DC++ is an open source client for Windows for the Direct Connect protocol.
Direct Connect allows you to share files over the internet without restrictions or limits. The client is completely free of advertisements and has a nice, easy to use interface. Firewall and router suppor.
LinuxDC++ is a port of DC++ direct connect client to Linux. Or, to any POSIX-compliant Unix really, but since the Unix developers have access to is Linux this is the only one supported at the moment.
