jasonCodesAway 

Xamarin (Android/iOS/Windows Store and Phone and UWP) plugin to determine screen size

Xamarin (Android/iOS/Windows Store and Phone and UWP) plugin to log, record exceptions, and eventually provide insightful reports (e.g. functionality-X fails under conditions Y and Z on platform P)

A visual wall of components that supports panning and selecting a single component. Typically used to view large numbers of images.

Xamarin 5-star rating widget with 1/2 star increments

XamJam's Nav component for model-view-based navigation in root, tabbed, and navigation page schemes (or combinations thereof).

XamJam utility component, not expected to be directly useful to most developers. This is not the code you're looking for.

Xamarin plugin to model pictures. This project depends on Xamarin Forms directly.

Xamarin (Android/iOS/Windows Store and Phone and UWP) plugin to easily allow the user to select a picture (or take one) and crop it to their satisfaction. This project depends on Xamarin Forms directly.