: An open-source home automation platform that supports a Telegram Bot integration. It can be configured to send snapshots when a camera detects motion.

: Sarah used a cheap, ONVIF-compatible IP camera. Using free software like Home Assistant or simple scripts on a Raspberry Pi

: Instead of just a text alert, the bot can send a high-resolution snapshot of the person or object that triggered the sensor.

IPCam Telegram Free is a free and open-source software that allows users to turn their old smartphones or tablets into IP cameras, which can be monitored remotely using the popular messaging app, Telegram. The software uses the device's camera to stream live video feed to a Telegram bot, which can be accessed from anywhere in the world. This solution is not only budget-friendly but also eco-friendly, as it gives new life to old devices that would otherwise end up in landfills.