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<img src="docs/banner.png" align="center" title="Trust logo">Trust Wallet Core is an open-source, cross-platform, mobile-focused library implementing low-level cryptographic wallet functionality for a high number of blockchains. It is a core part of the popular Trust Wallet, and some other projects. Most of the code is C++ with a set of strict C interfaces, and idiomatic interfaces for supported languages: Swift for iOS and Java (Kotlin) for Android.
Documentation
For comprehensive documentation, see developer.trustwallet.com.
Supported Blockchains
Wallet Core supports more than 130 blockchains: Bitcoin, Ethereum, BNB, Cosmos, Solana, and most major blockchain platforms. The full list is here.
Building
For build instructions, see developer.trustwallet.com/wallet-core/building.
Using from your project
If you want to use wallet core in your project follow these instructions.
Android
Android releases are hosted on GitHub packages, you need to add GitHub access token to install it. Please check out this installation guide or build.gradle from our android sample
Don't forget replacing the version in the code with latest:
iOS
We currently support Swift Package Manager and CocoaPods (will discontinue in the future).
SPM
Download latest Package.swift from GitHub Releases and put it in a local WalletCore folder.
Add this line to the dependencies parameter in your Package.swift:
.package(name: "WalletCore", path: "../WalletCore"),
Or add remote url + master branch, it points to recent (not always latest) binary release.
.package(name: "WalletCore", url: "https://github.com/trustwallet/wallet-core", .branchItem("master")),
Then add libraries to target's dependencies:
.product(name: "WalletCore", package: "WalletCore"),
.product(name: "SwiftProtobuf", package: "WalletCore"),
CocoaPods
Add this line to your Podfile and run pod install:
pod 'TrustWalletCore'
NPM (beta)
npm install @trustwallet/wallet-core
Go (beta)
Please check out the Go integration sample.
Kotlin Multipleplatform (beta)
Please check out the Kotlin Multiplatform sample
Projects
Projects using Trust Wallet Core. Add yours too!
<img src="https://trustwallet.com/assets/images/trust_logotype.svg" alt="Trust Wallet"/>
Coinpaprika | crypto.com | Alice | Frontier | Tokenary | MemesWallet | xPortal | Slingshot
Community
There are a few community-maintained projects that extend Wallet Core to some additional platforms and languages. Note this is not an endorsement, please do your own research before using them:
- Flutter binding https://github.com/weishirongzhen/flutter_trust_wallet_core
- Python binding https://github.com/phuang/wallet-core-python
- Wallet Core on Windows https://github.com/kaetemi/wallet-core-windows
Contributing
The best way to submit feedback and report bugs is to open a GitHub issue. If you want to contribute code please see Contributing. If you want to add support for a new blockchain also see Adding Support for a New Blockchain, make sure you have read the requirements section.
Thanks to all the people who contribute. <a href="https://github.com/trustwallet/wallet-core/graphs/contributors"><img src="https://opencollective.com/wallet-core/contributors.svg?width=890&button=false" /></a>
Disclaimer
The Wallet Core project is led and managed by Trust Wallet with a large contributor community and actively used in several projects. Our goal at Wallet Core is to give other wallets an easy way to add chain support.
Trust Wallet products leverage wallet core, however, they may or may not leverage all the capabilities, features, and assets available in wallet core due to their own product requirements.
License
Trust Wallet Core is available under the Apache 2.0 license. See the LICENSE file for more info.