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Professional BIP-39 Seed & HD Wallet Toolkit with 12–24 word mnemonics, checksum validation, BIP-44/49/84 derivation, and multi-chain support (BTC, ETH, SOL, LTC, DOGE, ADA, DOT, AVAX, ATOM, XRP, TRX). Features offline CSPRNG, PBKDF2-HMAC-SHA512, AES-256-GCM encryption, wallet recovery, CSV/JSON export, and custom derivation paths.
Web3 Casino, a modern cryptocurrency casino gaming platform built with Next.js. This frontend offers multiple provably fair games including Coinflip, Crash, Mines, and Roulette.
Analysis of High Frequency Trading on Bitcoin exchanges
Follow stolen crypto hop by hop across Bitcoin, Ethereum, TRON, BNB Chain and Solana. Labels where the money landed, keeps proof for every clue, writes the report.
🗄EOS Tracker: Real time block explorer for EOS Blockchain
Non-custodial, encrypted file storage & sharing platform with Stellar payments and on-chain file notarization
Swift cryptography library for Bitcoin and Nostr. ECDSA, Schnorr, ECDH, and zero-knowledge proofs on secp256k1. Apple platforms and Linux.
Go middleware for monetizing your API on a per-request basis with Bitcoin and Lightning ⚡️
Open-source wallet address portrait tool — CLI + demo that profiles on-chain activity, protocol touches, and risk tags
Integrated Ethereum implementation and tool suite focused on Solidity testing and development.
A high performance data transfer tool that can be used to transfer data from Bitcoin Core blockchain files to a SQL Server database
Java version of ripple-lib (work in progress)
the original bitcoin executable, rebuilt byte for byte
A minimal bitcoin library for MicroPython and Python3 with a focus on embedded systems
This script allows bootstrapping a new substrate chain with the current state of a live chain
Electrum Fake — Bitcoin wallet balance spoofing tool with real-time overlay for Electrum desktop client, custom BTC balance injection, transaction history forging, and screenshot-safe persistent display rendering
A framework for writing Smart Contracts on Algorand
EOSIO Ethereum Virtual Machine (EVM)
Write enterprise Bitcoin applications with Spring Boot. Starter projects with multiple Bitcoin related modules that you can include in your application.
Simple PHP commands and library for using bitcoin OP_RETURNs.
🏷 A better way to share your Bitcoin address.
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💎 Solidity compiler bindings for Deno
Subwasm is a cli utility to look inside a Substrate WASM Runtime. It can inspect and compare the metadata of Substrate based runtimes such as Polkadot or Kusama.