As of my last knowledge update in September 2021, some of the best crypto staking platforms were:
Binance: One of the largest cryptocurrency exchanges, Binance offers a staking platform where users can stake various cryptocurrencies and earn rewards.
Kraken: Kraken is another popular exchange that offers staking services for a range of cryptocurrencies. They often support a good variety of staking options.
Coinbase: Coinbase, a user-friendly exchange, also supports staking for certain cryptocurrencies. They make it relatively easy for beginners to participate in staking.
Tezos: Tezos is a blockchain platform that natively supports self-amendment and has its own staking mechanism. Users can participate in the Tezos network by delegating their XTZ tokens to a baker (validator) and earn rewards.
Cardano: Cardano has its own staking mechanism through which users can delegate ADA tokens to a stake pool and receive rewards.
Cosmos: Cosmos is a network of interconnected blockchains that uses a proof-of-stake consensus mechanism. Users can delegate their ATOM tokens to validators and earn rewards.
Polkadot: Polkadot allows users to participate in staking by bonding DOT tokens. Validators and nominators are essential parts of the network's proof-of-stake mechanism.
Ethereum 2.0 (Eth2): Ethereum has been transitioning from a proof-of-work to a proof-of-stake consensus mechanism through Ethereum 2.0 upgrade. Users can stake their ETH in the network to help secure it and earn rewards.
Avalanche: Avalanche is a platform that aims to offer high throughput and low latency. Users can participate in staking AVAX tokens to secure the network.
Solana: Solana is known for its high-speed blockchain. Users can participate in staking SOL tokens and earn rewards by supporting the network's proof-of-history and proof-of-stake consensus mechanism.
Please note that the crypto landscape can change rapidly, and new platforms might have emerged since my last update. Always do your research and consider factors like reputation, security, fees, and the specific cryptocurrencies you're interested in staking before getting involved in any platform.