diff --git a/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/BomExtension.java b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/BomExtension.java
new file mode 100644
index 000000000..21c5f9684
--- /dev/null
+++ b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/BomExtension.java
@@ -0,0 +1,60 @@
+package org.kordamp.gradle.plugin.base.extensions;
+
+import org.gradle.api.Project;
+import org.gradle.api.plugins.ExtensionAware;
+import org.gradle.api.provider.MapProperty;
+import org.gradle.api.provider.Property;
+import org.gradle.api.provider.SetProperty;
+import org.kordamp.gradle.plugin.base.util.ExtensionPath;
+import org.kordamp.gradle.plugin.base.util.ExtensionUtil;
+
+public interface BomExtension extends ExtensionAware {
+
+    String NAME = "bom";
+    ExtensionPath<ConfigExtension, BomExtension> PATH = ConfigExtension.PATH.append(NAME, BomExtension.class);
+
+    SetProperty<String> getExcludes();
+    SetProperty<String> getIncludes();
+
+    MapProperty<String, String> getProperties();
+
+    Property<Boolean> getAutoIncludes(); // true
+
+    Property<String> getParent();
+
+    Property<Boolean> getOverwriteInceptionYear();
+    Property<Boolean> getOverwriteUrl();
+    Property<Boolean> getOverwriteLicenses();
+    Property<Boolean> getOverwriteScm();
+    Property<Boolean> getOverwriteOrganization();
+    Property<Boolean> getOverwriteDevelopers();
+    Property<Boolean> getOverwriteContributors();
+    Property<Boolean> getOverwriteIssueManagement();
+    Property<Boolean> getOverwriteCiManagement();
+    Property<Boolean> getOverwriteMailingLists();
+
+    static BomExtension createIfMissing(Project project) {
+        return ExtensionUtil.createIfMissing(project, PATH, (ext, root) -> {
+            ext.getAutoIncludes().convention(root.getAutoIncludes().convention(true));
+
+            ext.getExcludes().convention(root.getExcludes());
+            ext.getIncludes().convention(root.getIncludes());
+
+            ext.getProperties().convention(root.getProperties());
+
+            ext.getParent().convention(root.getParent());
+
+            ext.getOverwriteInceptionYear().convention(root.getOverwriteInceptionYear());
+            ext.getOverwriteUrl().convention(root.getOverwriteUrl());
+            ext.getOverwriteLicenses().convention(root.getOverwriteLicenses());
+            ext.getOverwriteScm().convention(root.getOverwriteScm());
+            ext.getOverwriteOrganization().convention(root.getOverwriteOrganization());
+            ext.getOverwriteDevelopers().convention(root.getOverwriteDevelopers());
+            ext.getOverwriteContributors().convention(root.getOverwriteContributors());
+            ext.getOverwriteIssueManagement().convention(root.getOverwriteIssueManagement());
+            ext.getOverwriteCiManagement().convention(root.getOverwriteCiManagement());
+            ext.getOverwriteMailingLists().convention(root.getOverwriteMailingLists());
+        });
+    }
+
+}
diff --git a/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/BuildInfoExtension.java b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/BuildInfoExtension.java
new file mode 100644
index 000000000..cde8e383c
--- /dev/null
+++ b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/BuildInfoExtension.java
@@ -0,0 +1,50 @@
+package org.kordamp.gradle.plugin.base.extensions;
+
+import org.gradle.api.Project;
+import org.gradle.api.plugins.ExtensionAware;
+import org.gradle.api.provider.Property;
+import org.kordamp.gradle.plugin.base.util.ExtensionPath;
+import org.kordamp.gradle.plugin.base.util.ExtensionUtil;
+
+public interface BuildInfoExtension extends ExtensionAware {
+
+    String NAME = "buildInfo";
+    ExtensionPath<ConfigExtension, BuildInfoExtension> PATH = ConfigExtension.PATH.append(NAME, BuildInfoExtension.class);
+
+    Property<Boolean> getClearTime();
+    Property<Boolean> getSkipBuildBy();
+    Property<Boolean> getSkipBuildDate();
+    Property<Boolean> getSkipBuildTime();
+    Property<Boolean> getSkipBuildRevision();
+    Property<Boolean> getSkipBuildJdk();
+    Property<Boolean> getSkipBuildOs();
+    Property<Boolean> getSkipBuildCreatedBy();
+    Property<String> getBuildBy();
+    Property<String> getBuildDate();
+    Property<String> getBuildTime();
+    Property<String> getBuildRevision();
+    Property<String> getBuildJdk();
+    Property<String> getBuildOs();
+    Property<String> getBuildCreatedBy();
+
+    static BuildInfoExtension createIfMissing(Project project) {
+        return ExtensionUtil.createIfMissing(project, PATH, (ext, root) -> {
+            ext.getClearTime().convention(root.getClearTime());
+            ext.getSkipBuildBy().convention(root.getSkipBuildBy());
+            ext.getSkipBuildDate().convention(root.getSkipBuildDate());
+            ext.getSkipBuildTime().convention(root.getSkipBuildTime());
+            ext.getSkipBuildRevision().convention(root.getSkipBuildRevision());
+            ext.getSkipBuildJdk().convention(root.getSkipBuildJdk());
+            ext.getSkipBuildOs().convention(root.getSkipBuildOs());
+            ext.getSkipBuildCreatedBy().convention(root.getSkipBuildCreatedBy());
+            ext.getBuildBy().convention(root.getBuildBy());
+            ext.getBuildDate().convention(root.getBuildDate());
+            ext.getBuildTime().convention(root.getBuildTime());
+            ext.getBuildRevision().convention(root.getBuildRevision());
+            ext.getBuildJdk().convention(root.getBuildJdk());
+            ext.getBuildOs().convention(root.getBuildOs());
+            ext.getBuildCreatedBy().convention(root.getBuildCreatedBy());
+        });
+    }
+
+}
diff --git a/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ClirrExtension.java b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ClirrExtension.java
new file mode 100644
index 000000000..f50787ece
--- /dev/null
+++ b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ClirrExtension.java
@@ -0,0 +1,80 @@
+package org.kordamp.gradle.plugin.base.extensions;
+
+import org.gradle.api.Project;
+import org.gradle.api.plugins.ExtensionAware;
+import org.gradle.api.provider.Property;
+import org.kordamp.gradle.plugin.base.util.ExtensionPath;
+import org.kordamp.gradle.plugin.base.util.ExtensionUtil;
+
+import java.io.File;
+import java.util.Comparator;
+import java.util.function.Predicate;
+
+public interface ClirrExtension extends ExtensionAware {
+
+    String NAME = "clirr";
+    ExtensionPath<ConfigExtension, ClirrExtension> PATH = ConfigExtension.PATH.append(NAME, ClirrExtension.class);
+
+    class Difference implements Comparable<Difference> {
+        private String classname;
+        private String severity;
+        private String identifier;
+        private String message;
+
+        public String getClassname() {
+            return classname;
+        }
+
+        public void setClassname(String classname) {
+            this.classname = classname;
+        }
+
+        public String getSeverity() {
+            return severity;
+        }
+
+        public void setSeverity(String severity) {
+            this.severity = severity;
+        }
+
+        public String getIdentifier() {
+            return identifier;
+        }
+
+        public void setIdentifier(String identifier) {
+            this.identifier = identifier;
+        }
+
+        public String getMessage() {
+            return message;
+        }
+
+        public void setMessage(String message) {
+            this.message = message;
+        }
+
+        @Override
+        public int compareTo(Difference o) {
+            return Comparator.nullsFirst(Comparator.comparing(Difference::getClassname)).compare(this, o);
+        }
+    }
+
+    Property<String> getBaseline();
+    Property<File> getFilterFile();
+    Property<Predicate<? super Difference>> getFilter();
+    Property<Boolean> getFailOnErrors();
+    Property<Boolean> getFailOnException();
+    Property<Boolean> getSemver();
+
+    static ClirrExtension createIfMissing(Project project) {
+        return ExtensionUtil.createIfMissing(project, PATH, (ext, root) -> {
+            ext.getBaseline().convention(root.getBaseline());
+            ext.getFilterFile().convention(root.getFilterFile());
+            ext.getFilter().convention(root.getFilter());
+            ext.getFailOnErrors().convention(root.getFailOnErrors().convention(true));
+            ext.getFailOnException().convention(root.getFailOnException().convention(false));
+            ext.getSemver().convention(root.getSemver().convention(true));
+        });
+    }
+
+}
diff --git a/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ConfigExtension.java b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ConfigExtension.java
index 07ffa537a..2ce1fdcd3 100644
--- a/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ConfigExtension.java
+++ b/plugins/base-gradle-plugin/src/main/groovy/org/kordamp/gradle/plugin/base/extensions/ConfigExtension.java
@@ -37,6 +37,9 @@ static ConfigExtension createIfMissing(Project project) {
         });
 
         InfoExtension.createIfMissing(project);
+        BomExtension.createIfMissing(project);
+        BuildInfoExtension.createIfMissing(project);
+        ClirrExtension.createIfMissing(project);
 
         return config;
     }