The official Espressif RainMaker Arduino library is part of the arduino-esp32 core. GitHub - Espressif ESP RainMaker Library How to Download: Go to the main repository page. Click the green "Code" button. Select "Download ZIP" . 2. Alternative Download Source
After you have the library, you must adjust these settings in the Arduino IDE for it to compile correctly:
Open a terminal or command prompt and run: rmaker.h library download zip
To see the library in action, go to > Examples > ESP RainMaker . You will see several pre-built sketches like RMakerSwitch or RMakerLight . 3. Essential Dependencies (Optional ZIPs)
#include "RMaker.h" #include "WiFi.h" #include "WiFiProv.h" // Define your device name and the status LED const char *node_name = "ESP32_RainMaker_Node"; const char *device_name = "Smart Switch"; static int gpio_switch = 2; // Built-in LED on most ESP32 development boards // Create a pointer for the switch device static Switch my_switch(device_name, &gpio_switch); void write_callback(Device *device, Param *param, const param_val_t val, void *priv_data, write_ctx_t *ctx) if (strcmp(param->getParamName(), "Power") == 0) Serial.printf("Received value = %s for %s\n", val.val.b ? "ON" : "OFF", param->getParamName()); digitalWrite(gpio_switch, val.val.b ? HIGH : LOW); param->updateAndReport(val); void setup() Serial.begin(115200); pinMode(gpio_switch, OUTPUT); digitalWrite(gpio_switch, LOW); // Initialize the RainMaker Node Node my_node = RMaker.initNode(node_name); // Standard Switch device configuration my_switch.addCb(write_callback); my_node.addDevice(my_switch); // Enable Espressif Cloud insights RMaker.enableInsights(); // Start Wi-Fi Provisioning using BLE (Bluetooth Low Energy) RMaker.start(); WiFiProv.beginProvision(WIFI_PROV_SCHEME_BLE, WIFI_PROV_PROT_1, WIFI_PROV_AUTH_WPA2, "PROV_12345", "12345678"); void loop() // RainMaker handles background tasks automatically delay(1000); Use code with caution. 📱 Section 3: Connecting Your Smart Phone The official Espressif RainMaker Arduino library is part
If you cannot or prefer not to use Git for version control, GitHub provides a simple way to download the code as a ZIP file.
Inside this ZIP, you will find the rmaker.h file located in the /src/ directory. Select "Download ZIP"
Instead of importing a manual ZIP, updating your ESP32 core guarantees that RMaker.h aligns perfectly with your chip's firmware definitions. In Arduino IDE, go to .
So, if you downloaded the ZIP, you must into your ESP-IDF project’s components/ directory.
: Go to Tools > Board and ensure an ESP32 variant (like ESP32 Dev Module ) is selected. If it still fails, update your ESP32 core package via the Boards Manager. 2. Brownout Detector Triggered
library is your new best friend. This header file is the gateway to ESP RainMaker , an end-to-end solution by Espressif Systems
