⚙️ YSFlight Reforged

The legendary sandbox flight sim, rebuilt for today.

Engage in intense dogfights, fly aerobatic formations with friends online, or explore a massive world with thousands of community-made aircraft. YSFlight is a simulator that puts you in control.

Reforged takes that limitless freedom and enhances it with modern performance, stunning visuals, and the quality-of-life features you expect.

What is this? Start here!

The Best Way to Play YSFlight.

YSFlight Reforged takes the beloved, lightweight YSFlight simulator and enhances it for modern systems. We've preserved the simple, fun gameplay while overhauling the engine for better performance, visuals, and quality-of-life features.

A note on the name: This project was originally started as 'CirnoYSF'. You may still see this name in filenames or version info. It's the same project, now reforged for a wider audience!

Eurofighter Typhoon parked with background of mountains and its raining

Key Upgrades

High-Performance Rendering

Experience ultra-smooth flight with high, stable FPS. Our optimizations make the sim feel incredibly responsive.

Enhanced Visuals

Fly through dynamic weather like rain and witness beautiful sunsets, bringing the world of YSFlight to life.

Simplified Setup

Get in the air faster. The built-in Auto Addon Installer and smarter defaults mean less configuration and more flying.

Actively Developed

We're passionate pilots and developers. Expect regular updates, bug fixes, and features requested by the community.

Vast Mod Support

Enjoy two decades of community-made aircraft, maps, and missions, all made easier to install and manage.

Open & Free Forever

Licensed under BSD 3-Clause. No hidden costs. The code is open for anyone to inspect, learn from, and contribute to.

📸 See the Overhaul in Action

Lufthansa Boeing 747 in sunset while its raining

The new lighting engine creates breathtaking sunset and sunrise flights.

F-14 flying in sunset while its raining

Push your aircraft to the limits in a more vibrant and dynamic environment.

Eurofighter Typhoon parked with background of mountains and its raining

Custom rain effects add a new layer of immersion to your missions.

Join the Workshop

Have questions, feedback, or want to find people to fly with?
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