diff --git a/core/api/src/main/java/org/onlab/onos/net/intent/IntentExtensionService.java b/core/api/src/main/java/org/onlab/onos/net/intent/IntentExtensionService.java
new file mode 100644
index 0000000..c6338a7f
--- /dev/null
+++ b/core/api/src/main/java/org/onlab/onos/net/intent/IntentExtensionService.java
@@ -0,0 +1,57 @@
+package org.onlab.onos.net.intent;
+
+import java.util.Map;
+
+/**
+ * Service for extending the capability of intent framework by
+ * adding additional compilers or/and installers.
+ */
+public interface IntentExtensionService {
+    /**
+     * Registers the specified compiler for the given intent class.
+     *
+     * @param cls intent class
+     * @param compiler intent compiler
+     * @param <T> the type of intent
+     */
+    <T extends Intent> void registerCompiler(Class<T> cls, IntentCompiler<T> compiler);
+
+    /**
+     * Unregisters the compiler for the specified intent class.
+     *
+     * @param cls intent class
+     * @param <T> the type of intent
+     */
+    <T extends Intent> void unregisterCompiler(Class<T> cls);
+
+    /**
+     * Returns immutable set of bindings of currently registered intent compilers.
+     *
+     * @return the set of compiler bindings
+     */
+    Map<Class<? extends Intent>, IntentCompiler<? extends Intent>> getCompilers();
+
+    /**
+     * Registers the specified installer for the given installable intent class.
+     *
+     * @param cls installable intent class
+     * @param installer intent installer
+     * @param <T> the type of installable intent
+     */
+    <T extends InstallableIntent> void registerInstaller(Class<T> cls, IntentInstaller<T> installer);
+
+    /**
+     * Unregisters the installer for the given installable intent class.
+     *
+     * @param cls installable intent class
+     * @param <T> the type of installable intent
+     */
+    <T extends InstallableIntent> void unregisterInstaller(Class<T> cls);
+
+    /**
+     * Returns immutable set of bindings of currently registered intent installers.
+     *
+     * @return the set of installer bindings
+     */
+    Map<Class<? extends InstallableIntent>, IntentInstaller<? extends InstallableIntent>> getInstallers();
+}