feat: add CreditCoin chain support

wormhole-foundation · DBosley · Oct 6, 2025 · Oct 2, 2025 · Oct 3, 2025 · Oct 6, 2025
commit 11876931d845ee7e79ebe82d65abfd9ef45587b6
diff --git a/src/config/mainnet/chains.ts b/src/config/mainnet/chains.ts
@@ -233,4 +233,12 @@ export const MAINNET_CHAINS: ChainsConfig = {
     icon: 'XRPLEVM',
     symbol: 'XRP',
   },
+  CreditCoin: {
+    displayName: 'Creditcoin',
+    sdkName: 'CreditCoin',
+    explorerUrl: 'https://creditcoin.blockscout.com',
+    explorerName: 'Blockscout',
+    icon: 'CreditCoin',
+    symbol: 'CTC',
+  },
 };
diff --git a/src/config/mainnet/rpcs.ts b/src/config/mainnet/rpcs.ts
@@ -29,6 +29,7 @@ const {
   REACT_APP_HYPEREVM_RPC,
   REACT_APP_XRPL_RPC,
   REACT_APP_HYPERCORE_RPC,
+  REACT_APP_CREDITCOIN_RPC,
 } = import.meta.env;
 
 export const MAINNET_RPC_MAPPING = {
@@ -61,4 +62,5 @@ export const MAINNET_RPC_MAPPING = {
   ...populateRpcField('HyperEVM', REACT_APP_HYPEREVM_RPC),
   ...populateRpcField('XRPLEVM', REACT_APP_XRPL_RPC),
   ...populateRpcField('HyperCore', REACT_APP_HYPERCORE_RPC),
+  ...populateRpcField('CreditCoin', REACT_APP_CREDITCOIN_RPC),
 };
diff --git a/src/config/mainnet/tokens.ts b/src/config/mainnet/tokens.ts
@@ -62,6 +62,15 @@ export const MAINNET_TOKENS: TokenConfig[] = [
       address: '0x4Fabb145d64652a948d72533023f6E7A623C7C53',
     },
   },
+  {
+    symbol: 'wCTC',
+    decimals: 18,
+    icon: TokenIcon.CTC,
+    tokenId: {
+      chain: 'Ethereum',
+      address: '0xaafec8e08d524d534327fa13fb306f440b5f88eb',
+    },
+  },
   {
     symbol: 'POL',
     decimals: 18,
@@ -804,4 +813,13 @@ export const MAINNET_TOKENS: TokenConfig[] = [
     decimals: 18,
     icon: TokenIcon.XRP,
   },
+  {
+    symbol: 'CTC',
+    tokenId: {
+      chain: 'CreditCoin',
+      address: 'native',
+    },
+    decimals: 18,
+    icon: TokenIcon.CTC,
+  },
 ];
diff --git a/src/config/types.ts b/src/config/types.ts
@@ -68,6 +68,7 @@ export enum TokenIcon {
   'FOGO',
   'HYPE',
   'XRP',
+  'CTC',
 }
 
 // Used in bridging components

diff --git a/src/hooks/useConfigUpdate.test.tsx b/src/hooks/useConfigUpdate.test.tsx
@@ -66,6 +66,7 @@ describe('[Integration] Bridge component config updates', () => {
           'Solana',
           'HyperEVM',
           'Unichain',
+          'CreditCoin',
         ]),
       };
       mockConfig.routes = newRoutes;
@@ -99,6 +100,7 @@ describe('[Integration] Bridge component config updates', () => {
           'Solana',
           'HyperEVM',
           'Unichain',
+          'CreditCoin',
         ]),
       };
       mockConfig.routes = newRoutes;
@@ -113,6 +115,7 @@ describe('[Integration] Bridge component config updates', () => {
       'Solana',
       'HyperEVM',
       'Unichain',
+      'CreditCoin',
     ]);
   });
 
@@ -148,6 +151,7 @@ describe('[Integration] Bridge component config updates', () => {
           'Solana',
           'HyperEVM',
           'Unichain',
+          'CreditCoin',
         ]),
       };
       mockConfig.routes = newRoutes;
@@ -164,6 +168,7 @@ describe('[Integration] Bridge component config updates', () => {
       'Solana',
       'HyperEVM',
       'Unichain',
+      'CreditCoin',
     ]);
   });
 });
diff --git a/src/icons/ChainIcons.tsx b/src/icons/ChainIcons.tsx
@@ -34,6 +34,7 @@ import FOGO from './Chains/FOGO';
 import INK from './Chains/INK';
 import HyperEVM from './Chains/HYPEREVM';
 import XRPLEVM from './Chains/XRPLEVM';
+import CreditCoin from './Chains/CreditCoin';
 
 const iconMap: { [key in Chain]?: React.JSX.Element } = {
   Moonbeam: GLMR(),
@@ -66,6 +67,7 @@ const iconMap: { [key in Chain]?: React.JSX.Element } = {
   HyperEVM: HyperEVM(),
   HyperCore: HYPERCORE(),
   XRPLEVM: XRPLEVM(),
+  CreditCoin: CreditCoin(),
 };
 
 function isBuiltinChainIcon(icon?: Chain | string): icon is Chain {

diff --git a/src/icons/Chains/CreditCoin.tsx b/src/icons/Chains/CreditCoin.tsx
@@ -0,0 +1,24 @@
+import React from 'react';
+
+function CreditCoin() {
+  return (
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="481"
+      height="481"
+      fill="none"
+      viewBox="0 0 481 481"
+    >
+      <path
+        fill="#2D353F"
+        d="M364.64 312.16C339.72 355.11 293.23 384 240 384c-79.53 0-144-64.47-144-144S160.47 96 240 96c53.29 0 99.81 28.95 124.71 71.97l31.16-18.04C364.73 96.17 306.59 60 240 60c-99.41 0-180 80.59-180 180s80.59 180 180 180c66.56 0 124.67-36.13 155.82-89.84l-31.18-18Z"
+      />
+      <path
+        fill="#2D353F"
+        d="M420 222H271.14c-6.23-10.75-17.83-18-31.14-18-19.88 0-36 16.12-36 36s16.12 36 36 36c13.32 0 24.92-7.25 31.14-18H420v-36Z"
+      />
+    </svg>
+  );
+}
+
+export default CreditCoin;
diff --git a/src/icons/TokenIcons.tsx b/src/icons/TokenIcons.tsx
@@ -45,6 +45,7 @@ import PLUME from './Tokens/PLUME';
 import FOGO from './Tokens/FOGO';
 import HYPE from './Tokens/HYPE';
 import XRP from './Tokens/XRP';
+import CTC from './Tokens/CTC';
 
 const iconMap: { [key in TokenIcon]: React.JSX.Element } = {
   [TokenIcon.WBTC]: WBTC(),
@@ -99,6 +100,7 @@ const iconMap: { [key in TokenIcon]: React.JSX.Element } = {
   [TokenIcon.FOGO]: FOGO(),
   [TokenIcon.HYPE]: HYPE(),
   [TokenIcon.XRP]: XRP(),
+  [TokenIcon.CTC]: CTC(),
 };
 
 function isBuiltinTokenIcon(icon?: TokenIcon | string): icon is TokenIcon {

diff --git a/src/icons/Tokens/CTC.tsx b/src/icons/Tokens/CTC.tsx
@@ -0,0 +1,24 @@
+import React from 'react';
+
+function CTC() {
+  return (
+    <svg
+      xmlns="http://www.w3.org/2000/svg"
+      width="481"
+      height="481"
+      fill="none"
+      viewBox="0 0 481 481"
+    >
+      <path
+        fill="#2D353F"
+        d="M364.64 312.16C339.72 355.11 293.23 384 240 384c-79.53 0-144-64.47-144-144S160.47 96 240 96c53.29 0 99.81 28.95 124.71 71.97l31.16-18.04C364.73 96.17 306.59 60 240 60c-99.41 0-180 80.59-180 180s80.59 180 180 180c66.56 0 124.67-36.13 155.82-89.84l-31.18-18Z"
+      />
+      <path
+        fill="#2D353F"
+        d="M420 222H271.14c-6.23-10.75-17.83-18-31.14-18-19.88 0-36 16.12-36 36s16.12 36 36 36c13.32 0 24.92-7.25 31.14-18H420v-36Z"
+      />
+    </svg>
+  );
+}
+
+export default CTC;
diff --git a/src/routes/operator.test.ts b/src/routes/operator.test.ts
@@ -47,14 +47,15 @@ describe('RouteOperator Chain Support', () => {
     expect(initialChains).toContain('Ethereum');
 
     // Dynamically update NTT configuration to include new chains
-    nttConfig = { HYPE: ['HyperEVM', 'Unichain'] };
+    nttConfig = { HYPE: ['HyperEVM', 'Unichain', 'CreditCoin'] };
 
     // The operator should reflect the new supported chains from the route constructors
     const chainsAfterUpdate = operator.allSupportedChains();
 
     // This should pass with our fix that calls route.rc.supportedChains()
     expect(chainsAfterUpdate).toContain('HyperEVM');
     expect(chainsAfterUpdate).toContain('Unichain');
+    expect(chainsAfterUpdate).toContain('CreditCoin');
   });
 
   it('should support recreating operator with updated route configurations', () => {
@@ -83,7 +84,7 @@ describe('RouteOperator Chain Support', () => {
     expect(initialChains).not.toContain('HyperEVM');
 
     // Configuration updates to include new chains
-    nttConfig = { HYPE: ['HyperEVM', 'Unichain'] };
+    nttConfig = { HYPE: ['HyperEVM', 'Unichain', 'CreditCoin'] };
 
     // Creating a new operator with updated routes should reflect new chains
     const operator2 = new RouteOperator(createRoutes() as any);
@@ -92,6 +93,7 @@ describe('RouteOperator Chain Support', () => {
     // New operator instance should have updated chain support
     expect(updatedChains).toContain('HyperEVM');
     expect(updatedChains).toContain('Unichain');
+    expect(updatedChains).toContain('CreditCoin');
   });
 
   it('should handle dynamic configuration updates in UI components', () => {

diff --git a/src/sdklegacy/config/MAINNET.ts b/src/sdklegacy/config/MAINNET.ts
@@ -35,6 +35,7 @@ const MAINNET_CONFIG: WormholeConfig = {
     XRPLEVM: 'https://rpc.xrplevm.org/',
     Plume: 'https://rpc.plume.org',
     Ink: 'https://ink.drpc.org',
+    CreditCoin: 'https://mainnet3.creditcoin.network',
   },
 };
 

diff --git a/src/utils/coingecko.ts b/src/utils/coingecko.ts
@@ -34,6 +34,7 @@ const NATIVE_TOKEN_IDS: Partial<Record<Chain, string>> = {
   Ink: 'ethereum',
   HyperEVM: 'hyperliquid',
   HyperCore: 'usd-coin',
+  CreditCoin: 'creditcoin',
 };
 
 // This refers to Coingecko API's platform names: https://api.coingecko.com/api/v3/asset_platforms
-Original file line number
+Diff line change
@@ Expand Up / @@ -68,6 +68,7 @@ export enum TokenIcon { @@
       'FOGO',
       'HYPE',
       'XRP',
+      'CTC',
     }
     // Used in bridging components
@@ Expand Down @@