EnvayaSMS SMS gateway for Android

History

Version 2.0-rc2 (2011/09/29)

Automatic failover between Wi-Fi and mobile data connection if server is unreachable (e.g. when Wi-Fi router is on, but it has no internet access)
Send timestamp of incoming messages to server

Version 2.0-rc1 (2011/09/28)

Allow outgoing SMS messages to be sent in priority order
Reschedule outgoing messages when the Android outgoing SMS limit would be exceeded

Version 2.0-beta (2011/09/23)

Enable sending more than Android's limit of 100 messages/app/hour via expansion packs
Forward incoming MMS messages to server
Send and receive multipart SMS (longer than 160 characters)
Authenticate with password shared between phone and server
Retry forwarding messages after a delay if there is an error (e.g. due to temporarily broken internet or GSM connection)
Notify server of the status of outgoing messages
Support multiple phones connecting to same server
Show log messages to user to facilitate troubleshooting
User-configurable interval to poll for new outgoing messages
Option to prevent incoming messages from being stored in Messaging inbox
Option to forward messages already received in Messaging inbox
Option to enable/disable all SMS gateway functionality
Perform all HTTP requests asynchronously for better performance
Server API changed to use POST requests instead of GET requests, and other changes; support for future server API changes via 'version' request parameter
Automatically start when the phone boots
Test mode to allow forwarding SMS from only certain phone numbers
Add server library and example code for PHP
Rename new version to EnvayaSMS
Create EnvayaSMS website

KalSMS version 1 (2010/10/04)

Initial release with support for receiving incoming SMS and sending replies (Nir Yariv)