Flash your ESP32 in seconds
Connect your device via USB, pick your firmware, and we handle the rest. No software to install.
Select firmware
›
Plug in USB
›
Click Flash
›
Done!
Web Serial requires Chrome or Edge browser on desktop. Please switch browsers to flash your device.
choose your firmware
NEW
🏠
Smart Home Controller
WiFi + MQTT automation firmware
v1.4
⚙️
Motor Driver Pro
Stepper & servo robotics control
v3.0
🌡️
Sensor Node
Temp, humidity & air quality
v2.2
💡
LED Matrix
WS2812B NeoPixel controller
connect & flash
Connect your ESP32
Select a firmware above, then plug in your device via USB data cable
Device detected
Code protected
Source code is never exposed to customers
No software needed
Runs fully in your browser via Web Serial
Auto-detects chip
Reads ESP32 chip ID automatically on connect
Retry safe
Flash again any time without data loss