GoPro cameras are wonderful for capturing all the action outdoors. You are going to have an easier time recording smooth video with a decent gimbal for GoPro though. These 3 stabilizers for GoPro can help:
SteadyGim3 EVO GoPro Stabilizer: a 3-axis handheld gimbal that lets you shoot smooth video with your GoPro. It has a follow mode and a rechargeable battery that lasts up to 12 hours.
KumbaCam 3-Axis GoPro Mount Stabilizer: a 3-axis stabilizer for GoPro HERO3 and HERO4. It has 3 modes (heading follow, heading, and locking). You can mount it to your bicycle, head, or a pole.
Feiyu 3-Axis Wearable Gimbal: a wearable gimbal for GoPro cameras. You can use it on your helmet, bike or a selfie stick. Lets you mount your camera to the left, right, upright, or inverted.
Have you found better stabilizers for GoPro? Please share them here.