HS COM is a software library (with full C source code) that allows a calling user application to access serial communication ports (COM devices) under 32-bit MS Windows operating systems. It allows to transmit data, receive data and control line signals (such as RTS and DTR). HS COM library provides a convenient "packaging" to standard Win32 API by exposing only a few simple API services to a calling application

HS SMTP LITE is a software library in C (supplied with full source code) which implements the client side of Simple Mail Transfer Protocol (SMTP) over TCP socket layer according to RFC 821. Support for transfer of basic message header and text is provided. HS SMTP Library incorporates the necessary state machine, transparency procedures, and server response processing required to comply to a simple and robust SMTP client implementation.

HS GSM SMS is a C source library that provides a PC-based user application with access to a mobile phone's Short Message Service (SMS) functionality, according to ETSI standards: GSM 07.05 (ETS 300 585) - "Use of Data Terminal Equipment - Data Circuit terminating; Equipment (DTE - DCE) interface for Short Message Service (SMS) and Cell Broadcast Service (CBS)" GSM 03.40 - "Technical Realization of Short Message Service - Point-to-Point

HS POP3 Lite is a software library in C (supplied with full source code) which implements the client side of Post Office Protocol Version 3 (POP3) over TCP socket layer according to RFC 1939. Among other features, the library supports user authentication, reception of basic internet headers and text, message deletion and statistics. HS POP3 Library incorporates the necessary state machine, transparency procedures, server response processing etc.

HS NTP is a software library in C (supplied with full source code) which implements the client side of Network Time Protocol (POP3) over UDP socket layer according to RFC1769 and RFC1305. HS NTP Library allows a user application to synchronise local system time to remote NTP server time.

HS FTP is a software library in C (supplied with full source code) which implements the client side of the File Transfer Protocol over TCP socket layer according to RFC 959. The library allows a user application to connect to remote FTP servers, traverse server directory structure and send and receive files. The HS FTP protocol module supports passive mode data connections, user / password authentication and a number of commonly used FTP commands

HS Task Planner is information management and planning software. It allows users to create, delete, edit and organize tasks in a tree-like hierarchical structure. Hs Task Planner operates on project task files, The user can load previously saved project file and continue working on the project. Hs Task Planner offers some of the basic features found in expensive project management packages for a very low price.

HsCipherSDK is an Encryption Library providing an API to a suite of symmetric cryptographic algorithms and digital signing functions. The library includes block and stream cipher modules: AES, 3DES, ARC4, CAST-128, Blowfish,Twofish, MD5, SHA-1. HsCipherSDK includes Standard DLL and ActiveX DLL for use from Visual C++, Visual Basic or other languages, code examples, documentation. HsCipherSDK Plus edition includes full source code in Viusal C++

HS XMODEM is a software library in C (supplied with full source code) that provides a programmer with the off-the-shelf support for XMODEM protocol data transfer capability. Support for both sender and receiver are provided. Other features include 1024 block size vs 128, CRC vs checksum, configurable timers and retries.

ITU-T X.25 Protocol Module (with RFC1613 XOT) - C Source Library (supplied with full source code) implements ITU-T recommendation X.25 - Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for terminals operating in the packet mode. HS X.25 includes HsDL (Data Link with RFC1613 Cisco Mode XOT) and HsSock (Winsock interface) for X.25 over TCP applications

HsGpsDll is a Windows Dynamic Link Library which provides access to any NMEA-183 compliant GPS receiver via a serial communications port. HsGpsDll is designed for use from Visual C, Visual Basic or other programming languages. HsGpsDll allows a user application to easily read from a GPS device the current GPS position fix and current velocity over ground (speed in kilometers per hour), decoding sentences $GPGGA and $GPVTG.

HsTftpCE is a TFTP application for Pocket PC running Windows Mobile 5 OS. HsTftpCE implements Trivial File Transfer Protocol (TFTP) over UDP socket layer according to RFC 1350 and supports client and server file send and receive operations. HsTftpCE enables user to transfer files between Pocket PC PDA or Smart phone and desktop PC or any other equipment using TFTP protocol over IP network.