The future of flight sim
add-on management
One marketplace to discover, manage, and update all your flight simulator addons. Built for flight simmers, by flight simmers.
Discover Add-ons
Browse a curated community marketplace of high-quality X-Plane & Microsoft Flight Simulator Addons
One-Click Install
Install payware & freeware addons with just one click for MFS & X-Plane
Flight Simulator Addons Made Easy
Automactic updates, install addon requirements automatically, 100% free
Join the Beta Program
We're inviting passionate flight simmers to help shape the future of add-on management. Get early access and exclusive benefits.
Join Our DiscordFrequently Asked Questions
Does Streamline have freeware?
Yes we do! In fact, Streamline's mission is to help flight simmers install & download freeware addons easily across all platforms.
What flight simulator does Streamline work with?
X-Plane & Microsoft Flight Simulator. We are working on expanding this to all flight simulators.
Is Streamline free?
Yes! Streamline is free and will always be. Streamline makes money through donations and commercial developer partnerships.
How can we upload addons to Streamline?
As of now, you will have to contact us via email at contact@streamlineaddons.com. However, we are working on a new feature called Streamline Workshop, a platform for anyone to upload their addons. Addons which pass our moderation requirements will then be approved.
Can I transfer existing purchases into Streamline?
Yes you can! Just reach out to us via email at contact@streamlineaddons.com with the account email you used to purchase your existing addons and we will handle the rest.
Will my addons get deleted if I uninstall Streamline?
No, your addons will remain installed in your flight simulator.