https://ethstaker.cc/ - EthStaker website
https://ethstaker.cc/support - Social media links
https://launchpad.ethereum.org/en/ - Official Staking Launchpad website
https://ethereum.org/en/staking/ - Broad overview of ETH staking
https://ethereum.org/en/run-a-node/ - Running a validator on Ethereum requires running a node first.
https://www.validatorqueue.com/ - The Ethereum validator entry and exit queues have varying waiting times depending on the state of the network. The entry queue has historically reached as long as 45 days.
https://beaconcha.in/ - Track the stats of your validator on the Beacon Chain, including waiting times, deposits and withdrawals, and overall performance. If you create an account, you can also monitor your validator to receive email notifications for any potential problems.
https://launchpad.ethereum.org/en/withdrawals - Check your validator's withdrawal credentials