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wall-ink
ESP8266 based e-ink conference room scheduler display. Repurposable through PHP-based server plugins to display any image. Outlook, Exchange, Booked, Google Calendar API and iCal server scheduler support.
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
This is an in-house solution but it's better than most of what you can buy commercially (and we've had Crestron iPad-controlled meeting rooms). I wish we could buy PoE (wired) versions of this without needing to make physically build ourselves, or get roped into some vendor's subscription rodeo.
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