SMS-it
SMS-it! allows you to send a short message (SMS Short Message Service) to a mobile phone using your computer. SMS-it supports Picture messages, Caller Group Graphic, Operator Logo, Ringtones and Flash SMS. The messages can be sent through an attached modem, through an internet connection or... The phonebook can also be downloaded and synchronized with SMS-it!. ... The Integration with MS Outlook is possible. ... If a mobile phone is attached to the computer (IE through the IR port), the contents of the inbox can be downloaded and stored in folders.
http://www.mawnet.com/sms-it.zip - 4Mb - Download - Screenshot

Oxygen SMS ActiveX Control
Oxygen SMS ActiveX Control allows you to send and receive text and picture messages, send CLI Logos, read and write default SMS centre number, get stored message total and busy count, their locations, read and delete from SMS inbox. You are able to get phones' IMEI, model, software and hardware... This control is shareware. ... Registered version has no send and receive limitations. ... ASP, Microsoft Visual Basic, Microsoft Visual C++, Microsoft Access, Borland Delphi, Borland C++ Builder). ... The control can be incorporated into any programming environment that supports ActiveX controls...
http://www.oxygensoftware.com/download/O2SMSv22.zip - 473Kb - Download - Screenshot

Redcoal Mobile Internet Developer API (MIDA)
Enable your web sites, intranets or applications to send and receive SMS messages to and from 130 countries. Build web sites that dispatch ring tones, VCards or picture messages. Enhance your CRM solution with 2-way SMS messaging. The Redcoal Mobile Internet Developer API (MIDA) provides all... MIDA comes with an extensive set of example source codes and documentation for VB, Perl, PHP, ASP, C++, XML, SOAP developers. ... MIDA provides easy to use interfaces for Microsoft and Unix/Linux Developers.
http://download.redcoal.com/mida.zip - 1Mb - Download - Screenshot

TOxygenSMS Component
TOxygenSMS component is designed to give an access to SMS and Calendar capabilities of Nokia GSM phone from a Windows program. SMS section allows you to send, receive, read and delete messages from Inbox, read and write default SMS centre number and many other features like battery and signal... com text is added to every sent message; - Oxygen text is added to every sent logo; - Ringtones are cut to 10 notes; - Oxygen text is added to Calendar event subject; - Doesn't allow to set event alarms.
http://www.oxygensoftware.com/download/tsms25.zip - 1Mb - Download - Screenshot

Cellular Essentials
Cellular Essentials helps you to organize your phone book entries in a professional way and to easily read, save and send your SMS messages including logos and picture messages. An excellent logo editor completes the features of this program. The data transfer between your cellular phone and PC...
http://www.demmel.com/download/cellular/celles20.exe - 3Mb - Download - Screenshot

Oxygen Phone Manager for Symbian phones
Oxygen Phone Manager II for Symbian OS phones lets your PC and mobile phone with Symbian OS communicate with each other. The program allows you to work with Phonebook, Calendar, To-Do List, Profiles, Log records, Images, Melodies and Messages. You can load your phonebook from the phone, edit... This section allows you to read Inbox, Outbox, Drafts, Sent, My folders, Mailbox folders content, display basic message types - SMS, MMS, E-mail, Beamed (received via BT or IrDA), BIO (Picture message, Operator Logo, Ringing tone), read and display file attaches for MMS, E-mail and Beamed messages.
http://www.opm-2.com/download/SymbianOPM.zip - 6Mb - Download - Screenshot

CleverCell Phone Manager
CleverCell Phone Manager is an easy-to-use logging, multimedia and synchronization software designed for mobile phones. Every cell phone owner can take advantage of using this software! Program can automatically log and synchronize data of your GSM phone with PC. ... Key Features Logging of mobile data on PC, including all messages, call records, and contacts Multimedia Center for pictures and melodies management (On Mobile and PC) SMS messages management, SMS Sending Phone general information view Call Records management and archive Phonebook data management and synchronization with...
http://www.clevercell.com/en/download/clevercellpm12.exe - 1Mb - Download - Screenshot

SmartSMS
SmartSMS enables you to send Picture Messages, Caller Group Graphic, Operator Logo, Ringtones and FlashSMS. Picturemessages can be sent to Nokia AND EMS compatible phones (new handsets by Ericsson, Siemens, Alcatel, Motorola) FlashSMS is supported by almost ALL of the newer phones from Nokia,... To send the SMS, SmartSMS can use, - Modem (dial-up direct to an operator that support the UCP protocol) or - Phone or GSM modem connected to your PC through cable/IR/Bluetooth (NEW) or - Internet (TCP/IP) New gateway added with the lowest messages rate (from $ 0.
http://hem.fyristorg.com/wiberg/smartsms50.exe - 2Mb - Download - Screenshot

Oxygen SMS7110 ActiveX Control
Oxygen SMS7110 ActiveX Control allows you to send text and picture messages, read and write default SMS centre number. The control can be incorporated into any programming environment that supports ActiveX controls (e. g. ASP, Microsoft Visual Basic, Microsoft Visual C++, Microsoft Access,... The Oxygen SMS7110 ActiveX Control works under Microsoft Windows 95, 98, NT and 2000 operating systems family and supports Nokia 3***, 62**, 71** and 8*** series GSM phones.
http://www.oxygensoftware.com/download/sms7110v10.zip - 625Kb - Download - Screenshot

MobTime Cell Phone Manager
A easy-to-use pc software that helps you manage your mobile phone via data cable, IrDA or Bluetooth. The software supports most famous mobile phones of Nokia, Samsung, SonyEricsson, Motorola, LG, Siemens and so on. Now more than 300 models are supported. ... 3 Tired of inputting message one by one letter with small phone keyboard! ... Functions include contacts, calendars, SMS, logo, tone,photo, multimedia browser and Java application installation. ... 5 Want to run or play Java applications and games on your phone, but don't know how to install!
http://www.mobtime.com/en/cpm/download.php - 12Mb - Download - Screenshot