Dead-simple FTP server for Windows?

Problem

I Googled for it, tried a few of them, but I find that even the simplest I found (www.xlightftpd.com) is way too complicated. I just need this: single EXE or portable (ie. no installer, just unzip -> run) the root directory is where the server EXE lives any use can connect and read/write. No need for user accounts. This is for a test lab as an alternative to setting up Samba on a Linux host. Does someone know of an application that does this? I'm looking for the FTP equivalent of the Mongoose web server. Thank you. Edit: Thanks for the feedback. I found one that just works, FTPdmin, although it runs in a DOS box instead of providing a basic GUI. Unless someone knows of a GUI alternative, I'll just use that application. Edit: Here's how to launch sfk (Swiss File Knife): Note: sfk works in active mode; the client must type "passive" to switch to passive mode Even with "-verbose", there's no real-time indication that a big download is running as expected. Edit: I took a look at the other…