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SaaS ideas, mined from what people actually complain about.

Every idea comes from real Reddit posts, was researched against today's competitors, and survived an independent skeptic before it made the list.

Siloed Device Monitoring

Operators struggle to collect, monitor, and maintain diverse connected devices and sensors because data is siloed, tools are inadequate, and manual troubleshooting consumes excessive time.

In their words

My utility has a complicated rate plan with cheap rates from 12AM to 6AM then again from 10AM-2PM and peak rates from 4PM to 9PM.

r/homeassistant on Reddit

I find it hard to believe the fix is to tighten the screw down every few months?

r/electricians on Reddit

I am currently exploring options to replace a fleet of 300+ gateways.

r/IOT on Reddit

I just brought up a custom nrf52 based PCB and wanted to characterize its battery power draw in low power modes.

r/hwstartups on Reddit

anytime I have integrated BACnet it’s usually a lot more points than this

r/QSYS on Reddit

They disconnect frequently and behave erratically (eg., inconsistent timestamps and sampling rates) when collecting from more than 2 IMUs.

r/embedded on Reddit

Sometimes it worked sometimes the first call, and any afterwards, to HAL_I2C_... just returned HAL_BUSY.

r/embedded on Reddit

I've been on hold for over an hour every time, and when I do finally connect, half the time the support guy just cheers me on

r/HVAC on Reddit

guests only see a thermostat that says 68 and assume somebody is refusing to help them

r/hotels on Reddit

It's either I use multiple chucks, one horizontal and the other vertical OR I have to do do full linen changes every single time.

r/nursing on Reddit

Very niche Bluetooth blinds, but I was able to decrypt the signal and create an integration that actually works with the help of vAI.

r/homeassistant on Reddit

This will be first time for me to Commission a LC Datacenter. Wanted your inputs, lessons learned, feedback and advice on what to do, what not to do to ensure successful IST.

r/datacenter on Reddit

getting data off of our main hubs (everything is relayed to the hubs by radio) was very slow and precarious

Hacker News

the firmware is difficult to update... you'll brick your infotainment if you screw up

Hacker News

IT, facilities, and field engineers

Where they talk

  • r/embedded
  • r/homeassistant
  • r/PLC
  • r/BuildingAutomation
  • r/IOT
  • r/Irrigation
  • r/hwstartups
  • r/sysadmin

Tools they use today

  • Home Assistant
  • MQTT
  • ESP32
  • Modbus
  • Claude
  • Node-RED
  • Excel
  • Grafana

Why those fall short

  • HAL is buggy; no root cause found; workarounds only
  • Factory modules don't expose compressor frequencies, valve states, detailed temperatures
  • long holds, non-technical agents, no callbacks, undocumented steps
  • every kid has a different bottle, no consistent system
  • did not want to pay for cloud services