Device monitors and ambient displays
Tools that read sensors and hardware stats from PCs, phones, webcams and smart-home devices and surface them as dashboards, desk displays, overlays or alerts (posture, temperatures, battery, cameras) for hobbyists, PC users and households.
Built for: Tech hobbyists, PC users, smart-home owners
Projects since May 04
163
Different builders
161
Last 4 weeks vs 8 before
-2%
AI is the core
8.0%
Projects per week
Mostly web app (28%), mobile app (27%), desktop app (18%) · from r/SideProject, r/vibecoding, r/IMadeThis, r/SaaS
Latest
- token-tv — Shows Codex and Claude usage limits on a cheap Wi-Fi desk clock display.“I turned a ~$5 AliExpress clock into an AI usage dashboard”
- Power Trace — Logs readings from a Tuya energy meter locally and analyzes voltage sags, appliance power spikes, energy cost and a health score.“My Tuya energy meter shows plenty of numbers but explains nothing, so I built an app that does”
- Klok — Controls smart-home devices from a smartwatch in one tap, across multiple brands.“I couldn't unlock my smart lock from my watch, so I built an app that controls any smart-home brand from Wear OS, Garmin, Amazfit and Huawei watches”
- Adds a fart sound effect to shoes as the wearer walks.“We made a pair of shoes that fart when you walk”
- Vizo — Estimates whether the current iPhone charge will last until a chosen time and tracks charging sessions and charger performance.“Two months ago I shared the Android version of Vizo — now I’ve launched it on iPhone”
- DisplayMath — Compares screen size, pixel density and field of view of TVs, monitors and cinema screens drawn to scale at a given viewing distance.“A cinema trip turned into a free calculator for TV size, seating distance and room fit”
- Vigilo — Turns a spare phone or laptop browser into a security camera that detects objects on-device and sends Telegram alerts.“Vigilo v1.0.0 released: Turn any old phone or laptop into a smart security camera with on-device AI object detection & Telegram alerts”
- ComboCreador.es — Calculates CPU and GPU bottlenecks, estimates FPS, recommends power supply wattage, and compares laptops.“He creado ComboCreador.es: una web gratuita para calcular cuellos de botella (CPU/GPU), FPS, fuente recomendada y comparar portátiles — Busco feedback de la comunidad”
- polluSensWeb — Reads and charts data from UART air quality sensors in a Chromium browser using Web Serial, with JSON-defined sensor configs and webhooks.“polluSensWeb v2.2”
- HomeAssistant Panel — Shows a user's existing Home Assistant dashboard in Chrome's native side panel so it stays open across tabs.“HomeAssistant Panel: a Chrome side panel for your existing smart-home dashboard”
- Cyberize.me — Lets users add wearable tech devices to a 3D avatar, build a personal setup, and share it via link.“I built a 3D builder for wearable tech — explore gadgets, build your setup, and share it”
- RoomScout — Scans the connected Wi-Fi network for camera-named devices and uses phone sensors to detect infrared, lens reflections, and electromagnetic fields to help find hidden cameras.“Find hidden cameras in hotels, airbnbs using Roomsout”
- ScreenScry — Compares phone screen dimensions and shape data to find screen protectors that may fit a chosen device.“I made a free tool to find clearance screen protectors that fit new devices”
- BioSense Tracker Pro — Measures heart rate in real time from a standard webcam by extracting pulse signals from the forehead using the POS algorithm.“Built an open-source non-contact rPPG heart rate tracker in Python (POS algorithm + Butterworth filter)”
- Drive Temperature Tray — Shows a selected drive's SMART temperature as a live number in the Windows notification area.“I made a Windows tray app that shows HDD/SSD temperature in real time”
- WristBridge — Pushes data from Tasker, APIs and custom sources into native Wear OS watch complications.“With the changes to Wear OS watch faces, I vibe-coded a way to put Tasker, API, and custom data into complications”
- Airgeek — Measures CO2, particulate matter, NO2, CO, temperature, humidity and pressure in a wireless, battery-powered wooden air quality monitor that integrates with Matter over Thread or ZigBee.“Airgeek Matter over Thread + Home Assistant demo for Kickstarter”
- Aman Disk — Shows S.M.A.R.T. health, temperature and performance of internal Mac drives in plain language.“Aman disk , an open source crystaldisk info/mark like for mac os., free , no subscription.”
- WORN — Logs which watch is worn each day and tracks cost per wear, streaks, and rotation.“I built WORN, an iOS app for logging watch wears and cost per wear”
- Fieldwatch — Passively listens to nearby Wi-Fi access points and Bluetooth LE advertisements on an Android phone, matches them against a signature list, and alerts when watched devices appear.“I built an offline Android app that identifies nearby Wi-Fi and BLE devices and can alert you when one shows up”
Most discussed
- Mollie's Strava — Records hamster wheel rotations with a hall sensor and ESP32, then uploads them as running activities to a Strava account.“I built a speed/distance tracker for my hamster wheel, which automatically records the data and uploads it to our hamster's own Strava account”
- DockyHub — Turns an old iPad into an always-on family dashboard showing calendars, photos, reminders, meal plans, chores, and smart home controls.“I made an App that can turn an old iPad into a family dashboard (similar to Skylight)”
- Connects to a business's existing security cameras and alerts staff in real time when a relevant event occurs.“11 months, still no paying customers. starting to think the problem is me”
- Motboard — Displays text messages, weather and rotating playlists as a split-flap style board in a browser.“I built an alternative to Vestaboard that doesn't cost 199/year”
- FocusBar — Shows live tickers, news, alerts, reminders and notes on a slim bar mounted above or below a monitor, with optional spoken news.“Built a little bar display that sits on top/below of my monitor so I stop missing important stuff behind my windows”
- reFresco — Displays a virtual fan or air conditioner on screen along with power consumption and operating cost information for cooling devices.“I couldn't sleep because of the heat, so I vibe-coded a free air conditioner with Claude”
- Controls studio lights and a Sony camera from one app, and teaches camera use while analyzing shots.““Reverse engineering” is my favorite way of Frankesteining features.”
- claude-glow — Changes a Tuya smart bulb's color to show Claude Code's state, pulsing red when it needs user approval.“I made my bedroom bulb show what Claude Code is doing”
- Magic Frame — Displays a self-hosted photo slideshow with customizable widgets and live Home Assistant state updates on wall-mounted screens.“Self-hosted dashboard for kitchen monitors, wall panels and picture frames. Drag-&-drop editor, deep Home Assistant integration, Immich albums as wallpaper. Local, no cloud, no account.”
- Controls Govee smart lights by letting the user point the phone camera at a bulb to change its color or brightness.“would you use this?”