ASFui is an user interface for ArchiSteamFarm.
ASF is a C# application that allows you to farm steam cards using multiple steam accounts simultaneously.
If you have a GitHub account, you can fork it, submit a pull request or open a issue.
If you don't, you can comment in the SteamGifts thread.
See Releases. The beta version is compiled after each commit. AppVeyor retains these for 6 months.