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@horizontalsystems

Horizontal Systems

Building financial instruments for sovereign minded. Unchain assets. Go bordereless. Stay private.

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  1. unstoppable-wallet-android unstoppable-wallet-android Public

    A powerful non-custodial multi-wallet for Bitcoin, Ethereum, Binance Smart Chain, Avalanche, Solana and other blockchains. Non-custodial crypto and NFT storage, onchain decentralized exchange, inst…

    Kotlin 1k 421

  2. unstoppable-wallet-ios unstoppable-wallet-ios Public

    Multi-wallet for Bitcoin, Ethereum, Binance Smart Chain and other emerging blockchains. Non-custodial storage, decentralized exchange, and extensive analytics for thousands of tokens and NFTs. Impl…

    Swift 790 274

  3. ethereum-kit-android ethereum-kit-android Public

    Comprehensive EVM SDK (Ethereum, Binance Smart Chain, Avalanche, Arbitrum, Optimism, Polygon) for Android, implemented on Kotlin. Create wallets, watch wallets (read-only), sync transactions, filte…

    Kotlin 114 59

  4. bitcoin-kit-android bitcoin-kit-android Public

    Comprehensive Bitcoin development library for Android, implemented on Kotlin. SPV wallet implementation for Bitcoin, Bitcoin Cash, Litecoin and Dash blockchains. Fully compliant with existing stand…

    Kotlin 163 74

  5. BitcoinCore.Swift BitcoinCore.Swift Public

    Comprehensive Bitcoin development library for iOS, implemented on Swift.

    Swift 27 23

  6. EvmKit.Swift EvmKit.Swift Public

    EVM toolkit for iOS. This is a core package, that implements the main features of an Ethereum client like interactions with Ethereum RPC node, account and transactions synchronization and others.

    Swift 23 24

Repositories

Showing 10 of 124 repositories
  • unstoppable-wallet-android Public

    A powerful non-custodial multi-wallet for Bitcoin, Ethereum, Binance Smart Chain, Avalanche, Solana and other blockchains. Non-custodial crypto and NFT storage, onchain decentralized exchange, institutional grade analytics for cryptcurrency and NFT markets, extensive privacy controls and human oriented design. Implemented on Kotlin.

    horizontalsystems/unstoppable-wallet-android’s past year of commit activity
    Kotlin 1,034 MIT 421 224 2 Updated Aug 17, 2025
  • monero-kit-android Public
    horizontalsystems/monero-kit-android’s past year of commit activity
    CMake 0 0 0 0 Updated Aug 17, 2025
  • bitcoin-kit-android Public

    Comprehensive Bitcoin development library for Android, implemented on Kotlin. SPV wallet implementation for Bitcoin, Bitcoin Cash, Litecoin and Dash blockchains. Fully compliant with existing standards and BIPs.

    horizontalsystems/bitcoin-kit-android’s past year of commit activity
    Kotlin 163 MIT 74 39 1 Updated Aug 17, 2025
  • unstoppable-wallet-ios Public

    Multi-wallet for Bitcoin, Ethereum, Binance Smart Chain and other emerging blockchains. Non-custodial storage, decentralized exchange, and extensive analytics for thousands of tokens and NFTs. Implemented on Swift.

    horizontalsystems/unstoppable-wallet-ios’s past year of commit activity
    Swift 790 MIT 274 97 6 Updated Aug 17, 2025
  • MoneroKit.Swift Public
    horizontalsystems/MoneroKit.Swift’s past year of commit activity
    C++ 0 0 0 0 Updated Aug 16, 2025
  • markets-server Public
    horizontalsystems/markets-server’s past year of commit activity
    JavaScript 3 3 15 0 Updated Aug 16, 2025
  • MarketKit.Swift Public
    horizontalsystems/MarketKit.Swift’s past year of commit activity
    Swift 7 MIT 23 0 0 Updated Aug 15, 2025
  • ethereum-kit-android Public

    Comprehensive EVM SDK (Ethereum, Binance Smart Chain, Avalanche, Arbitrum, Optimism, Polygon) for Android, implemented on Kotlin. Create wallets, watch wallets (read-only), sync transactions, filter transactions by type (erc20, bep20, swap transactions etc.), swap using native DEX protocols, connect to DeFi smart contracts using WalletConnect. E…

    horizontalsystems/ethereum-kit-android’s past year of commit activity
    Kotlin 114 MIT 59 7 0 Updated Aug 15, 2025
  • market-kit-android Public
    horizontalsystems/market-kit-android’s past year of commit activity
    Kotlin 8 MIT 28 0 1 Updated Aug 15, 2025
  • stellar-kit-android Public
    horizontalsystems/stellar-kit-android’s past year of commit activity
    Kotlin 0 MIT 1 0 0 Updated Aug 14, 2025
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