diff --git a/_data/chains/eip155-1234.json b/_data/chains/eip155-1234.json
new file mode 100644
index 00000000..095d08a1
--- /dev/null
+++ b/_data/chains/eip155-1234.json
@@ -0,0 +1,30 @@
+{
+  "name": "Step Network",
+  "title": "Step Main Network",
+  "chain": "STEP",
+  "icon": "step",
+  "rpc": ["https://rpc.step.network"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "FITFI",
+    "symbol": "FITFI",
+    "decimals": 18
+  },
+  "infoURL": "https://step.network",
+  "shortName": "step",
+  "chainId": 1234,
+  "networkId": 1234,
+  "explorers": [
+    {
+      "name": "StepScan",
+      "url": "https://stepscan.io",
+      "icon": "step",
+      "standard": "EIP3091"
+    }
+  ],
+  "parent": {
+    "type": "L2",
+    "chain": "eip155-43114",
+    "bridges": [{ "url": "https://bridge.step.network" }]
+  }
+}
diff --git a/_data/chains/eip155-12345.json b/_data/chains/eip155-12345.json
new file mode 100644
index 00000000..a766223d
--- /dev/null
+++ b/_data/chains/eip155-12345.json
@@ -0,0 +1,29 @@
+{
+  "name": "Step Testnet",
+  "title": "Step Test Network",
+  "chain": "STEP",
+  "icon": "step",
+  "rpc": ["https://testnet.rpc.step.network"],
+  "faucets": ["https://faucet.step.network"],
+  "nativeCurrency": {
+    "name": "FITFI",
+    "symbol": "FITFI",
+    "decimals": 18
+  },
+  "infoURL": "https://step.network",
+  "shortName": "steptest",
+  "chainId": 12345,
+  "networkId": 12345,
+  "explorers": [
+    {
+      "name": "StepScan",
+      "url": "https://testnet.stepscan.io",
+      "icon": "step",
+      "standard": "EIP3091"
+    }
+  ],
+  "parent": {
+    "type": "L2",
+    "chain": "eip155-43113"
+  }
+}
diff --git a/_data/icons/step.json b/_data/icons/step.json
new file mode 100644
index 00000000..13ce8ec6
--- /dev/null
+++ b/_data/icons/step.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmVp9jyb3UFW71867yVtymmiRw7dPY4BTnsp3hEjr9tn8L",
+    "width": 512,
+    "height": 512,
+    "format": "png"
+  }
+]