Robinhood - Free stock trading service.
Investor List - A searchable, crowdsourced list of over 1k investors
Penny - Penny is a personal finance app that takes the pain out of keeping track of your finances.
EquityZen - Invest in Proven Tech Companies
Investors Club - Profitable online businesses vetted & handed right to you
Investor Scout - A database of 45k+ investors to raise your seed round 💰