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Kalkun is an open source web-based SMS (Short Message Service) manager.
It uses Gammu SMSD (part of gammu family) as SMS gateway engine to deliver and retrieve messages from your phone/modem.
Documentation is on the wiki: https://github.com/kalkun-sms/Kalkun/wiki
Development and source code can be found on github: https://github.com/kalkun-sms/Kalkun/
Send Bulk OTP SMS in PHP using SMS Gateway Center HTTP API
You need to be registered member with https://www.smsgatewaycenter.com/ and then you can use this script to send OTP SMS to your clients and peers.
This script is just an example to send sms and validate OTP using session. But you can use it with your database to get users and send out OTP SMS to registered members and have them validated.
About SMSGatewayCenter.com SMS Gateway Center is one of the leading Bulk SMS Gateway...
Full featured HTTP SMS gateway for 2n VoiceBlue GSM VoIP adapters with sending / receivig capabilities, XML outputs, POST/GET controls and a basic WEB frontend.
This is a simple and easy to modify PHP form, which will allow you to send SMS messages through HTTP with your own Sender ID and delivery reports. You just have to insert your account information (www.sourcesms.com) and upload the files onto your web server.
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SMS gateway that acts as a middleware application between mobile operators and VAS applications (tarrot, sms chat, download content etc.). Supports ParlayX and SMPP protocol.
Using GMS modem or a GSM modem enabled cellphone to send SMS text based messages, this solution can be used as a free SMS gateway, cellular network charges may apply to send and receive messages.
netSMSgw is a SMTP to SMS gateway. The goal of netSMSgw is to have an easy installable SMS gateway for company or personal use. The idea is that you can email <No>@sms.domain.tld and it will send a sms with the subject. Should work with any mobile phone
A tool to check periodically web pages of interest and to report changes in html format (e.g. to the start page of your browser) and/or by email (e.g. to SMS gateway).
It can also report almost anything via custom plugins (uptime, disk usage, etc.)
KSMS is a web-based interface to manager an SMS Gateway like kannel.The goals is an integrated users manager, sms templates, a flexible admin control panel.Sms bulk are sended through a simple web interface that can be made with to fit various send-syste
LemonSMS is a java library that enables developers to integrate sending of SMS messages using a GSM modem or compatible phone. The library is integrated into Aubey(http://www.sf.net/projects/aubrey) which has a mini SMS gateway implementation.