Rajdoot - Your Private, Powerful, and Programmable SMS Gateway
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Rajdoot is a self-hosted, low-cost SMS gateway using ESP8266 + SIM900A. Send OTPs/SMS via MQTT & Node.js backend with a React dashboard. Cheaper than Twilio, with full control & open-source IoT power.
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Rajdoot is a self-hosted, low-cost SMS gateway powered by IoT technology. It enables developers and businesses to send and verify OTPs and SMS messages via a custom Node.js backend, React frontend, and MQTT-connected ESP8266 devices controlling GSM modules like SIM900A.
Unlike traditional providers like Twilio or Telesign, Rajdoot gives you full control, customizable workflows, and drastically lower SMS costs by leveraging open-source hardware and software.
â OTP & SMS APIs
â MQTT-based IoT communication
â SIM900A + ESP8266 + Arduino integration
â Web dashboard (React)
â Node.js backend with MongoDB
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