignore
+namespace Platform::Exceptions::Tests::Ignore::Always
 {
-    class EnsureExtensions
+    void ArgumentNotNull(auto argument, const std::string& argumentName)
+        requires std::is_pointer_v<decltype(argument)> || std::is_null_pointer_v<decltype(argument)>
     {
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument* argument, std::string argumentName)
-        {
-        }
-    };
+    }
 }
diff --git a/cpp/Platform.Exceptions.Tests/Ignore/IgnoredEnsuranceTests.cpp b/cpp/Platform.Exceptions.Tests/Ignore/IgnoredEnsuranceTests.cpp
index 587afde..e09517a 100644
--- a/cpp/Platform.Exceptions.Tests/Ignore/IgnoredEnsuranceTests.cpp
+++ b/cpp/Platform.Exceptions.Tests/Ignore/IgnoredEnsuranceTests.cpp
@@ -1,10 +1,7 @@
 namespace Platform::Exceptions::Tests::Ignore
 {
-    TEST_CLASS(IgnoredEnsuranceTests)
+    TEST(IgnoredEnsuranceTests, EnsuranceIgnoredTest)
     {
-        public: TEST_METHOD(EnsuranceIgnoredTest)
-        {
-            Platform::Exceptions::EnsureExtensions::ArgumentNotNull<void*>(Platform::Exceptions::Ensure::Always, {}, "object");
-        }
+        EXPECT_NO_THROW(Always::ArgumentNotNull(nullptr, "object"));
     };
 }
diff --git a/cpp/Platform.Exceptions.Tests/IgnoredEnsuranceTests.cpp b/cpp/Platform.Exceptions.Tests/IgnoredEnsuranceTests.cpp
deleted file mode 100644
index 5f25f6d..0000000
--- a/cpp/Platform.Exceptions.Tests/IgnoredEnsuranceTests.cpp
+++ /dev/null
@@ -1,10 +0,0 @@
-namespace Platform::Exceptions::Tests::Ignore
-{
-    TEST_CLASS(IgnoredEnsurance)
-    {
-        public: TEST_METHOD(EnsuranceIgnoredTest)
-        {
-            Platform::Exceptions::EnsureExtensions::ArgumentNotNull<void*>(Platform::Exceptions::Ensure::Always, nullptr, "object");
-        }
-    };
-}
diff --git a/cpp/Platform.Exceptions/Ensure.h b/cpp/Platform.Exceptions/Ensure.h
index 89fa6be..d5ced65 100644
--- a/cpp/Platform.Exceptions/Ensure.h
+++ b/cpp/Platform.Exceptions/Ensure.h
@@ -1,9 +1 @@
-namespace Platform::Exceptions
-{
-    class Ensure
-    {
-        public: inline static Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot Always;
-
-        public: inline static Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot OnDebug;
-    };
-}
+/// Not need
diff --git a/cpp/Platform.Exceptions/EnsureExtensions.h b/cpp/Platform.Exceptions/EnsureExtensions.h
index 0985170..7d1c6bd 100644
--- a/cpp/Platform.Exceptions/EnsureExtensions.h
+++ b/cpp/Platform.Exceptions/EnsureExtensions.h
@@ -1,41 +1,48 @@
-namespace Platform::Exceptions
+namespace Platform::Exceptions::Always
 {
-    class EnsureExtensions
+    void ArgumentNotNull(auto argument, const std::string& argumentName, const std::string& message)
+        requires std::is_pointer_v<decltype(argument)> || std::is_null_pointer_v<decltype(argument)>
     {
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument* argument, std::string argumentName, std::string message)
+        if (argument == nullptr)
         {
-            if (argument == nullptr)
-            {
-                throw std::invalid_argument(std::string("Argument ").append(argumentName).append(" is null: ").append(message).append(1, '.'));
-            }
+            throw std::invalid_argument(std::string("Argument ").append(argumentName).append(" is null: ").append(message).append(1, '.'));
         }
+    }
 
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument* argument, std::string argumentName) { ArgumentNotNull(root, argument, argumentName, std::string("Argument ").append(argumentName).append(" is null.")); }
-
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument* argument) { ArgumentNotNull(root, argument, {}); }
-
-        public: template <typename TArgument> static void ArgumentMeetsCriteria(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument argument, std::function<bool(TArgument)> predicate, std::string argumentName, std::string message)
+    void ArgumentNotNull(auto argument, const std::string& argumentName)
+        requires std::is_pointer_v<decltype(argument)> || std::is_null_pointer_v<decltype(argument)>
+    {
+        if (argument == nullptr)
         {
-            if (!predicate(argument))
-            {
-                throw std::invalid_argument(std::string("Invalid ").append(argumentName).append(" argument: ").append(message).append(1, '.'));
-            }
+            throw std::invalid_argument(std::string("Argument ").append(argumentName).append(" is null."));
         }
+    }
 
-        public: template <typename TArgument> static void ArgumentMeetsCriteria(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument argument, std::function<bool(TArgument)> predicate, std::string argumentName) { ArgumentMeetsCriteria(root, argument, predicate, argumentName, std::string("Argument ").append(argumentName).append(" does not meet the criteria.")); }
-
-        public: template <typename TArgument> static void ArgumentMeetsCriteria(Platform::Exceptions::ExtensionRoots::EnsureAlwaysExtensionRoot root, TArgument argument, std::function<bool(TArgument)> predicate) { ArgumentMeetsCriteria(root, argument, predicate, {}); }
-
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot root, TArgument* argument, std::string argumentName, std::string message) { Platform::Exceptions::EnsureExtensions::ArgumentNotNull(Platform::Exceptions::Ensure::Always, argument, argumentName, message); }
-
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot root, TArgument* argument, std::string argumentName) { Platform::Exceptions::EnsureExtensions::ArgumentNotNull(Platform::Exceptions::Ensure::Always, argument, argumentName); }
-
-        public: template <typename TArgument> static void ArgumentNotNull(Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot root, TArgument* argument) { Platform::Exceptions::EnsureExtensions::ArgumentNotNull(Platform::Exceptions::Ensure::Always, argument); }
+    void ArgumentNotNull(auto argument)
+        requires std::is_pointer_v<decltype(argument)> || std::is_null_pointer_v<decltype(argument)>
+    {
+        if (argument == nullptr)
+        {
+            throw std::invalid_argument(std::string("Argument is null."));
+        }
+    }
 
-        public: template <typename TArgument> static void ArgumentMeetsCriteria(Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot root, TArgument argument, std::function<bool(TArgument)> predicate, std::string argumentName, std::string message) { Platform::Exceptions::EnsureExtensions::ArgumentMeetsCriteria(Platform::Exceptions::Ensure::Always, argument, predicate, argumentName, message); }
+    void ArgumentMeetsCriteria(auto&& argument, auto&& predicate, const std::string& argumentName, const std::string& message)
+        requires requires { { predicate(argument) } -> std::integral; }
+    {
+        if (not predicate(std::forward<decltype(argument)>(argument)))
+        {
+            throw std::invalid_argument(std::string("Invalid ").append(argumentName).append(" argument: ").append(message).append(1, '.'));
+        }
+    }
 
-        public: template <typename TArgument> static void ArgumentMeetsCriteria(Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot root, TArgument argument, std::function<bool(TArgument)> predicate, std::string argumentName) { Platform::Exceptions::EnsureExtensions::ArgumentMeetsCriteria(Platform::Exceptions::Ensure::Always, argument, predicate, argumentName); }
+    void ArgumentMeetsCriteria(auto&& argument, auto&& predicate, const std::string& argumentName)
+    {
+        ArgumentMeetsCriteria(std::forward<decltype(argument)>(argument), predicate, argumentName, std::string("Argument ").append(argumentName).append(" does not meet the criteria."));
+    }
 
-        public: template <typename TArgument> static void ArgumentMeetsCriteria(Platform::Exceptions::ExtensionRoots::EnsureOnDebugExtensionRoot root, TArgument argument, std::function<bool(TArgument)> predicate) { Platform::Exceptions::EnsureExtensions::ArgumentMeetsCriteria(Platform::Exceptions::Ensure::Always, argument, predicate); }
-    };
+    void ArgumentMeetsCriteria(auto&& argument, auto&& predicate)
+    {
+        ArgumentMeetsCriteria(std::forward<decltype(argument)>(argument), predicate, {});
+    }
 }
diff --git a/cpp/Platform.Exceptions/ExceptionExtensions.h b/cpp/Platform.Exceptions/ExceptionExtensions.h
index e2e6617..843cca6 100644
--- a/cpp/Platform.Exceptions/ExceptionExtensions.h
+++ b/cpp/Platform.Exceptions/ExceptionExtensions.h
@@ -1,34 +1,39 @@
 namespace Platform::Exceptions
 {
-    class ExceptionExtensions
+    namespace Internal
     {
-        public: inline static std::string ExceptionContentsSeparator = "---";
-
-        public: inline static std::string ExceptionStringBuildingFailed = "Unable to format exception.";
-
-        public: static void Ignore(const std::exception& exception) { IgnoredExceptions::RaiseExceptionIgnoredEvent(exception); }
-
-        public: static std::string ToStringWithAllInnerExceptions(const std::exception& exception)
+        void Indent(std::string& sb, std::integral auto level)
         {
-            try
-            {
-                std::string sb;
-                BuildExceptionString(sb, exception, 0);
-                return sb;
-            }
-            catch (const std::exception& ex)
-            {
-                Platform::Exceptions::ExceptionExtensions::Ignore(ex);
-                return ExceptionStringBuildingFailed;
-            }
+            sb.append(level, '\t');
         }
 
-        private: static void BuildExceptionString(std::string& sb, const std::exception& exception, std::int32_t level)
+        void BuildExceptionString(std::string& sb, const std::exception& exception, std::integral auto level)
         {
             Indent(sb, level);
             sb.append(exception.what()).append(1, '\n');
         }
+    }
+
+    static const std::string ExceptionContentsSeparator = "---";
+
+    static const std::string ExceptionStringBuildingFailed = "Unable to format exception.";
+
+    static void Ignore(const std::exception& exception) { IgnoredExceptions::RaiseExceptionIgnoredEvent(exception); }
+
+    static std::string ToStringWithAllInnerExceptions(const std::exception& exception)
+    {
+        try
+        {
+            std::string sb;
+            Internal::BuildExceptionString(sb, exception, 0);
+            return sb;
+        }
+        catch (const std::exception& ex)
+        {
+            Ignore(ex);
+            return ExceptionStringBuildingFailed;
+        }
+    }
+
 
-        private: static void Indent(std::string& sb, std::int32_t level) { sb.append(level, '\t'); }
-    };
 }
diff --git a/cpp/Platform.Exceptions/ExtensionRoots/EnsureAlwaysExtensionRoot.h b/cpp/Platform.Exceptions/ExtensionRoots/EnsureAlwaysExtensionRoot.h
index 63bbed2..5ecbef6 100644
--- a/cpp/Platform.Exceptions/ExtensionRoots/EnsureAlwaysExtensionRoot.h
+++ b/cpp/Platform.Exceptions/ExtensionRoots/EnsureAlwaysExtensionRoot.h
@@ -1,6 +1 @@
-namespace Platform::Exceptions::ExtensionRoots
-{
-    class EnsureAlwaysExtensionRoot
-    {
-    };
-}
+/// No need
diff --git a/cpp/Platform.Exceptions/ExtensionRoots/EnsureOnDebugExtensionRoot.h b/cpp/Platform.Exceptions/ExtensionRoots/EnsureOnDebugExtensionRoot.h
index ac2e63e..5ecbef6 100644
--- a/cpp/Platform.Exceptions/ExtensionRoots/EnsureOnDebugExtensionRoot.h
+++ b/cpp/Platform.Exceptions/ExtensionRoots/EnsureOnDebugExtensionRoot.h
@@ -1,6 +1 @@
-namespace Platform::Exceptions::ExtensionRoots
-{
-    class EnsureOnDebugExtensionRoot
-    {
-    };
-}
+/// No need
diff --git a/cpp/Platform.Exceptions/ExtensionRoots/ThrowExtensionRoot.h b/cpp/Platform.Exceptions/ExtensionRoots/ThrowExtensionRoot.h
index ff4e9ac..5ecbef6 100644
--- a/cpp/Platform.Exceptions/ExtensionRoots/ThrowExtensionRoot.h
+++ b/cpp/Platform.Exceptions/ExtensionRoots/ThrowExtensionRoot.h
@@ -1,6 +1 @@
-namespace Platform::Exceptions::ExtensionRoots
-{
-    class ThrowExtensionRoot
-    {
-    };
-}
+/// No need
diff --git a/cpp/Platform.Exceptions/IgnoredExceptions.h b/cpp/Platform.Exceptions/IgnoredExceptions.h
index b4d8291..73ee944 100644
--- a/cpp/Platform.Exceptions/IgnoredExceptions.h
+++ b/cpp/Platform.Exceptions/IgnoredExceptions.h
@@ -12,7 +12,7 @@ namespace Platform::Exceptions
 
         public: static void RaiseExceptionIgnoredEvent(const std::exception& exception) { ExceptionIgnored({}, exception); }
 
-        private: static void OnExceptionIgnored(void *sender, const std::exception& exception)
+        private: static void OnExceptionIgnored(void* sender, const std::exception& exception)
         {
             if (CollectExceptions)
             {
diff --git a/cpp/Platform.Exceptions/Platform.Exceptions.TemplateLibrary.nuspec b/cpp/Platform.Exceptions/Platform.Exceptions.TemplateLibrary.nuspec
index b766949..f98675f 100644
--- a/cpp/Platform.Exceptions/Platform.Exceptions.TemplateLibrary.nuspec
+++ b/cpp/Platform.Exceptions/Platform.Exceptions.TemplateLibrary.nuspec
@@ -5,9 +5,9 @@
     <title>LinksPlatform's Platform.Exceptions Template Library</title>
     <summary>LinksPlatform's Platform.Exceptions is a Template Library what contains abstract class templates.</summary>
     <description>LinksPlatform's Platform.Exceptions is a Template Library what contains set of C++ abstract class templates. Use Platform.Exceptions.h file to include the library.</description>
-    <releaseNotes>Platform.Delegates.TemplateLibrary dependency updated from 0.0.14 to 0.0.15.
-    Fixed compile error.</releaseNotes>
-    <version>0.0.16</version>
+    <releaseNotes>Platform.Delegates.TemplateLibrary dependency updated from 0.0.15 to 0.1.3
+    Modernized C++ code</releaseNotes>
+    <version>0.1.0</version>
     <authors>Konstantin Diachenko</authors>
     <owners>Konstantin Diachenko</owners>
     <copyright>Konstantin Diachenko</copyright>
@@ -19,7 +19,7 @@
     <requireLicenseAcceptance>true</requireLicenseAcceptance>
     <dependencies>
       <group targetFramework="native">
-        <dependency id="Platform.Delegates.TemplateLibrary" version="0.0.15" />
+        <dependency id="Platform.Delegates.TemplateLibrary" version="0.1.3" />
       </group>
     </dependencies>
   </metadata>
diff --git a/cpp/Platform.Exceptions/Throw.h b/cpp/Platform.Exceptions/Throw.h
index 08aeb0b..5ecbef6 100644
--- a/cpp/Platform.Exceptions/Throw.h
+++ b/cpp/Platform.Exceptions/Throw.h
@@ -1,7 +1 @@
-namespace Platform::Exceptions
-{
-    class Throw
-    {
-        public: inline static Platform::Exceptions::ExtensionRoots::ThrowExtensionRoot A;
-    };
-}
+/// No need
diff --git a/cpp/Platform.Exceptions/ThrowExtensions.h b/cpp/Platform.Exceptions/ThrowExtensions.h
index 7370f74..56d401a 100644
--- a/cpp/Platform.Exceptions/ThrowExtensions.h
+++ b/cpp/Platform.Exceptions/ThrowExtensions.h
@@ -1,13 +1,10 @@
 namespace Platform::Exceptions
 {
-    class ThrowExtensions
-    {
-        public: static void NotSupportedException(Platform::Exceptions::ExtensionRoots::ThrowExtensionRoot root) { throw std::logic_error("Not supported exception."); }
+    void NotSupportedException() { throw std::logic_error("Not supported exception."); }
 
-        public: template <typename TReturn> static TReturn NotSupportedExceptionAndReturn(Platform::Exceptions::ExtensionRoots::ThrowExtensionRoot root) { throw std::logic_error("Not supported exception."); }
+    auto NotSupportedExceptionAndReturn() { throw std::logic_error("Not supported exception."); }
 
-        public: static void NotImplementedException(Platform::Exceptions::ExtensionRoots::ThrowExtensionRoot root) { throw std::logic_error("Not implemented exception."); }
+    void NotImplementedException() { throw std::logic_error("Not implemented exception."); }
 
-        public: template <typename TReturn> static TReturn NotImplementedExceptionAndReturn(Platform::Exceptions::ExtensionRoots::ThrowExtensionRoot root) { throw std::logic_error("Not implemented exception."); }
-    };
+    auto NotImplementedExceptionAndReturn() { throw std::logic_error("Not implemented exception."); }
 }
diff --git a/cpp/conanfile.txt b/cpp/conanfile.txt
new file mode 100644
index 0000000..9bf92cd
--- /dev/null
+++ b/cpp/conanfile.txt
@@ -0,0 +1,6 @@
+[requires]
+gtest/cci.20210126
+platform.delegates/0.1.3
+
+[generators]
+cmake