Projects sharing features with Wallet

BlueWallet is a Bitcoin wallet application that provides a mobile interface for managing Bitcoin assets, including standard wallets and specialized tools for Lightning Network payments. It serves as a coordinator for various wallet types, including multisig vaults and watch-only interfaces. The project distinguishes itself through advanced security and privacy features, such as decoy storage architecture to hide assets during forced disclosure and custom entropy generation using physical dice or coins. It supports air-gapped transaction management via QR codes and PSBT integration for hardwar

Grin is a protocol implementation and blockchain node that provides a confidential transaction system. It uses Pedersen Commitments and homomorphic encryption to verify value integrity and ensure a consistent money supply without revealing specific transaction amounts or participant identities. The project distinguishes itself through an interactive transaction exchange model, where wallets coordinate multi-round data exchanges to build signed transactions. To maintain anonymity, the system supports onion-routed transaction delivery and masks originating IP addresses through specialized relay

Rainbow is a mobile application for storing, sending, and managing digital assets on the Ethereum blockchain and compatible networks. It functions as a mobile wallet and gallery for managing cryptocurrency and non-fungible tokens. The project includes an integrated web browser that injects a wallet provider to enable interaction with decentralized applications. It features a transaction simulator that previews the outcome of smart contract interactions before a user signs a request, and a crypto asset aggregator for swapping currencies and depositing fiat funds via third-party providers. The

AppKit is a multi-chain wallet connection kit and onboarding framework designed to integrate diverse blockchain networks into a unified interface. It provides a comprehensive suite for connecting applications to EVM, Solana, Bitcoin, TON, and TRON ecosystems, facilitating both self-custodial wallet linking and the creation of new accounts. The project distinguishes itself through a Web3 onboarding system that utilizes social and email-based authentication to generate embedded wallets, reducing cryptographic friction for new users. It further supports advanced identity management via a blockch

BTCPay Server is a non-custodial payment gateway and invoice manager designed for accepting Bitcoin and other cryptocurrencies directly into a private wallet. It serves as a self-hosted payment infrastructure that allows merchants to manage digital invoicing and storefronts without relying on third-party intermediaries. The system distinguishes itself through a non-custodial wallet architecture that ensures private keys remain on the user's own hardware or server. It integrates the Lightning Network for instant, low-cost transactions and provides a hardware-wallet signing bridge to secure tra

rippled is a peer-to-peer node implementation for the XRP Ledger. It serves as a distributed ledger consensus engine and a blockchain API gateway, allowing servers to validate transactions and maintain a shared, immutable sequence of ledger state. The project features a built-in decentralized exchange engine capable of executing atomic cross-currency payments and managing order books. It includes an on-chain asset management system for issuing and controlling fungible tokens and NFTs, as well as a Byzantine Fault Tolerant system for coordinating validators. The platform provides comprehensiv

bitcoinj is a Java library and software development kit for integrating Bitcoin blockchain functionality into applications. It provides a foundation for implementing blockchain clients and managing digital wallets, allowing for the programmatic tracking of blockchain state and transaction histories. The project includes tools for creating and maintaining keychains and wallets, supported by a command-line interface for administrative wallet management and blockchain state synchronization. The library covers core cryptographic and structural primitives, including deterministic key derivation,

Lux is a blockchain infrastructure project providing a distributed ledger and a smart contract platform. It utilizes a hybrid proof-of-work and proof-of-stake consensus mechanism to secure decentralized transactions and maintain network stability. The project features a peer-to-peer ecosystem that includes a decentralized file storage system for immutable data, a masternode network for governance, and a cross-chain asset bridge. It distinguishes itself with an ASIC-resistant hashing algorithm optimized for general-purpose CPUs and a decentralized order book for matching trades without a centr

This project is a blockchain node software implementation that maintains a decentralized ledger using the Ouroboros proof-of-stake consensus protocol. It provides a complete environment for operating a distributed record, including a cryptocurrency wallet backend and a peer-to-peer network layer. The system is distinguished by its use of a UTXO-based ledger model and a diffusion-based state synchronization layer for node communication. It integrates a Public Key Infrastructure with TLS-authenticated communication to secure inter-node traffic and employs hierarchical deterministic key derivati

Rotki is a local-first financial management suite designed for cryptocurrency portfolio tracking, tax accounting, and decentralized finance analytics. It functions as a self-hosted application that secures all financial records, transaction history, and user credentials within an encrypted local database, ensuring that sensitive data remains entirely under user control. The platform distinguishes itself through a privacy-preserving architecture that eliminates reliance on centralized cloud storage or third-party data providers. Users maintain full control over their connectivity by configurin

This project is a comprehensive educational guide and technical manual for the Ethereum blockchain. It provides structured instruction on blockchain fundamentals, smart contract development, and the architectural principles of decentralized applications. The resource covers technical domains including smart contract security auditing, network administration, and web3 programming. It details the implementation of token standards, the use of mnemonic seeds for wallet integration, and the creation of censorship-resistant application architectures. The documentation extends to system-level opera

Electrum is an open-source, non-custodial Bitcoin wallet client that manages keys, transactions, and balances using Simplified Payment Verification (SPV) for lightweight transaction verification without downloading the full blockchain. It operates through a persistent background daemon that exposes a JSON-RPC interface for wallet operations and automation, and generates wallet keys from a mnemonic seed phrase using hierarchical deterministic key derivation. The wallet distinguishes itself through support for cold storage security with offline transaction signing on air-gapped devices, integra

This project is a mobile Bitcoin wallet and standalone node for Android devices. It enables the management of private keys and the processing of cryptocurrency transactions directly on the device without relying on a centralized backend server. The application distinguishes itself by supporting decentralized node operations, allowing users to maintain a direct connection to the blockchain network. It also integrates near-field communication to read payment requests from passive tags, automating the population of transaction details. The wallet includes capabilities for portfolio tracking wit

Stellar Core is the primary software implementation of the Stellar blockchain network, serving as a distributed ledger and a Federated Byzantine Agreement system. It functions as a core node that maintains the shared state of the network and provides a runtime environment for executing WebAssembly smart contracts. The project enables the creation and management of digital assets, including the implementation of decentralized exchanges through distributed orderbooks and automated liquidity pools. It facilitates cross-border payment settlement by routing assets via path payments and bridging di

web3.js is a comprehensive TypeScript library designed to facilitate interaction with Ethereum-compatible blockchain networks. It serves as a foundational toolkit for decentralized applications, providing the necessary interfaces to query network state, manage cryptographic identities, and execute smart contract transactions. By abstracting the complexities of blockchain communication, the library enables developers to integrate decentralized logic directly into their applications. The library distinguishes itself through a modular architecture that prioritizes extensibility and flexible conn

Sui is a blockchain platform featuring an object-centric state model and resource-oriented smart contracts. It utilizes parallel transaction execution to increase network throughput and supports programmable transaction blocks that bundle multiple operations into single atomic units. The platform distinguishes itself with a capability-based access control system and zero-knowledge login mechanisms, enabling users to authenticate via identity providers without seed phrases. It also implements deterministic object addressing to allow predictable state lookups and supports the creation of soulbo

Cointop is a cryptocurrency terminal user interface designed for monitoring real-time market statistics, prices, and asset trends. It serves as a market dashboard and portfolio tracker, enabling the management of personal asset holdings and the calculation of profit and loss within a command line environment. The project distinguishes itself with a server capability that allows the interface to be hosted and accessed remotely via secure shell sessions. It also includes a notification system that triggers desktop alerts when specific assets reach predefined price thresholds. The application p

ethers.js is an Ethereum JavaScript library used to interact with the Ethereum blockchain by querying state and sending transactions via JSON-RPC providers. It functions as a smart contract wrapper, a Web3 provider interface, and a system for managing wallets and cryptographic signatures. The project provides a dedicated Ethereum Name Service resolver for translating human-readable names into blockchain addresses through forward and reverse lookup operations. It also includes an implementation for managing private keys and mnemonic phrases to sign digital data and authorize on-chain transacti

Bisq is a decentralized bitcoin exchange and peer-to-peer cryptocurrency marketplace. It enables the exchange of digital assets for national currencies or other assets through a decentralized order book without the need for a central authority, user registration, or identity verification. The project utilizes a non-custodial multi-signature escrow system to secure trades, ensuring funds are released only when trade obligations are met. To preserve user anonymity and hide IP addresses, the network routes traffic through a masked overlay and uses end-to-end encryption for all peer communication

Lnd is a full implementation of the Lightning Network protocol, functioning as a Bitcoin Layer 2 daemon that manages payment channels and settles transactions on the Bitcoin blockchain. It serves as an off-chain payment processor and a cryptographic wallet manager, enabling the execution of instant, scalable transactions through a network node. The project distinguishes itself through a focus on secure node networking and programmatic control. It provides gRPC and REST API servers for automating payment workflows and utilizes macaroon-based authorization to delegate granular permissions via c

Chia is a decentralized blockchain platform that uses a proof-of-space-and-time consensus mechanism, enabling energy-efficient farming on commodity hardware. It implements a full blockchain node, farmer, harvester, timelord, and wallet in Python, prioritizing readability and cross-platform compatibility. The platform manages transactions through a simplified UTXO model that minimizes on-chain state and supports fast validation. The project introduces Chialisp, a Turing-complete functional smart contract language designed for secure and auditable financial transactions. It features a pooling p

Learning Bitcoin from the Command Line is an interactive tutorial that teaches Bitcoin Core node operation, JSON-RPC programming, and Lightning Network payments entirely from the terminal. The guide covers running a full Bitcoin Core node on a remote server with automated setup scripts, controlling the node through shell commands and JSON-RPC calls, and communicating with Bitcoin Core by sending JSON-formatted requests over HTTP. The tutorial provides hands-on instruction for writing and executing custom Bitcoin locking and unlocking scripts using Bitcoin's stack-based scripting language, bui

This project is a mnemonic seed generator and deterministic wallet deriver. It converts mnemonic phrases into binary seeds and derives cryptocurrency wallet addresses and private keys. The tool is implemented as a browser-based cryptographic utility designed for offline execution. This ensures that all key generation and seed computation occur locally on the machine to prevent private keys from leaving the local environment. The system covers mnemonic phrase generation from entropy, seed computation using password-based derivation, and the derivation of public addresses for multiple cryptocu

bitcoinjs-lib is a JavaScript library for building Bitcoin transactions, generating addresses, and managing keys in both Node.js and browser environments. It provides a complete Bitcoin development toolkit covering address generation across standard, SegWit, P2SH, and multisig formats for mainnet and testnet networks, along with hierarchical deterministic key derivation following BIP32, BIP39, BIP44, and BIP49 standards. The library offers a comprehensive transaction engine that handles ECDSA and Schnorr signatures on the secp256k1 curve, supports Partially Signed Bitcoin Transaction (PSBT) f

Cointop is a terminal-based cryptocurrency dashboard that displays real-time market data, prices, and portfolio values in a text-based interface. It aggregates data from multiple cryptocurrency exchange APIs and presents it in an interactive terminal user interface with vim-inspired keyboard shortcuts for navigation and control. The application distinguishes itself by embedding an SSH server that allows remote access to the dashboard from any device, with persistent client configuration tied to individual SSH keys. It includes a fuzzy search system for quickly finding coins by name, desktop n

This project is a decentralized exchange frontend and web interface for the Uniswap protocol. It functions as an Ethereum DeFi dashboard and on-chain asset manager, providing the user interface necessary for executing peer-to-peer cryptocurrency trades and managing liquidity pools. The interface enables decentralized token swapping and digital asset exchanges by routing trades through liquidity pools. It provides specialized tools for liquidity pool management, including the ability to add, remove, or migrate assets to earn rewards, as well as mechanisms for launching new cryptocurrency token

QuantMuse is an algorithmic trading platform and quantitative trading framework that integrates large language models with mathematical analysis to automate market insights and trading strategies. It functions as a system for building, backtesting, and executing strategies using both historical and real-time market data. The framework is distinguished by its use of large language models for financial analysis and sentiment extraction from news and social media. It utilizes autonomous agents with chain-of-thought reasoning to generate market intelligence and strategic reports, while employing