Investing in cryptocurrencies can be highly volatile and speculative, so it’s important to do thorough research and consider your risk tolerance before making any investment decisions. Here are a few popular cryptocurrencies that have shown promise, but keep in mind that no investment is guaranteed:

1. Bitcoin (BTC): As the first and most well-known cryptocurrency, Bitcoin continues to be a popular choice for long-term investment due to its widespread adoption, limited supply, and store of value properties.
2. Ethereum (ETH): Ethereum is not only a digital currency but also a platform for building decentralized applications (DApps) and smart contracts. Its versatility and potential for innovation make it an attractive investment option.
3. Binance Coin (BNB): Binance Coin is the native cryptocurrency of the Binance exchange, one of the largest cryptocurrency exchanges in the world. BNB is used to pay for trading fees on the platform and has utility within the Binance ecosystem, which can contribute to its value.
4. Cardano (ADA): Cardano is a blockchain platform known for its focus on scalability, sustainability, and interoperability. It aims to provide a more secure and scalable infrastructure for the development of DApps and smart contracts.
5. Solana (SOL): Solana is a high-performance blockchain platform designed for decentralized applications and crypto projects. Its fast transaction speeds and low fees have made it increasingly popular among developers and investors.
6. Polkadot (DOT): Polkadot is a multi-chain blockchain platform that enables interoperability between different blockchains. It aims to create a decentralized and interoperable internet where different blockchains can seamlessly communicate and share information.

Remember to conduct your own research, consider the technology, team, community support, and potential use cases of each cryptocurrency before investing. Additionally, it’s advisable to diversify your investment portfolio and only invest what you can afford to lose in such a volatile market