Brokers

Stocks:

1. Computershare - Directly register shares in your own name.
2. Fidelity 
3. Interactive Brokers (used with NinjaTrader software for futures)
4. Tastyworks
5. TD Ameritrade ThinkorSwim (ToS) platform
6. Robinhood - Sign up and claim free stock (promotion)

Crypto:

1. GameStop Wallet - The GameStop Wallet is a self-custodial Ethereum wallet, which gives you full control of your assets. Power to the players!
2. Kraken Pro & Kraken
3. Coinbase
4. Binance.US - Get $10 USD each when you complete $100 or more in buys and/or trades within 30 days of completing account verification.
5. Matcha
6. Gemini