Guides & Articles
Practical guides to foil and wind sports — technique, gear, and the numbers that show you're improving.
-
What Is Parawinging? A Complete Guide to the Newest Downwind Sport
How the packable wing works, how it compares to wing foiling and downwind SUP, and how to learn it.
-
Downwind Foiling for Beginners: How to Ride Ocean Swells
Reading bumps, linking glides, the three ways into the sport, and the safety rules that keep it fun.
-
How to Start Wing Foiling: Gear, Conditions and First Flights
Board, foil and wing sizes that actually work, the wind you want, and the step-by-step progression to flight.
-
How to Gybe a Wing Foil Without Touching Down
The four phases of the gybe, the mistakes behind 90% of touchdowns, and the drills that fix them.
-
How to Pump a Foil and Increase Your Time on Foil
The pumping rhythm, why cadence beats effort, and the metrics that show real progress.
-
Surf Foiling: How to Start Prone Foiling in Waves
Gear, wave selection, first flights, connecting waves — and the etiquette that keeps foilers welcome.
-
GPS Speed Categories Explained: 2-Second Peak, 5×10, Alpha 500 and More
Every category the speedsurfing community uses, what it measures, and why it exists.
-
Speed Windsurfing: How to Sail Faster in a Straight Line
The spots, gear and technique of speedsurfing, and how results are measured with GPS.
-
VMG, Polars and Wind Angles: Sailing Performance Metrics Explained
Velocity made good, polar curves and tacking angles — and how to use them to sail faster.
-
Why Your GPS Speed Is Wrong: Doppler vs Position-Based Speed
Where phantom knots come from, why Doppler velocity is the honest measurement, and how to get trustworthy numbers.
OpenWater tracks every metric in these guides — free, open source, no account, on iPhone and Apple Watch.
Get OpenWater