Active Smsgate

This gem can be used for sending sms

An unofficial simple tencent cloud sms gem.

This gem provide a gateway to send SMS through OrangeMali operator network.

SMS misr api handler.

Middleware providing webhook for Southern Made SMS Campaign Engagement.

With the ozeki_libs_rest library you can send SMS messages using the Ruby programming language and the Ozeki SMS Gateway.

MakePlans SMS Pricing

single and bulk sms send and status check capabilities

Ruby interface to the Clickatell SMS gateway service.

Implement texter classes for sending SMS messages in similar way to how e-mails are sent with ActionMailer-based mailers. Take advantage of e-mail proxying and enhanced phone number parsing, among others.

Ruby implementation of the SMPP protocol, based on EventMachine. SMPP is a protocol that allows ordinary people outside the mobile network to exchange SMS messages directly with mobile operators.

NoPassword is a toolkit that makes it easy to implement temporary, secure login codes initiated from peoples' web browsers so they can login to Rails applications via email, SMS, CLI, QR Codes, or any other side-channel.

Send and receive SMS with a GSM modem

OTP (email, SMS) JWT authentication for HTTP APIs.

Send and receive SMS with a GSM modem

The Mailosaur Ruby library lets you integrate email and SMS testing into your continuous integration process.

GSMEncoder encodes and decodes Ruby Strings to and from the SMS default alphabet. It also supports the default extension table. The default alphabet and it's extension table is defined in GSM 03.38

rfetion is a ruby gem for China Mobile fetion service that you can send SMS free.

Ruby wrapper for SMSGupShup API