From 87a2f1990d07953c5de7d3654a79007960841ae1 Mon Sep 17 00:00:00 2001
From: Vivian Plasencia <v.pcalana@gmail.com>
Date: Sun, 12 Oct 2025 23:50:29 +0200
Subject: [PATCH] feat: support gnosis-chiado and gnosis networks

re #1051
---
 apps/subgraph/README.md                       |  2 +
 packages/contracts/hardhat.config.ts          | 16 ++++++++
 .../src/networks/deployed-contracts.json      | 40 +++++++++++++++++++
 .../utils/src/networks/supported-networks.ts  | 12 ++++++
 4 files changed, 70 insertions(+)

diff --git a/apps/subgraph/README.md b/apps/subgraph/README.md
index 19fbf91d9..cae632164 100644
--- a/apps/subgraph/README.md
+++ b/apps/subgraph/README.md
@@ -59,6 +59,8 @@ Supported networks:
 -   `linea-sepolia`
 -   `linea`
 -   `scroll-sepolia`
+-   `gnosis-chiado`
+-   `gnosis`
 
 ## 🛠 Install
 
diff --git a/packages/contracts/hardhat.config.ts b/packages/contracts/hardhat.config.ts
index 40262cf35..51a1c93a6 100644
--- a/packages/contracts/hardhat.config.ts
+++ b/packages/contracts/hardhat.config.ts
@@ -72,6 +72,22 @@ const hardhatConfig: HardhatUserConfig = {
                     apiURL: "https://api-sepolia.scrollscan.com/api",
                     browserURL: "https://sepolia.scrollscan.com"
                 }
+            },
+            {
+                network: "gnosis-chiado",
+                chainId: 10200,
+                urls: {
+                    apiURL: "https://gnosis-chiado.blockscout.com/api",
+                    browserURL: "https://gnosis-chiado.blockscout.com"
+                }
+            },
+            {
+                network: "gnosis",
+                chainId: 100,
+                urls: {
+                    apiURL: "https://api.etherscan.io/v2/api?chainid=100",
+                    browserURL: "https://gnosisscan.io"
+                }
             }
         ]
     },
diff --git a/packages/utils/src/networks/deployed-contracts.json b/packages/utils/src/networks/deployed-contracts.json
index 1aa47b819..af5c88079 100644
--- a/packages/utils/src/networks/deployed-contracts.json
+++ b/packages/utils/src/networks/deployed-contracts.json
@@ -258,5 +258,45 @@
                 "startBlock": 11979239
             }
         ]
+    },
+    {
+        "network": "gnosis-chiado",
+        "contracts": [
+            {
+                "name": "SemaphoreVerifier",
+                "address": "0x4DeC9E3784EcC1eE002001BfE91deEf4A48931f8",
+                "startBlock": 18246899
+            },
+            {
+                "name": "PoseidonT3",
+                "address": "0xB43122Ecb241DD50062641f089876679fd06599a",
+                "startBlock": 18246899
+            },
+            {
+                "name": "Semaphore",
+                "address": "0x8A1fd199516489B0Fb7153EB5f075cDAC83c693D",
+                "startBlock": 18246899
+            }
+        ]
+    },
+    {
+        "network": "gnosis",
+        "contracts": [
+            {
+                "name": "SemaphoreVerifier",
+                "address": "0x4DeC9E3784EcC1eE002001BfE91deEf4A48931f8",
+                "startBlock": 42592252
+            },
+            {
+                "name": "PoseidonT3",
+                "address": "0xB43122Ecb241DD50062641f089876679fd06599a",
+                "startBlock": 42592252
+            },
+            {
+                "name": "Semaphore",
+                "address": "0x8A1fd199516489B0Fb7153EB5f075cDAC83c693D",
+                "startBlock": 42592252
+            }
+        ]
     }
 ]
diff --git a/packages/utils/src/networks/supported-networks.ts b/packages/utils/src/networks/supported-networks.ts
index 7b2c3c717..795287a2e 100644
--- a/packages/utils/src/networks/supported-networks.ts
+++ b/packages/utils/src/networks/supported-networks.ts
@@ -76,5 +76,17 @@ export default {
         url: "https://sepolia-rpc.scroll.io",
         chainId: 534351,
         explorer: "https://sepolia.scrollscan.com"
+    },
+    "gnosis-chiado": {
+        name: "Gnosis Chiado",
+        url: "https://rpc.chiadochain.net",
+        chainId: 10200,
+        explorer: "https://blockscout.com/gnosis/chiado"
+    },
+    gnosis: {
+        name: "Gnosis",
+        url: "https://rpc.gnosischain.com",
+        chainId: 100,
+        explorer: "https://gnosisscan.io"
     }
 }