Besides resources like Indie Hackers, I highly recommend everyone here read Small Giants (https://www.amazon.com/Small-Giants-Companies-Instead-10th-Anniversary

Besides resources like Indie Hackers, I highly recommend everyone here read Small Giants (https://www.amazon.com/Small-Giants-Companies-Instead-10th-Anniversary/dp/014310960X https://www.amazon.com/Small-Giants-Companies-Instead-10th-A...) which focuses on companies that have outsized impact feeling the pressure to grow. They profile companies that have 2 to 2,000 (or so?) people, but most focus on having an opinionated take (over growth for its own sake).