diff --git a/_data/chains/eip155-314.json b/_data/chains/eip155-314.json
new file mode 100644
index 00000000..e720eaa5
--- /dev/null
+++ b/_data/chains/eip155-314.json
@@ -0,0 +1,35 @@
+{
+  "name": "Filecoin — Mainnet",
+  "chain": "FIL",
+  "status": "incubating",
+  "rpc": ["https://api.node.glif.io/rpc/v0"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "filecoin",
+    "symbol": "FIL",
+    "decimals": 18
+  },
+  "infoURL": "https://filecoin.io",
+  "shortName": "filecoin",
+  "icon": "filecoin",
+  "chainId": 314,
+  "networkId": 314,
+  "slip44": 461,
+  "explorers": [
+    {
+      "name": "Filfox",
+      "url": "https://filfox.info/en",
+      "standard": "none"
+    },
+    {
+      "name": "Filscan",
+      "url": "https://filscan.io",
+      "standard": "none"
+    },
+    {
+      "name": "Filscout",
+      "url": "https://filscout.io/en",
+      "standard": "none"
+    }
+  ]
+}
diff --git a/_data/chains/eip155-3141.json b/_data/chains/eip155-3141.json
new file mode 100644
index 00000000..6c85e800
--- /dev/null
+++ b/_data/chains/eip155-3141.json
@@ -0,0 +1,19 @@
+{
+  "name": "Filecoin — Buildernet",
+  "chain": "FIL",
+  "status": "incubating",
+  "rpc": [],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "filecoin",
+    "symbol": "FIL",
+    "decimals": 18
+  },
+  "infoURL": "https://filecoin.io",
+  "shortName": "filecoin-buildernet",
+  "icon": "filecoin",
+  "chainId": 3141,
+  "networkId": 3141,
+  "slip44": 1,
+  "explorers": []
+}
diff --git a/_data/chains/eip155-31415.json b/_data/chains/eip155-31415.json
new file mode 100644
index 00000000..46212377
--- /dev/null
+++ b/_data/chains/eip155-31415.json
@@ -0,0 +1,25 @@
+{
+  "name": "Filecoin — Wallaby testnet",
+  "chain": "FIL",
+  "status": "incubating",
+  "rpc": ["https://wallaby.node.glif.io/rpc/v0"],
+  "faucets": ["https://wallaby.network/#faucet"],
+  "nativeCurrency": {
+    "name": "testnet filecoin",
+    "symbol": "tFIL",
+    "decimals": 18
+  },
+  "infoURL": "https://filecoin.io",
+  "shortName": "filecoin-wallaby",
+  "icon": "filecoin",
+  "chainId": 31415,
+  "networkId": 31415,
+  "slip44": 1,
+  "explorers": [
+    {
+      "name": "Filscan",
+      "url": "http://wallaby.filscan.io",
+      "standard": "none"
+    }
+  ]
+}
diff --git a/_data/chains/eip155-314159.json b/_data/chains/eip155-314159.json
new file mode 100644
index 00000000..6743b8bf
--- /dev/null
+++ b/_data/chains/eip155-314159.json
@@ -0,0 +1,30 @@
+{
+  "name": "Filecoin — Calibration testnet",
+  "chain": "FIL",
+  "status": "incubating",
+  "rpc": ["https://api.calibration.node.glif.io/rpc/v0"],
+  "faucets": ["https://faucet.calibration.fildev.network/"],
+  "nativeCurrency": {
+    "name": "testnet filecoin",
+    "symbol": "tFIL",
+    "decimals": 18
+  },
+  "infoURL": "https://filecoin.io",
+  "shortName": "filecoin-calibration",
+  "icon": "filecoin",
+  "chainId": 314159,
+  "networkId": 314159,
+  "slip44": 1,
+  "explorers": [
+    {
+      "name": "Filscan",
+      "url": "https://calibration.filscan.io",
+      "standard": "none"
+    },
+    {
+      "name": "Filscout",
+      "url": "https://calibration.filscout.com/en",
+      "standard": "none"
+    }
+  ]
+}
diff --git a/_data/chains/eip155-3141592.json b/_data/chains/eip155-3141592.json
new file mode 100644
index 00000000..67e5b6a8
--- /dev/null
+++ b/_data/chains/eip155-3141592.json
@@ -0,0 +1,19 @@
+{
+  "name": "Filecoin — Butterfly testnet",
+  "chain": "FIL",
+  "status": "incubating",
+  "rpc": [],
+  "faucets": ["https://faucet.butterfly.fildev.network"],
+  "nativeCurrency": {
+    "name": "testnet filecoin",
+    "symbol": "tFIL",
+    "decimals": 18
+  },
+  "infoURL": "https://filecoin.io",
+  "shortName": "filecoin-butterfly",
+  "icon": "filecoin",
+  "chainId": 3141592,
+  "networkId": 3141592,
+  "slip44": 1,
+  "explorers": []
+}
diff --git a/_data/chains/eip155-31415926.json b/_data/chains/eip155-31415926.json
new file mode 100644
index 00000000..0c12fbd4
--- /dev/null
+++ b/_data/chains/eip155-31415926.json
@@ -0,0 +1,19 @@
+{
+  "name": "Filecoin — Local testnet",
+  "chain": "FIL",
+  "status": "incubating",
+  "rpc": [],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "testnet filecoin",
+    "symbol": "tFIL",
+    "decimals": 18
+  },
+  "infoURL": "https://filecoin.io",
+  "shortName": "filecoin-local",
+  "icon": "filecoin",
+  "chainId": 31415926,
+  "networkId": 31415926,
+  "slip44": 1,
+  "explorers": []
+}
diff --git a/_data/icons/filecoin.json b/_data/icons/filecoin.json
new file mode 100644
index 00000000..b4ab6491
--- /dev/null
+++ b/_data/icons/filecoin.json
@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://QmS9r9XQkMHVomWcSBNDkKkz9n87h9bH9ssabeiKZtANoU",
+    "width": 1000,
+    "height": 1000,
+    "format": "png"
+  }
+]