diff --git a/contrib/libucl/libucl.pc b/contrib/libucl/libucl.pc
new file mode 100644
index 000000000000..4878bebafcdd
--- /dev/null
+++ b/contrib/libucl/libucl.pc
@@ -0,0 +1,11 @@
+prefix=/usr/local
+exec_prefix=${prefix}
+libdir=${exec_prefix}/lib
+includedir=${prefix}/include
+
+Name: LibUCL
+Description: Universal configuration library
+Version: 0.9.0
+Libs: -L${libdir} -lucl
+Libs.private:  
+Cflags: -I${includedir}/
diff --git a/contrib/libucl/python/ucl.pyi b/contrib/libucl/python/ucl.pyi
new file mode 100644
index 000000000000..79fa2901ba9f
--- /dev/null
+++ b/contrib/libucl/python/ucl.pyi
@@ -0,0 +1,15 @@
+# Stubs for ucl (Python 3.6)
+#
+# NOTE: This dynamically typed stub was automatically generated by stubgen.
+
+UCL_EMIT_CONFIG = ... # type: int
+UCL_EMIT_JSON = ... # type: int
+UCL_EMIT_JSON_COMPACT = ... # type: int
+UCL_EMIT_MSGPACK = ... # type: int
+UCL_EMIT_YAML = ... # type: int
+
+def dump(*args, **kwargs): ...
+def load(*args, **kwargs): ...
+def validate(*args, **kwargs): ...
+
+class SchemaError(Exception): ...
diff --git a/contrib/libucl/tests/schema/definitions.json.disabled b/contrib/libucl/tests/schema/definitions.json.disabled
new file mode 100644
index 000000000000..1ab9b2163c44
--- /dev/null
+++ b/contrib/libucl/tests/schema/definitions.json.disabled
@@ -0,0 +1,32 @@
+[
+    {
+        "description": "valid definition",
+        "schema": {"$ref": "http://highsecure.ru/ucl-schema/schema#"},
+        "tests": [
+            {
+                "description": "valid definition schema",
+                "data": {
+                    "definitions": {
+                        "foo": {"type": "integer"}
+                    }
+                },
+                "valid": true
+            }
+        ]
+    },
+    {
+        "description": "invalid definition",
+        "schema": {"$ref": "http://highsecure.ru/ucl-schema/schema#"},
+        "tests": [
+            {
+                "description": "invalid definition schema",
+                "data": {
+                    "definitions": {
+                        "foo": {"type": 1}
+                    }
+                },
+                "valid": false
+            }
+        ]
+    }
+]
diff --git a/contrib/libucl/tests/schema/refRemote.json.disabled b/contrib/libucl/tests/schema/refRemote.json.disabled
new file mode 100644
index 000000000000..067c666b0ec8
--- /dev/null
+++ b/contrib/libucl/tests/schema/refRemote.json.disabled
@@ -0,0 +1,76 @@
+[
+    {
+        "description": "remote ref",
+        "schema": {"$ref": "http://highsecure.ru/ucl-schema/remotes/integer.json"},
+        "tests": [
+            {
+                "description": "remote ref valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "remote ref invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "fragment within remote ref",
+        "schema": {"$ref": "http://highsecure.ru/ucl-schema/remotes/subSchemas.json#/integer"},
+        "tests": [
+            {
+                "description": "remote fragment valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "remote fragment invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    },
+    {
+        "description": "ref within remote ref",
+        "schema": {
+            "$ref": "http://highsecure.ru/ucl-schema/remotes/subSchemas.json#/refToInteger"
+        },
+        "tests": [
+            {
+                "description": "ref within ref valid",
+                "data": 1,
+                "valid": true
+            },
+            {
+                "description": "ref within ref invalid",
+                "data": "a",
+                "valid": false
+            }
+        ]
+    }
+/*
+    {
+        "description": "change resolution scope",
+        "schema": {
+            "id": "http://highsecure.ru/ucl-schema/remotes/",
+            "items": {
+                "id": "folder/",
+                "items": {"$ref": "folderInteger.json"}
+            }
+        },
+        "tests": [
+            {
+                "description": "changed scope ref valid",
+                "data": [[1]],
+                "valid": true
+            },
+            {
+                "description": "changed scope ref invalid",
+                "data": [["a"]],
+                "valid": false
+            }
+        ]
+    }
+*/
+]