Hi,
Do you know about some free or donation ware aircraft, scenery, tools or other add-ons that in your opinion is a must have for us simmers?
To start I will recommend SimToolkitPro that is now available as an Alpha release for FSX, P3d v3/v4 and X-plane 10/11 SimToolkitPro have or will have the following features: (Copy from http://fstoolkit.xyligo.co.uk/)
Landing Reporting
Centreline Deviation
Descent Rate Charts
Touchdown Speed and Rate
Stopping Distances from Touchdown
Approach Practice System
Setup and Practiced an approach at any runway in world
Straight In Finals
Base Approaches
Downwind Approaches
Vectored/Intercept Approaches
All fully customisable leg lengths, speeds and altitudes
Configure your aircraft automatically from the UI
Scenarios
Practice some prebuilt scenarios such as the tricky Innsbruck DME approach, the Checkerboard Approach to Kai Tak or the infamous Maderia landing
Create your own and share them
Scenery Manager
Manage scenery and load order for scenery files in FSX/P3D and X-Plane
Live Map
Live mapping and tracking of flights
Streaming Tools
Landing rate announcer bot (will have more features in future)
Streaming outputs for OBS with live flight data
Failures System
Randomised and planned failures system