Your pubspec.yaml file is broken.

[radicaled]

This is what's in master right now:

dependencies:
  browser: ">=0.10.0+2 <0.11.0"
  uuid: ">=0.3.2 < 0.4.0"
  play_pixi:
    path: ../play_pixi

Won't work unless for some reason a package user has checked out play_pixi locally.

[playif]

Fixed it, thanks.