DeskSMS is described as 'forwards your text messages to your GMail, Google Chat, and DeskSMS Chrome and Firefox extension! And if you reply back, the recipient gets a text from your number!' and is an app in the Web Browsers category. There are more than 10 alternatives to DeskSMS for a variety of platforms, including Android, Online / Web-based, Android Tablet, Mac and Windows. The best alternative is AirDroid, which is free. Other great apps like DeskSMS are Mightytext (Freemium), mySMS (Freemium), Free Online Phone Number (Free) and Textfree (Freemium).
mysms Messenger is a completely free messaging service that supports texting on your smartphone, computer and tablet. mysms works cross-platform and is always free of charge. Stay connected with your friends and family no matter where they are.
Text/SMS from your PC with a free phone number from Pinger via textfree.us. The easy to use web app gives you a phone number and lets you send text and SMS messages, with the option to pay for minutes to call people as well.
Way2SMS.com is an online portal based in Hyderabad, India, offering free and unlimited SMS across India funded by private advertisements. It was owned by Way2Online Interactive India Pvt Ltd.PortalWay2SMS.
GTalkSMS enables you to control your android phone through Google Talk/XMPP (send/receive SMS, make calls, locate your phone via GPS, activate WLAN or Bluetooth, etc.). It can be useful for those who prefer typing sms on a real keyboard.
MAXS allows you to control your Android device and receive notifications over XMPP. You can for example write SMS on your desktop/laptop by sending a command over XMPP to MAXS running on your smartphone.
ONLY 1.99$ Type SMS messages on your Mac and send them via your iPhone. The Wi-Fi connection is used, SMS client for iPhone is required (available free on the App Store). Your iPhone and the Mac computer must be on the same network.