feat: bitcoin base support

.changeset/config.json

@@ -7,5 +7,5 @@
   "access": "public",
   "baseBranch": "main",
   "updateInternalDependencies": "patch",
-  "ignore": ["@examples/*", "@apps/gallery-new", "@reown/appkit-ui-new"]
+  "ignore": ["@examples/*", "@apps/gallery-new", "@reown/appkit-ui-new", "@reown/appkit-adapter-bitcoin"]
 }

apps/laboratory/package.json

@@ -80,6 +80,7 @@
     "@reown/appkit-adapter-ethers5": "workspace:*",
     "@reown/appkit-adapter-solana": "workspace:*",
     "@reown/appkit-adapter-wagmi": "workspace:*",
+    "@reown/appkit-adapter-bitcoin": "workspace:*",
     "@reown/appkit-experimental": "workspace:*",
     "@reown/appkit-siwe": "workspace:*",
     "@reown/appkit-siwx": "workspace:*",

apps/laboratory/src/pages/index.tsx

@@ -6,7 +6,8 @@ import {
   ethers5SdkOptions,
   featuredSdkOptions,
   multichainSdkOptions,
-  testingSdkOptions
+  testingSdkOptions,
+  bitcoinSdkOptions
 } from '../utils/DataUtil'
 import { ConfigurationList } from '../components/ConfigurationList'
 
@@ -19,6 +20,7 @@ export default function HomePage() {
       <ConfigurationList title="Ethers" sdkOptions={ethersSdkOptions} />
       <ConfigurationList title="Ethers 5" sdkOptions={ethers5SdkOptions} />
       <ConfigurationList title="Solana" sdkOptions={solanaSdkOptions} />
+      <ConfigurationList title="Bitcoin" sdkOptions={bitcoinSdkOptions} />
       <ConfigurationList
         title={
           <>

apps/laboratory/src/pages/library/bitcoin.tsx

@@ -0,0 +1,112 @@
+import {
+  createAppKit,
+  useAppKitAccount,
+  useAppKitProvider,
+  type CaipNetwork
+} from '@reown/appkit/react'
+import { ThemeStore } from '../../utils/StoreUtil'
+import { ConstantsUtil } from '../../utils/ConstantsUtil'
+
+import { AppKitButtons } from '../../components/AppKitButtons'
+
+import { BitcoinAdapter, type BitcoinConnector } from '@reown/appkit-adapter-bitcoin'
+import { Button, Stack, useToast } from '@chakra-ui/react'
+import { useState } from 'react'
+
+const networks = ConstantsUtil.BitcoinNetworks
+
+const bitcoinAdapter = new BitcoinAdapter({
+  networks: networks as CaipNetwork[],
+  projectId: ConstantsUtil.ProjectId
+})
+
+const appkit = createAppKit({
+  adapters: [bitcoinAdapter],
+  networks,
+  projectId: ConstantsUtil.ProjectId,
+  features: {
+    analytics: true,
+    email: false,
+    socials: []
+  },
+  metadata: ConstantsUtil.Metadata,
+  debug: true
+})
+
+ThemeStore.setModal(appkit)
+
+export default function MultiChainBitcoinAdapterOnly() {
+  const { walletProvider } = useAppKitProvider<BitcoinConnector>('bip122')
+  const { address } = useAppKitAccount()
+  const [loading, setLoading] = useState(false)
+
+  const toast = useToast()
+  async function signMessage() {
+    if (!walletProvider || !address) {
+      toast({
+        title: 'No connection detected',
+        status: 'error',
+        isClosable: true
+      })
+
+      return
+    }
+
+    setLoading(true)
+
+    try {
+      const signature = await walletProvider.signMessage({
+        address,
+        message: 'Hello, World!'
+      })
+      toast({ title: 'Signature', description: signature, status: 'success' })
+    } catch (error) {
+      toast({ title: 'Error', description: (error as Error).message, status: 'error' })
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  async function sendTransfer() {
+    if (!walletProvider) {
+      toast({
+        title: 'No wallet provider',
+        status: 'error',
+        isClosable: true
+      })
+    }
+
+    try {
+      const signature = await walletProvider.sendTransfer({
+        recipient: 'bc1qcer94ntpu33lcj0fnave79lu8tghkll47eeu9u',
+        amount: '100000'
+      })
+
+      toast({
+        title: `Transfer sent: ${signature}`,
+        status: 'success',
+        isClosable: true
+      })
+    } catch (error) {
+      toast({ title: 'Error', description: (error as Error).message, status: 'error' })
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  return (
+    <>
+      <AppKitButtons />
+      {address && (
+        <Stack direction={['column', 'column', 'row']} pt="8">
+          <Button data-testid="sign-transaction-button" onClick={signMessage} isDisabled={loading}>
+            Sign Message
+          </Button>
+          <Button data-testid="send-transfer-button" onClick={sendTransfer} isDisabled={loading}>
+            Send Transfer
+          </Button>
+        </Stack>
+      )}
+    </>
+  )
+}

apps/laboratory/src/utils/ConstantsUtil.ts

@@ -13,7 +13,8 @@ import {
   gnosis,
   unichainSepolia,
   hedera,
-  aurora
+  aurora,
+  bitcoin
 } from '@reown/appkit/networks'
 import type { AppKitNetwork } from '@reown/appkit/networks'
 import { getLocalStorageItem } from './LocalStorage'
@@ -86,6 +87,8 @@ const SolanaNetworks = [solana, solanaTestnet, solanaDevnet, solanaNotExist] as
   ...AppKitNetwork[]
 ]
 
+const BitcoinNetworks = [bitcoin] as [AppKitNetwork, ...AppKitNetwork[]]
+
 export const ConstantsUtil = {
   SigningSucceededToastTitle: 'Signing Succeeded',
   SigningFailedToastTitle: 'Signing Failed',
@@ -142,5 +145,6 @@ export const ConstantsUtil = {
   ProjectId: projectId,
   EvmNetworks,
   SolanaNetworks,
+  BitcoinNetworks,
   AllNetworks: [...EvmNetworks, ...SolanaNetworks] as [AppKitNetwork, ...AppKitNetwork[]]
 }

apps/laboratory/src/utils/DataUtil.ts

@@ -178,3 +178,11 @@ export const featuredSdkOptions: SdkOption[] = [
     description: 'Configuration with no adapters enabled for AppKit'
   }
 ]
+
+export const bitcoinSdkOptions: SdkOption[] = [
+  {
+    title: 'Default',
+    link: '/library/bitcoin',
+    description: 'Basic configuration using bitcoin as a driving library'
+  }
+]

package.json

@@ -9,7 +9,7 @@
     "build:sample-apps": "turbo run build --filter={./examples/*}",
     "build:example:wagmi-cdn": "pnpm build; pnpm --filter @examples/html-wagmi-cdn build",
     "build:example:vue-wagmi": "pnpm --filter @examples/vue-wagmi build",
-    "build": "turbo run build --filter={./packages/*} --concurrency=31",
+    "build": "turbo run build --filter={./packages/**/*} --concurrency=31",
     "watch": "turbo run watch --filter={./packages/*,./packages/adapters/*} --concurrency=50 --continue",
     "gallery": "turbo run dev --filter={./apps/gallery}",
     "gallery-new": "turbo run dev --filter={./apps/gallery-new}",

packages/adapters/bitcoin/.eslintrc.json

@@ -0,0 +1,4 @@
+{
+  "extends": ["plugin:require-extensions/recommended", "../../../.eslintrc.json"],
+  "plugins": ["require-extensions"]
+}

packages/adapters/bitcoin/.npmignore

@@ -0,0 +1,11 @@
+*.log
+*.env
+tests
+src
+exports
+node_modules
+.eslintrc.json
+.turbo
+package-lock.json
+tsconfig.json
+index.ts

packages/adapters/bitcoin/exports/index.ts

@@ -0,0 +1 @@
+export * from '../src/index.js'

packages/adapters/bitcoin/package.json

@@ -0,0 +1,50 @@
+{
+  "name": "@reown/appkit-adapter-bitcoin",
+  "version": "1.5.1",
+  "type": "module",
+  "main": "./dist/esm/exports/index.js",
+  "types": "./dist/types/exports/index.d.ts",
+  "files": [
+    "dist",
+    "!tsconfig.tsbuildinfo"
+  ],
+  "scripts": {
+    "build:clean": "rm -rf dist",
+    "build": "tsc --build tsconfig.build.json",
+    "watch": "tsc --watch",
+    "typecheck": "tsc --noEmit",
+    "lint": "eslint . --ext .js,.jsx,.ts,.tsx"
+  },
+  "exports": {
+    ".": {
+      "types": "./dist/types/exports/index.d.ts",
+      "import": "./dist/esm/exports/index.js",
+      "default": "./dist/esm/exports/index.js"
+    }
+  },
+  "dependencies": {
+    "@exodus/bitcoin-wallet-standard": "0.0.0",
+    "@reown/appkit": "workspace:*",
+    "@reown/appkit-common": "workspace:*",
+    "@reown/appkit-core": "workspace:*",
+    "@wallet-standard/app": "1.0.1",
+    "@wallet-standard/base": "1.0.1",
+    "@walletconnect/universal-provider": "2.17.0",
+    "sats-connect": "3.0.1"
+  },
+  "devDependencies": {
+    "@vitest/coverage-v8": "2.1.3",
+    "@walletconnect/types": "2.17.0",
+    "vitest": "2.1.3"
+  },
+  "author": "Reown <[email protected]> (https://reown.com)",
+  "license": "Apache-2.0",
+  "homepage": "https://github.com/reown-com/appkit",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/reown-com/appkit.git"
+  },
+  "bugs": {
+    "url": "https://github.com/reown-com/appkit/issues"
+  }
+}