RelaySMS (also known as swob short for SMSWithoutBorders) is a powerful tool that lets you send secure online messages via SMS without needing an internet connection. By securely storing OAuth2 tokens for services like Gmail, Twitter, and Telegram in encrypted online Vaults, RelaySMS allows you to stay connected even when offline. Key Features: - Store OAuth2 tokens for Gmail, Twitter, and Telegram. - Manage multiple accounts seamlessly. - Send messages with or without an authentication phone number. - Open source and freely available on GitHub at https://github.com/smswithoutborders. RelaySMS is built for those who need reliable, secure communication without the limitations of internet connectivity.