Localtonet Blog

Tutorials, guides and updates on exposing localhost, tunnels, proxies and remote access with Localtonet.

13 posts tagged expose localhost to internet

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How to Integrate a Barcode Scanner with a Local WMS and Access It from the Cloud

Read USB barcode scanner input with Python evdev, build a local WMS REST API with Flask and SQLite, and expose it to cloud ERP systems via…

16 Mar 2026 36 min read Tutorials

Turn a Raspberry Pi into a digital signage player with Chromium kiosk mode and a Node.js content server. Push content updates and manage…

16 Mar 2026 36 min read Tutorials

Read Modbus RTU energy meter data with Python over RS-485, store it in InfluxDB, and build a Grafana energy dashboard with cost tracking…

16 Mar 2026 35 min read Tutorials

Receive SAP ERP outbound IDocs on your local integration server during development by pointing SM59 and WE21 at a Localtonet HTTPS tunnel…

16 Mar 2026 30 min read Tutorials

Access OPC UA servers across plant network boundaries using a Localtonet TCP tunnel, a Node-RED REST bridge, or an MQTT gateway. No VPN, no…

16 Mar 2026 31 min read Tutorials

Poll Modbus TCP data from PLCs with Node-RED, store it in InfluxDB, and visualise it in Grafana. Expose the dashboard to remote users with…

16 Mar 2026 32 min read Tutorials

Access PLC web interfaces and Modbus TCP endpoints remotely using a Localtonet tunnel on a gateway machine inside your OT network. No…

16 Mar 2026 27 min read Tutorials

Host your personal portfolio on a Raspberry Pi with Nginx and make it publicly accessible with a Localtonet HTTPS tunnel. Full HTML and CSS…

15 Mar 2026 30 min read Tutorials

Self-host Open WebUI with Docker and Ollama for a private ChatGPT interface that runs entirely on your hardware. Access it from any device…

15 Mar 2026 30 min read Tutorials