diff --git a/cmake/org.eclipse.cdt.cmake.core.tests/META-INF/MANIFEST.MF b/cmake/org.eclipse.cdt.cmake.core.tests/META-INF/MANIFEST.MF
index bc6a7e6aa49..fdf1b41feb8 100644
--- a/cmake/org.eclipse.cdt.cmake.core.tests/META-INF/MANIFEST.MF
+++ b/cmake/org.eclipse.cdt.cmake.core.tests/META-INF/MANIFEST.MF
@@ -3,7 +3,7 @@ Bundle-ManifestVersion: 2
 Bundle-Name: %Bundle-Name
 Bundle-SymbolicName: org.eclipse.cdt.cmake.core.tests
 Bundle-Version: 1.0.0.qualifier
-Fragment-Host: org.eclipse.cdt.cmake.core;bundle-version="1.3.0"
+Fragment-Host: org.eclipse.cdt.cmake.core;bundle-version="1.5.0"
 Automatic-Module-Name: org.eclipse.cdt.cmake.core.tests
 Bundle-Vendor: %Bundle-Vendor
 Bundle-Copyright: %Bundle-Copyright
diff --git a/cmake/org.eclipse.cdt.cmake.core.tests/src/org/eclipse/cdt/cmake/core/internal/CMakeErrorParserTest.java b/cmake/org.eclipse.cdt.cmake.core.tests/src/org/eclipse/cdt/cmake/core/CMakeErrorParserTest.java
similarity index 99%
rename from cmake/org.eclipse.cdt.cmake.core.tests/src/org/eclipse/cdt/cmake/core/internal/CMakeErrorParserTest.java
rename to cmake/org.eclipse.cdt.cmake.core.tests/src/org/eclipse/cdt/cmake/core/CMakeErrorParserTest.java
index 268fef30c8c..4da8007c05c 100644
--- a/cmake/org.eclipse.cdt.cmake.core.tests/src/org/eclipse/cdt/cmake/core/internal/CMakeErrorParserTest.java
+++ b/cmake/org.eclipse.cdt.cmake.core.tests/src/org/eclipse/cdt/cmake/core/CMakeErrorParserTest.java
@@ -9,7 +9,7 @@
  * SPDX-License-Identifier: EPL-2.0
  *******************************************************************************/
 
-package org.eclipse.cdt.cmake.core.internal;
+package org.eclipse.cdt.cmake.core;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
diff --git a/cmake/org.eclipse.cdt.cmake.core/META-INF/MANIFEST.MF b/cmake/org.eclipse.cdt.cmake.core/META-INF/MANIFEST.MF
index bcd9ed8b4bc..1608c58788c 100644
--- a/cmake/org.eclipse.cdt.cmake.core/META-INF/MANIFEST.MF
+++ b/cmake/org.eclipse.cdt.cmake.core/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.cdt.cmake.core;singleton:=true
-Bundle-Version: 1.4.400.qualifier
+Bundle-Version: 1.5.0.qualifier
 Bundle-Activator: org.eclipse.cdt.cmake.core.internal.Activator
 Bundle-Vendor: %providerName
 Require-Bundle: org.eclipse.core.runtime,
diff --git a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeErrorParser.java b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeErrorParser.java
similarity index 98%
rename from cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeErrorParser.java
rename to cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeErrorParser.java
index e15cd609dc5..5aa1ca34848 100644
--- a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeErrorParser.java
+++ b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeErrorParser.java
@@ -6,7 +6,7 @@
  *
  * SPDX-License-Identifier: EPL-2.0
  *******************************************************************************/
-package org.eclipse.cdt.cmake.core.internal;
+package org.eclipse.cdt.cmake.core;
 
 import java.util.Arrays;
 import java.util.HashMap;
@@ -17,6 +17,7 @@ import java.util.Objects;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
+import org.eclipse.cdt.cmake.core.internal.Activator;
 import org.eclipse.core.resources.IMarker;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IStatus;
@@ -35,8 +36,9 @@ import org.eclipse.core.runtime.Status;
  * </p>
  *
  * @author Martin Weber
+ * @since 1.5.0
  */
-/* package */ class CMakeErrorParser implements AutoCloseable {
+public class CMakeErrorParser implements AutoCloseable {
 
 	/** matches the Start of a message, also ending the previous message */
 	private static final Pattern PTN_MSG_START;
diff --git a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeExecutionMarkerFactory.java b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeExecutionMarkerFactory.java
similarity index 95%
rename from cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeExecutionMarkerFactory.java
rename to cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeExecutionMarkerFactory.java
index dd17e02ffc5..46513ac118b 100644
--- a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeExecutionMarkerFactory.java
+++ b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeExecutionMarkerFactory.java
@@ -9,12 +9,14 @@
  * SPDX-License-Identifier: EPL-2.0
  *******************************************************************************/
 
-package org.eclipse.cdt.cmake.core.internal;
+package org.eclipse.cdt.cmake.core;
 
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
 
+import org.eclipse.cdt.cmake.core.internal.Activator;
+import org.eclipse.cdt.cmake.core.internal.Messages;
 import org.eclipse.core.resources.IContainer;
 import org.eclipse.core.resources.IMarker;
 import org.eclipse.core.runtime.CoreException;
@@ -27,6 +29,7 @@ import org.eclipse.core.runtime.Status;
  * Default implementation of {@code ICMakeExecutionMarkerFactory}.
  *
  * @author Martin Weber
+ * @since 1.5.0
  */
 public class CMakeExecutionMarkerFactory implements ICMakeExecutionMarkerFactory {
 
diff --git a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/ICMakeExecutionMarkerFactory.java b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/ICMakeExecutionMarkerFactory.java
similarity index 93%
rename from cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/ICMakeExecutionMarkerFactory.java
rename to cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/ICMakeExecutionMarkerFactory.java
index 1380cf44714..59cd5e671ee 100644
--- a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/ICMakeExecutionMarkerFactory.java
+++ b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/ICMakeExecutionMarkerFactory.java
@@ -9,10 +9,11 @@
  * SPDX-License-Identifier: EPL-2.0
  *******************************************************************************/
 
-package org.eclipse.cdt.cmake.core.internal;
+package org.eclipse.cdt.cmake.core;
 
 import java.util.Map;
 
+import org.eclipse.cdt.cmake.core.internal.Activator;
 import org.eclipse.core.resources.IMarker;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.CoreException;
@@ -21,9 +22,10 @@ import org.eclipse.core.runtime.CoreException;
  * build.
  *
  * @author Martin Weber
+ * @since 1.5.0
  */
 @FunctionalInterface
-interface ICMakeExecutionMarkerFactory {
+public interface ICMakeExecutionMarkerFactory {
 
 	/** ID for error markers related to execution of the cmake tool.
 	 * @see IResource#createMarker(String)
diff --git a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/ParsingConsoleOutputStream.java b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/ParsingConsoleOutputStream.java
similarity index 93%
rename from cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/ParsingConsoleOutputStream.java
rename to cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/ParsingConsoleOutputStream.java
index 8a1ef1ad25c..3ce4960040e 100644
--- a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/ParsingConsoleOutputStream.java
+++ b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/ParsingConsoleOutputStream.java
@@ -9,7 +9,7 @@
  * SPDX-License-Identifier: EPL-2.0
  *******************************************************************************/
 
-package org.eclipse.cdt.cmake.core.internal;
+package org.eclipse.cdt.cmake.core;
 
 import java.io.IOException;
 import java.util.Objects;
@@ -20,8 +20,9 @@ import org.eclipse.cdt.core.ConsoleOutputStream;
  * Intercepts output to a console output stream and forwards it to a CMakeErrorParser for processing.
  *
  * @author Martin Weber
+ * @since 1.5.0
  */
-class ParsingConsoleOutputStream extends ConsoleOutputStream {
+public class ParsingConsoleOutputStream extends ConsoleOutputStream {
 
 	private final ConsoleOutputStream os;
 	private final CMakeErrorParser parser;
diff --git a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeBuildConfiguration.java b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeBuildConfiguration.java
index 0827caca307..55eca78c4e8 100644
--- a/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeBuildConfiguration.java
+++ b/cmake/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/internal/CMakeBuildConfiguration.java
@@ -24,8 +24,12 @@ import java.util.Map;
 import java.util.Objects;
 import java.util.function.Consumer;
 
+import org.eclipse.cdt.cmake.core.CMakeErrorParser;
+import org.eclipse.cdt.cmake.core.CMakeExecutionMarkerFactory;
+import org.eclipse.cdt.cmake.core.ICMakeExecutionMarkerFactory;
 import org.eclipse.cdt.cmake.core.ICMakeToolChainFile;
 import org.eclipse.cdt.cmake.core.ICMakeToolChainManager;
+import org.eclipse.cdt.cmake.core.ParsingConsoleOutputStream;
 import org.eclipse.cdt.cmake.core.internal.CommandDescriptorBuilder.CommandDescriptor;
 import org.eclipse.cdt.cmake.core.properties.CMakeGenerator;
 import org.eclipse.cdt.cmake.core.properties.ICMakeProperties;