GasNow (gasnow.tools) is a free, open-source real-time cryptocurrency gas-fee tracker and market analytics dashboard. It provides live Ethereum gas prices (Gwei) and Bitcoin transaction fees (sat/vB), plus the Fear & Greed Index, Market Stress Index, Bitcoin halving cycle position, Leverage Index, trending tokens and aggregated crypto news. Active and continuously maintained since 2021. Open source: https://github.com/j0n777/gasnow