diff --git a/lib/config/schema.json b/lib/config/schema.json
new file mode 100644
index 0000000000..787b28dd63
--- /dev/null
+++ b/lib/config/schema.json
@@ -0,0 +1,82 @@
+{
+  "$schema": "http://json-schema.org/draft-04/schema#",
+  "title": "Angular CLI Config Schema",
+  "type": "object",
+  "properties": {
+    "project": {
+      "description": "The global configuration of the project.",
+      "type": "object",
+      "properties": {
+        "version": {
+          "type": "string"
+        },
+        "name": {
+          "type": "string"
+        }
+      },
+      "additionalProperties": false
+    },
+    "apps": {
+      "description": "Properties of the different applications in this project.",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "root": "string",
+          "tsconfig": "string"
+        },
+        "additionalProperties": false
+      },
+      "additionalProperties": false
+    },
+    "addons": {
+      "description": "Configuration reserved for installed third party addons.",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {},
+        "additionalProperties": true
+      }
+    },
+    "packages": {
+      "description": "Configuration reserved for installed third party packages.",
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {},
+        "additionalProperties": true
+      }
+    },
+    "e2e": {
+      "type": "object",
+      "properties": {
+        "protractor": {
+          "type": "object",
+          "properties": {
+            "config": {
+              "type": "string"
+            }
+          },
+          "additionalProperties": false
+        }
+      },
+      "additionalProperties": false
+    },
+    "test": {
+      "type": "object",
+      "properties": {
+        "karma": {
+          "type": "object",
+          "properties": {
+            "config": {
+              "type": "string"
+            }
+          },
+          "additionalProperties": false
+        }
+      },
+      "additionalProperties": false
+    }
+  },
+  "additionalProperties": false
+}