mono/SkiaSharp
SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.
Only 1 of 3 pull requests from outside contributors was merged, too few tries to tell whether outside work usually gets in.
1 of 3outside PRs merged (33%)
checked
Where newcomer work lands
The evidence