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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 1.1k 461

  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 851 296

  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 118 64

  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 169 81

  5. BitcoinCore.Swift BitcoinCore.Swift Public

    Comprehensive Bitcoin development library for iOS, implemented on Swift.

    Swift 29 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 128 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 1,140 MIT 461 312 1 Updated Jan 26, 2026
  • MoneroKit.Swift Public
    horizontalsystems/MoneroKit.Swift’s past year of commit activity
    C++ 0 1 1 0 Updated Jan 26, 2026
  • ZcashLightClientKit Public Forked from Electric-Coin-Company/zcash-swift-wallet-sdk

    iOS light client Framework proof-of-concept

    horizontalsystems/ZcashLightClientKit’s past year of commit activity
    Swift 1 MIT 45 0 0 Updated Jan 26, 2026
  • monero-kit-android Public
    horizontalsystems/monero-kit-android’s past year of commit activity
    CMake 0 1 0 0 Updated Jan 26, 2026
  • 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 169 MIT 81 38 0 Updated Jan 26, 2026
  • market-kit-android Public
    horizontalsystems/market-kit-android’s past year of commit activity
    Kotlin 9 MIT 30 0 1 Updated Jan 23, 2026
  • 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 851 MIT 296 110 4 Updated Jan 23, 2026
  • 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 118 MIT 64 7 0 Updated Jan 23, 2026
  • 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.

    horizontalsystems/EvmKit.Swift’s past year of commit activity
    Swift 23 MIT 24 0 0 Updated Jan 22, 2026
  • MarketKit.Swift Public
    horizontalsystems/MarketKit.Swift’s past year of commit activity
    Swift 7 MIT 23 0 0 Updated Jan 21, 2026
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