Internet of Things (IoT)
Sensor telemetry, smart home devices, and embedded hardware APIs
Internet of Things (IoT) API Comparison Overview
Top Endpoints| API Service | Auth Type | Rate Limit | Security | Direct Link |
|---|---|---|---|---|
| Home Assistant | ⚡ No Key | Sınırsız | HTTPS • CORS | Docs |
| IFTTT | Free Key | Değişken | HTTPS • CORS | Docs |
| Philips Hue | Free Key | 10 istek/sn | HTTPS • CORS | Docs |
| ThingSpeak | Free Key | 15 sn aralık | HTTPS • CORS | Docs |
| Blynk | Free Key | 10.000 istek/ay | HTTPS • CORS | Docs |
| Particle | Free Key | Değişken | HTTPS • CORS | Docs |
Available Endpoints (8)
Home Assistant
Open-source local smart home automation, sensor states, and switch relays
IFTTT
Connect web services, trigger multi-step applets, and automate IoT devices
Philips Hue
Philips Hue smart bridge lighting control, colors, and scene automation
ThingSpeak
ThingSpeak IoT data collection, MATLAB analytics, and cloud sensor monitoring
Blynk
Low-code IoT software suite for mobile device control, dashboards, and firmware
Particle
Particle cloud platform for managing cellular and Wi-Fi IoT microcontrollers
Adafruit IO
IoT cloud platform for displaying sensor telemetry and controlling hardware devices
Arduino Cloud
Arduino Cloud IoT dashboards, remote device flashing, and sensor telemetry
About Free Internet of Things (IoT) APIs
This directory curates 8 verified public APIs in the Internet of Things (IoT) domain. Developers can build dashboards, mobile applications, automation bots, and microservices with these ready-to-integrate endpoints without upfront billing.
🔑 Do I need an API key?
Several APIs listed here operate as Zero-Auth services where you can execute queries directly. Others provide free developer tiers with an instant key upon registration.
⚡ Does FreeAPI support CORS?
Yes, all endpoints can be called through FreeAPI Smart Edge Gateway to bypass browser CORS headers and inspect live responses.