Here are some of the most active cryptocurrencies currently:
1-Bitcoin (BTC): Bitcoin is considered the most active and widespread cryptocurrency in the world. It is characterized by a large trading volume and high market value.
2-Ethereum (ETH): Ethereum is the second largest cryptocurrency in terms of market value and activity. Ethereum provides a platform for building crypto applications and executing smart contracts.
3- Binance Coin (BNB): It is the currency of the Binance platform and is used to pay fees and obtain discounts on the Binance platform.
4- Ripple (XRP): Ripple is a cryptocurrency used to transfer funds and settle payments quickly and at a low cost.
5- Cardano (ADA): Cardano is a platform for building crypto applications and also provides a cryptocurrency of the same name.
Please note that this list may be constantly changing and you should conduct the necessary research before making any investment decisions.