diff --git a/jupyter-lib/api/src/main/kotlin/org/jetbrains/kotlinx/jupyter/util/acceptanceRules.kt b/jupyter-lib/api/src/main/kotlin/org/jetbrains/kotlinx/jupyter/util/acceptanceRules.kt
index 5c1b83275..1cba3959e 100644
--- a/jupyter-lib/api/src/main/kotlin/org/jetbrains/kotlinx/jupyter/util/acceptanceRules.kt
+++ b/jupyter-lib/api/src/main/kotlin/org/jetbrains/kotlinx/jupyter/util/acceptanceRules.kt
@@ -99,5 +99,13 @@ class PatternNameAcceptanceRule(
  * 3) returns `null` if all acceptance results are `null` or the iterable is empty
  */
 fun <T> Iterable<AcceptanceRule<T>>.accepts(obj: T): Boolean? {
-    return mapNotNull { it.accepts(obj) }.lastOrNull()
+    return unionAcceptance(map { it.accepts(obj) })
+}
+
+fun unionAcceptance(results: Iterable<Boolean?>): Boolean? {
+    return results.filterNotNull().lastOrNull()
+}
+
+fun unionAcceptance(vararg result: Boolean?): Boolean? {
+    return unionAcceptance(result.toList())
 }
diff --git a/src/main/kotlin/org/jetbrains/kotlinx/jupyter/libraries/LibrariesScanner.kt b/src/main/kotlin/org/jetbrains/kotlinx/jupyter/libraries/LibrariesScanner.kt
index 5b05a7faf..4b6ffc683 100644
--- a/src/main/kotlin/org/jetbrains/kotlinx/jupyter/libraries/LibrariesScanner.kt
+++ b/src/main/kotlin/org/jetbrains/kotlinx/jupyter/libraries/LibrariesScanner.kt
@@ -16,15 +16,24 @@ import org.jetbrains.kotlinx.jupyter.api.libraries.LibraryDefinition
 import org.jetbrains.kotlinx.jupyter.config.errorForUser
 import org.jetbrains.kotlinx.jupyter.config.getLogger
 import org.jetbrains.kotlinx.jupyter.exceptions.ReplException
+import org.jetbrains.kotlinx.jupyter.util.AcceptanceRule
+import org.jetbrains.kotlinx.jupyter.util.accepts
+import org.jetbrains.kotlinx.jupyter.util.unionAcceptance
 
 class LibrariesScanner(val notebook: Notebook) {
     private val processedFQNs = mutableSetOf<TypeName>()
     private val discardedFQNs = mutableSetOf<TypeName>()
 
-    private fun <T, I : LibrariesInstantiable<T>> Iterable<I>.filterNamesToLoad(host: KotlinKernelHost): List<I> {
+    private fun <I : LibrariesInstantiable<*>> Iterable<I>.filterNamesToLoad(
+        host: KotlinKernelHost,
+        integrationTypeNameRules: Iterable<AcceptanceRule<TypeName>>,
+    ): List<I> {
         return filter {
             val typeName = it.fqn
-            val acceptance = host.acceptsIntegrationTypeName(typeName)
+            val acceptance = unionAcceptance(
+                host.acceptsIntegrationTypeName(typeName),
+                integrationTypeNameRules.accepts(typeName)
+            )
             log.debug("Acceptance result for $typeName: $acceptance")
             when (acceptance) {
                 true -> processedFQNs.add(typeName)
@@ -37,15 +46,15 @@ class LibrariesScanner(val notebook: Notebook) {
         }
     }
 
-    fun addLibrariesFromClassLoader(classLoader: ClassLoader, host: KotlinKernelHost) {
-        val scanResult = scanForLibraries(classLoader, host)
+    fun addLibrariesFromClassLoader(classLoader: ClassLoader, host: KotlinKernelHost, integrationTypeNameRules: List<AcceptanceRule<TypeName>> = listOf()) {
+        val scanResult = scanForLibraries(classLoader, host, integrationTypeNameRules)
         log.debug("Scanning for libraries is done. Detected FQNs: ${Json.encodeToString(scanResult)}")
         val libraries = instantiateLibraries(classLoader, scanResult, notebook)
         log.debug("Number of detected definitions: ${libraries.size}")
         host.addLibraries(libraries)
     }
 
-    private fun scanForLibraries(classLoader: ClassLoader, host: KotlinKernelHost): LibrariesScanResult {
+    private fun scanForLibraries(classLoader: ClassLoader, host: KotlinKernelHost, integrationTypeNameRules: List<AcceptanceRule<TypeName>> = listOf()): LibrariesScanResult {
         val results = classLoader.getResources("$KOTLIN_JUPYTER_RESOURCES_PATH/$KOTLIN_JUPYTER_LIBRARIES_FILE_NAME").toList().map { url ->
             val contents = url.readText()
             Json.decodeFromString<LibrariesScanResult>(contents)
@@ -59,9 +68,11 @@ class LibrariesScanner(val notebook: Notebook) {
             producers.addAll(result.producers)
         }
 
+        fun <I : LibrariesInstantiable<*>> Iterable<I>.filterNames() = filterNamesToLoad(host, integrationTypeNameRules)
+
         return LibrariesScanResult(
-            definitions.filterNamesToLoad(host),
-            producers.filterNamesToLoad(host),
+            definitions.filterNames(),
+            producers.filterNames(),
         )
     }