Merge pull request #71 from mmstick/patch-3

Add System76's Popsicle App

Author: GuillaumeGomez

index.md

@@ -113,5 +113,6 @@ features = ["v3_10"]
 * [Fractal](https://gitlab.gnome.org/danigm/fractal)
 * [Epicwar Downloader](https://github.com/ab0v3g4me/epicwar-downloader)
 * [Whatschanging](https://github.com/mothsART/whatschanging)
+* [Popsicle](https://github.com/pop-os/popsicle/)
 
 If you want yours to be added to this list, please create a [Pull Request](https://github.com/gtk-rs/gtk-rs.github.io/compare?expand=1) for it!