Designed this DIY Underwater Drone Kit! : r/diydrones
Trident ROV may be that underwater drone you've been looking for
What Are Underwater ROVs & How Are They Used - REACH ROBOTICS
So I've designed a fully 3D printable underwater drone. Electronics feature 25A speed controllers, Raspberry Pi and multiple sensors. Thinking of releasing a DIY course on how to make it yourself. If
BlueROV2 - Affordable and Capable Underwater ROV
Build your own underwater ROV for $250 | Underwater camera, Underwater, Diy electronics
ThorRobotics 110 ROV Underwater Drone 4K View FPV Lite KIT DIY MAX Dep – Thor-robotics