Some of the prominent mining projects or protocols related to Solana include:

1. Solana Validator Nodes: Validators play a crucial role in securing the Solana network by running validator nodes and participating in the consensus process. These nodes validate transactions, propose blocks, and earn rewards for their efforts.

2. Staking Pools: Staking pools allow users to pool their SOL tokens together to increase their chances of earning rewards from staking on the Solana network. These pools are operated by various entities within the Solana ecosystem.

3. Solana Projects with Staking Features: Many projects built on the Solana blockchain incorporate staking features, allowing users to stake their tokens for various purposes, such as governance participation, network security, or earning rewards.

It's essential to research and verify the legitimacy and reputation of mining projects associated with Solana before participating, as the cryptocurrency space can attract fraudulent or unreliable projects.