Regatta!

A game by

The only free browser-based AC75 sailing simulator. No download, no install — just open and race.

Regatta! puts you at the helm of an America's Cup AC75 foiling catamaran. Master the physics of upwind and downwind sailing, read the wind shifts, exploit the currents, and outmaneuver your opponents in real-time multiplayer races. Whether you're a sailing enthusiast or a complete beginner, Regatta! offers a deep, rewarding experience that fits in your browser.

Race against AI, challenge friends online, or compete in the global daily challenge - all for free.

🚀 Features

Boats & Physics

• 6 AC75 boats inspired by the 2024 America's Cup fleet: Alinghi Red Bull Racing, INEOS Britannia, American Magic, Emirates Team New Zealand, Luna Rossa Prada Pirelli, and a fully customizable personal livery boat
• Realistic polar curve physics with foiling threshold — push past 18 knots and your boat takes flight
• Dynamic wind system with shifts, lifts and headers signaled in real time
• Dirty wind mechanics: every boat casts a wind shadow downwind — stay clear or lose speed
• Marine currents across 4 field zones, visible on the tactical minimap
• Proper W/L race field geometry aligned to wind direction with visible boundary lines

Game Modes

• 🏆 Race — W/L buoy course, up to 8 AI opponents, 15-minute timer, leaderboard and auto-replay
• ⛵ Free Sail — open water, no limits, perfect for learning the controls
• 🎯 Training — place your own buoys, lap timer with split history
• ⏱ Time Trial — fixed course, personal best per boat, live ghost delta during the run
• 🌐 Multiplayer — real-time online racing with ELO ranking, public/private rooms, up to 8 players
• 🌅 Daily Challenge — same conditions for every player worldwide, global leaderboard resets at midnight UTC

Multiplayer & Social

• ELO rating system updated after every race
• Public and private rooms with shareable join codes
• Friends list with direct challenge notifications
• Scheduled races with advance registration and countdown
• Post-race replay shareable via link
• Real-time position sync at 10fps via Supabase Realtime

Customization

• Full livery editor for your personal boat: color picker, metalness, roughness, glow
• Custom decal system — upload your own PNG/JPG and position it on the hull
• Cloud-synced livery visible to opponents in multiplayer (Premium subscribers)
• ⭐ Premium badge displayed next to your nickname during races

Progression

• 14 unlockable achievements with point system
• 3 boats unlocked immediately, 3 earned through gameplay (daily challenges, race wins, ELO milestones)
• Detailed post-race stats: speed, VMG and wind charts sampled every 2 seconds, split times per leg

HUD & Views

• 6 camera modes: stern, port, bow, starboard, cockpit, and overhead tactical view
• Cockpit view with 5 nautical instruments: speed, compass, AWA, VMG, true wind
• Race signals: flag animations at 30s, 10s, 5s, and start — OCS (premature start) detection with penalty
• Wind shift advisor in upwind legs: LIFT or HEADER indicator
• Minimaps with boat trails, buoys, current zones and wind arrow

Technical

• Fully playable on desktop and mobile

💰 Free to Play — Optional Premium

Regatta! is completely free. An optional Premium subscription (€2.99/month or €24.99/year) unlocks your custom livery in multiplayer and adds a ⭐ badge next to your nickname. No pay-to-win — ever.