CryptoRadar - Free open-source crypto arbitrage terminal for Windows

CryptoRadar is a free, open-source cryptocurrency arbitrage terminal for Windows. It scans real-time price spreads across 10+ centralized exchanges (Binance, Kraken, OKX, Bybit, Coinbase, KuCoin, Gate.io, MEXC, HTX, Bitget), monitors blockchain gas fees across 8 networks, tracks perpetual futures funding rates, and includes a portfolio dashboard, trade journal, alert system, and clipboard hijack protection. Unlike paid alternatives like Coinigy ($19/mo), Altrady ($31/mo), or 3Commas ($49/mo), CryptoRadar is completely free, runs 100% locally with no cloud dependency, and is fully open-source under the MIT license. Key features: - Cross-exchange spread scanner with net profit calculator - Gas fee monitor for Ethereum, BSC, Polygon, Arbitrum, Solana, TRON - Funding rate anomaly detection for cash-and-carry arbitrage - Multi-exchange portfolio tracker with AES-encrypted API key storage - Arbitrage trade journal with P&L analytics - Clipboard guard against crypto address hijacking malware No account required. No telemetry. No data leaves your computer.