diff --git a/scripts/bifrost-karura.json b/scripts/bifrost-karura.json
new file mode 100644
index 000000000..a9d32c1ff
--- /dev/null
+++ b/scripts/bifrost-karura.json
@@ -0,0 +1,103 @@
+{
+    "relaychain": {
+        "bin": "../polkadot/target/release/polkadot",
+        "chain": "rococo-local",
+        "nodes": [
+            {
+                "name": "alice",
+                "wsPort": 19944,
+                "port": 30444
+            },
+            {
+                "name": "bob",
+                "wsPort": 19955,
+                "port": 30555
+            },
+            {
+                "name": "charlie",
+                "wsPort": 19966,
+                "port": 30666
+            },
+            {
+                "name": "dave",
+                "wsPort": 19977,
+                "port": 30777
+            }
+        ],
+        "genesis": {
+            "runtime": {
+                "runtime_genesis_config": {
+                    "configuration": {
+                        "config": {
+                            "validation_upgrade_frequency": 1,
+                            "validation_upgrade_delay": 10
+                        }
+                    }
+                }
+            }
+        }
+    },
+    "parachains": [
+        {
+            "bin": "../bifrost/target/release/bifrost",
+            "chain": "bifrost-local",
+            "nodes": [
+                {
+                    "wsPort": 19988,
+                    "port": 31200,
+                    "name": "alice",
+                    "flags": [
+                        "--unsafe-ws-external",
+                        "--unsafe-rpc-external",
+                        "--rpc-external",
+                        "--ws-external",
+                        "--rpc-cors=all",
+                        "--rpc-methods=Unsafe",
+                        "--force-authoring",
+                        "--",
+                        "--execution=wasm"
+                    ]
+                }
+            ]
+        },
+        {
+            "bin": "../Acala/target/release/acala",
+            "chain": "karura-dev",
+            "nodes": [
+                {
+                    "wsPort": 19999,
+                    "port": 31300,
+                    "name": "alice",
+                    "flags": [
+                        "--unsafe-ws-external",
+                        "--unsafe-rpc-external",
+                        "--rpc-external",
+                        "--ws-external",
+                        "--rpc-cors=all",
+                        "--rpc-methods=Unsafe",
+                        "--force-authoring",
+                        "--",
+                        "--execution=wasm"
+                    ]
+                }
+            ]
+        }
+    ],
+    "simpleParachains": [],
+    "hrmpChannels": [
+        {
+             "sender": 2000,
+             "recipient": 2001,
+             "maxCapacity": 8,
+             "maxMessageSize": 512
+         },
+         {
+             "sender": 2001,
+             "recipient": 2000,
+             "maxCapacity": 8,
+             "maxMessageSize": 512
+         }
+     ],
+    "types": {},
+    "finalization": false
+}
\ No newline at end of file
diff --git a/scripts/bifrost-statemine.json b/scripts/bifrost-statemine.json
new file mode 100644
index 000000000..1fcf44ded
--- /dev/null
+++ b/scripts/bifrost-statemine.json
@@ -0,0 +1,103 @@
+{
+    "relaychain": {
+        "bin": "../polkadot/target/release/polkadot",
+        "chain": "rococo-local",
+        "nodes": [
+            {
+                "name": "alice",
+                "wsPort": 19944,
+                "port": 30444
+            },
+            {
+                "name": "bob",
+                "wsPort": 19955,
+                "port": 30555
+            },
+            {
+                "name": "charlie",
+                "wsPort": 19966,
+                "port": 30666
+            },
+            {
+                "name": "dave",
+                "wsPort": 19977,
+                "port": 30777
+            }
+        ],
+        "genesis": {
+            "runtime": {
+                "runtime_genesis_config": {
+                    "configuration": {
+                        "config": {
+                            "validation_upgrade_frequency": 1,
+                            "validation_upgrade_delay": 10
+                        }
+                    }
+                }
+            }
+        }
+    },
+    "parachains": [
+        {
+            "bin": "../bifrost/target/release/bifrost",
+            "chain": "bifrost-local",
+            "nodes": [
+                {
+                    "wsPort": 19988,
+                    "port": 31200,
+                    "name": "alice",
+                    "flags": [
+                        "--unsafe-ws-external",
+                        "--unsafe-rpc-external",
+                        "--rpc-external",
+                        "--ws-external",
+                        "--rpc-cors=all",
+                        "--rpc-methods=Unsafe",
+                        "--force-authoring",
+                        "--",
+                        "--execution=wasm"
+                    ]
+                }
+            ]
+        },
+        {
+            "bin": "../cumulus/target/release/polkadot-collator",
+            "chain": "westmint-dev",
+            "nodes": [
+                {
+                    "wsPort": 19999,
+                    "port": 31300,
+                    "name": "alice",
+                    "flags": [
+                        "--unsafe-ws-external",
+                        "--unsafe-rpc-external",
+                        "--rpc-external",
+                        "--ws-external",
+                        "--rpc-cors=all",
+                        "--rpc-methods=Unsafe",
+                        "--force-authoring",
+                        "--",
+                        "--execution=wasm"
+                    ]
+                }
+            ]
+        }
+    ],
+    "simpleParachains": [],
+    "hrmpChannels": [
+        {
+             "sender": 1000,
+             "recipient": 2001,
+             "maxCapacity": 8,
+             "maxMessageSize": 512
+         },
+         {
+             "sender": 2001,
+             "recipient": 1000,
+             "maxCapacity": 8,
+             "maxMessageSize": 512
+         }
+     ],
+    "types": {},
+    "finalization": false
+}
\ No newline at end of file