The SocketTools Library Edition includes standard Windows dynamic link libraries (DLLs) which can be used in a wide variety of programming languages such as Visual Studio.NET, Visual C++, Visual Basic and Delphi. The SocketTools Library Edition API has over 800 functions which can be used to develop applications that meet a wide range of needs. SocketTools covers it all, including uploading and downloading files, sending and retrieving email, remote command execution, terminal emulation, and much more.

The following protocols are supported by the SocketTools Secure Library Edition: Domain Name Service (DNS), File Encoding and Compression, File Transfer Protocol (FTPS), Finger Protocol, Gopher Protocol, Hypertext Transfer Protocol (HTTPS), Internet Control Message Protocol (ICMP), Internet Message Access Protocol (IMAPS), Multipurpose Internet Mail Extensions (MIME), Network News Transfer Protocol (NNTPS), Network Time Protocol, Post Office Protocol (POP3S), Remote Access Services (RAS), Remote Command Protocol, Simple Mail Transfer Protocol (SMTPS), Terminal Emulation, Telnet Protocol, Whois Porotocol, Windows Sockets (SocketWrench).