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ESP_WiFiManager
This is an ESP32 / ESP8266 WiFi Connection Manager with fallback web configuration portal. Use this library for configuring ESP32 (including ESP32-S2 and ESP32-C3), ESP8266 modules' WiFi, etc. Credentials at runtime. You can also specify static DNS servers, personalized HostName, fixed or random AP WiFi channel. With examples supporting ArduinoJsonESPAsync_WiFiManager
This is an ESP32 (including ESP32-S2 and ESP32-C3) / ESP8266 WiFi Connection Manager, using ESPAsyncWebServer, with fallback web configuration portal. Use this library for configuring ESP32, ESP8266 modules' WiFi, etc. Credentials at runtime. You can also specify static DNS servers, personalized HostName, fixed or random AP WiFi channel. With examples supporting ArduinoJson 6.0.0+ as well as 5.13.5- . Using AsyncDNSServer instead of DNSServer now.ESP32TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an ESP32-based board. It now supports 16 ISR-based timers, while consuming only 1 hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.EthernetWebServer
This is simple yet complete WebServer library for AVR, AVR Dx, Portenta_H7, Teensy, SAM DUE, SAMD21/SAMD51, nRF52, STM32, RP2040-based, etc. boards running Ethernet shields. The functions are similar and compatible to ESP8266/ESP32 WebServer libraries to make life much easier to port sketches from ESP8266/ESP32. Coexisting now with `ESP32 WebServer` and `ESP8266 ESP8266WebServer` libraries. Ethernet_Generic library is used as default for W5x00 with custom SPIWiFiWebServer
This is simple yet complete WebServer library for AVR, Portenta_H7, Teensy, SAM DUE, SAMD, STM32, RP2040-based, etc. boards running WiFi modules/shields (WiFiNINA, CYW43439, U-Blox W101, W102, etc.). The functions are similar and compatible to ESP8266/ESP32 WebServer libraries to make life much easier to port sketches from ESP8266/ESP32. Now using WiFiMulti_Generic libraryESP8266TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an ESP8266-based board. It now supports 16 ISR-based timers, while consuming only 1 hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.AsyncHTTPRequest_Generic
Simple Async HTTP Request library, supporting GET, POST, PUT, PATCH, DELETE and HEAD, on top of AsyncTCP libraries, such as AsyncTCP, ESPAsyncTCP, AsyncTCP_STM32, etc.. for ESP32 (including ESP32_S2, ESP32_S3 and ESP32_C3), WT32_ETH01 (ESP32 + LAN8720), ESP8266 (WiFi or W5x00) and currently STM32 with built-in LAN8742A Ethernet.TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an Arduino, such as Nano, UNO, Mega, etc. It now supports 16 ISR-based timers, while consuming only 1 hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.WebSockets_Generic
WebSocket / Socket.IO Server and Client for Arduino based on RFC6455. Now supporting Adafruit nRF52, Portenta_H7, STM32F/L/H/G/WB/MP1, Teensy, SAM DUE, SAMD21, SAMD51, Arduino SAMD21 (Nano 33 IoT), MKR1000 / MKR1010WiFi, RP2040-based boards using WiFi101, WiFiNINA, WiFi, Ethernet, WT32_ETH01, Teensy 4.1 NativeEthernet/QNEthernet or Portenta_H7 WiFi/Ethernet, etc. so that those boards can be voice-controlled by Alexa. Now supporting websocket only mode for Socket.IO. Ethernet_Generic library is used as default for W5x00EthernetWebServer_STM32
This is simple yet complete WebServer library for STM32 boards running built-in Ethernet LAN8742A (Nucleo-144, Discovery), ENC28J60 or W5x00 Ethernet shields. The functions are similar and compatible to ESP8266/ESP32 WebServer libraries to make life much easier to port sketches from ESP8266/ESP32. Ethernet_Generic library is used as default for W5x00. Now W5x00 can use any custom hardware / software SPIWebSockets2_Generic
A WebSocket Server and Client library for Arduino, based on RFC6455, for writing modern Websockets applications. Now support ESP8266, ESP32 (including ESP32-S2 Saola, AI-Thinker ESP-12K, WT32_ETH01, etc.), nRF52, SAMD21, SAMD51, SAM DUE, STM32F/L/H/G/WB/MP1, Teensy, RP2040-based, etc. boards, with WiFiNINA, Teensy 4.1 NativeEthernet/QNEthernet, Ethernet W5x00 / ENC28J60 / LAN8742A / LAN8720, ESP8266 / ESP32-AT modules/shields, as well as SINRIC / Alexa / Google HomeESPAsync_WiFiManager_Lite
Library using AsyncWebServer to configure MultiWiFi/Credentials at runtime for ESP32 (including ESP32-S2 and ESP32-C3) and ESP8266 boards. You can also specify DHCP HostName, static AP and STA IP. Use much less memory compared to full-fledge WiFiManager. Config Portal will be auto-adjusted to match the number of dynamic custom parameters. Optional default Credentials to be autoloaded into Config Portal to use or change instead of manually input. Credentials are saved in LittleFS, SPIFFS or EEPROM. New powerful-yet-simple-to-use feature to enable adding dynamic custom parameters from sketch and input using the same Config Portal. Double or MultiDetectDetector as well as Virtual Switches feature permits entering Config Portal as requested.WebServer_WT32_ETH01
Simple Ethernet WebServer, HTTP/HTTPS Client wrapper library for WT32_ETH01 boards using LAN8720 Ethernet. The WebServer supports HTTP(S) GET and POST requests, provides argument parsing, handles one client at a time. It provides HTTP(S), MQTT(S) Client and supports WebServer serving from LittleFS/SPIFFS. Now supporting ESP32 core v2.0.0+ESP_DoubleResetDetector
ESP_DoubleResetDetector is a library for the ESP32/ESP8266 Arduino platform to enable trigger configure mode by resetting twice.AsyncMQTT_Generic
Arduino Arduino Library for ESP8266, ESP32, Portenta_H7, STM32 and RP2040W asynchronous MQTT client implementation. This library, ported to support ESP32, WT32_ETH01 (ESP32 + LAN8720), ESP8266, Portenta_H7 (Ethernet or WiFi) and STM32 (LAN8742A or LAN8720 Ethernet), Teensy 4.1 using QNEthernet, RASPBERRY_PI_PICO_W with CYW43439 WiFi. Currently supporting TLS/SSL for ESP32 onlyBlynk_WM
Blynk and WiFiManager Library for configuring/auto(re)connecting ESP8266/ESP32 modules to the best or available MultiWiFi APs and MultiBlynk servers at runtime, with or without SSL. Configuration data saved in either SPIFFS or EEPROM.MySQL_MariaDB_Generic
This MySQL_MariaDB_Generic library helps you connect your boards directly to a MySQL / MariaDB server, either local or cloud-based, so that you can store / retrieve data to / from the server. Supported boards are ESP8266/ESP32, WT32_ETH01 (ESP32 + LAN8720A), nRF52, SAMD21/SAMD51, STM32F/L/H/G/WB/MP1, Teensy, SAM DUE, Mega, RP2040-based boards, Portenta_H7, etc. with Teensy 4.1 NativeEthernet/QNEthernet, W5x00 or ENC28J60 Ethernet, WiFiNINA modules/shields or Portenta_H7 WiFi/Ethernet. Ethernet_Generic library is used as default for W5x00ESP8266_AT_WebServer
This is simple yet complete WebServer library for AVR, Teensy, SAM DUE, SAMD, STM32, nRF52, etc. boards running ESP8266 AT-command shields. The functions are similar and compatible to ESP8266/ESP32 WebServer libraries to make life much easier to port sketches from ESP8266/ESP32. Now with fix of severe limitation to permit sending much larger dataEthernetWebServer_SSL
Simple TLS/SSL Ethernet WebServer, HTTP Client and WebSocket Client library for for AVR, Portenta_H7, Teensy, SAM DUE, SAMD21, SAMD51, STM32F/L/H/G/WB/MP1, nRF52 and RASPBERRY_PI_PICO boards using Ethernet shields W5100, W5200, W5500, ENC28J60 or Teensy 4.1 NativeEthernet/QNEthernet. It now supports Ethernet TLS/SSL Client. The library supports HTTP/HTTPS GET and POST requests, provides argument parsing, handles one client at a time. It supports Arduino boards (SAM DUE, Atmel SAM3X8E ARM Cortex-M3, SAMD21, SAMD51, ESP8266, ESP32, Adafruit nRF52, Teensy boards) using Wiznet W5x00 or ENC28J60 network shields. Ethernet_Generic library is used as default for W5x00 with custom SPIESP_WiFiManager_Lite
Light-Weight MultiWiFi/Credentials Manager for ESP32 (including ESP32-S2 and ESP32-C3) and ESP8266 boards boards. Powerful-yet-simple-to-use feature to enable adding dynamic custom parameters. paragraph=Library to configure MultiWiFi/Credentials at runtime for ESP32/ESP8266 boards. You can also specify DHCP HostName, static AP and STA IP. Use much less memory compared to full-fledge WiFiManager. Config Portal will be auto-adjusted to match the number of dynamic custom parameters. Optional default Credentials to be autoloaded into Config Portal to use or change instead of manually input. Credentials are saved in LittleFS, SPIFFS or EEPROM. New powerful-yet-simple-to-use feature to enable adding dynamic custom parameters from sketch and input using the same Config Portal. Double or MultiDetectDetector as well as Virtual Switches feature permits entering Config Portal as requested.RP2040_PWM
This library enables you to use Hardware-based PWM channels on RP2040-based boards, such as Nano_RP2040_Connect, RASPBERRY_PI_PICO, with either Arduino-mbed (mbed_nano or mbed_rp2040) or arduino-pico core to create and output PWM any GPIO pin. The most important feature is they're purely hardware-based PWM channels, supporting very high PWM frequencies. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These hardware-based PWMs, still work even if other software functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software-based PWM using ISR, millis() or micros(). That's necessary if you need to control devices requiring high precision. New efficient setPWM_manual function to facilitate waveform creation using PWMWiFiManager_NINA_Lite
Light-Weight WiFi/Credentials Manager for AVR Mega, Teensy, SAM DUE, SAMD, STM32, etc. boards running U-Blox WiFiNINA modules/shields. Powerful-yet-simple-to-use feature to enable adding dynamic custom parameters. Now using WiFiMulti_Generic libraryWiFiNINA_Generic
Enables WiFiNINA network connection (local and Internet) for SAM DUE, SAMD21, SAMD51, Teensy, AVR Mega, STM32, RP2040-based boards, etc. in addition to Arduino MKR WiFi 1010, Arduino MKR VIDOR 4000, Arduino UNO WiFi Rev.2 , Nano 33 IoT, Nano_RP2040_Connect. Now with fix of severe limitation to permit sending much larger data than total 4KEthernet_Generic
Simple Ethernet library for AVR, AVR Dx, Portenta_H7, Teensy, SAM DUE, SAMD21, SAMD51, STM32F/L/H/G/WB/MP1, nRF52 and RASPBERRY_PI_PICO boards using Ethernet shields W5100, W5200, W5500, W5100S, W6100. With this library you can use the Arduino Ethernet (shield or board) to connect to Internet to provides both Client and server functionalities.TimerInterrupt_Generic
This library enables you to use Interrupt from Hardware Timers on supported Arduino boards such as AVR, ESP8266, ESP32, SAMD, SAM DUE, nRF52, Teensy, etc. These Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.MDNS_Generic
mDNS Library for nRF52, SAMD21, SAMD51, SAM DUE, STM32F/L/H/G/WB/MP1, AVR Mega, RP2040-based boards, etc. using Ethernet W5x00. Supports mDNS (Registering Services) and DNS-SD (Service Discovery). Ethernet_Generic library is used as default for W5x00SAMD_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an SAMD-based board. These SAMD Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. SAMD21 now can use 6 TimersSTM32_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an STM32F/L/H/G/WB/MP1-based board. These STM32F/L/H/G/WB/MP1 Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.FlashStorage_SAMD
The FlashStorage_SAMD library provides a convenient way to store and retrieve user's data using the non-volatile flash memoryFlashStorage_STM32
The FlashStorage_STM32 library aims to provide a convenient way to store and retrieve user's data using the non-volatile flash memory of STM32F/L/H/G/WB/MP1. It's using the buffered read and write to minimize the access to Flash. It now supports writing and reading the whole object, not just byte-and-byte. New STM32 core v2.0.0 is also supported now. Useful if the EEPROM is not available or too small. Currently, STM32F/L/H/G/WB/MP1 are supported.SinricPro_Generic
Simple way to control your IOT development boards like ESP8226, ESP32, Arduino SAMD21, Adafruit SAMD21, SAMD51, nRF52, STM32, Teensy, SAM DUE with Amazon Alexa or Google HomeESP32_ISR_Servo
This library enables you to use 1 Hardware Timer on ESP32-based board to control 16 or more servo motors. Now supporting ESP32, ESP32_S2, ESP32_S3, ESP32_C3-based boards. Tested OK with ESP32 core v2.0.5RP2040_SD
This library enables you to use SPI SD cards with RP2040-based boards such as Nano_RP2040_Connect, RASPBERRY_PI_PICO using either RP2040 Arduino-mbed or arduino-pico core. This SD-Fat v2 can support FAT16, FAT32, exFAT file systems. exFAT supports files larger than 4GB by using uint64_t as file offset.NTPClient_Generic
Library for NTPClient to connect to an NTP time-server. Get time from a NTP time-server and keep it in sync. For ESP8266/ESP32, nRF52, SAMD21/SAMD51, STM32F/L/H/G/WB/MP1, Teensy, etc. besides AVR, using ESP WiFi, WiFiNINA, Ethernet W5x00, ENC28J60, LAN8742A, ESP8266/ESP32 AT-command WiFi.BlynkGSM_Manager
Simple GSM shield Manager for Blynk and ESP32 / ESP8266 boards, with or without SSL, configuration data saved in SPIFFS / EEPROM. This library enables user to include both Blynk GSM/GPRS and WiFi libraries in one sketch, run both WiFi and GSM/GPRS simultaneously, or select one to use at runtime after reboot.NB_Generic
Enables NB-IoT/LTE-M/GRPS network connection using the NB-IoT/LTE-M/GRPS modules. Use this library to send and receive SMS using Generic NB-IoT/LTE-M/GRPS modules, such as u-blox SARA-R410M module.This library also allows you to connect to internet through the GPRS networks. You can also use Web Clients to connect to Blynk, MQTT.Blynk_Async_WM
Simple WiFiManager for Blynk and ESP8266/ESP32 (including ESP32-S2, ESP32-C3) with or without SSL, configuration data saved in either LittleFS, SPIFFS or EEPROM. This library, using AsyncWebServer instead of (ESP8266)WebServer, for configuring/auto(re)connecting ESP8266/ESP32 modules to best or available MultiWiFi APs and MultiBlynk servers at runtime. Enable adding dynamic custom parameters from sketch and input using the same Config Portal. Config Portal will be auto-adjusted to match the number of dynamic parameters. Optional default Credentials to be autoloaded into Config Portal to use or change instead of manually input. Static STA IP and DHCP Hostname as well as Config Portal AP channel, IP, SSID, Password can be configured. Multi or Double DetectDetector feature permits entering Config Portal as requested.RPI_PICO_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on RP2040-based boards such as RASPBERRY_PI_PICO. These RPI_PICO_TimerInterrupt Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.ESP_AT_Lib
WizFi360/ESP8266/ESP32 wrapper library for Arduino providing an easy-to-use way to manipulate ESP8266/ESP32-AT shields.GSM_Generic
Enables GSM/GRPS network connection using the GSM/GPRS modules. Use this library to make/receive voice calls, to send and receive SMS using Generic GSM/GPRS modules, such as u-blox SARA-U201 module.This library also allows you to connect to internet through the GPRS networks. You can either use Web Clients and Servers.AsyncWebServer_RP2040W
Asynchronous WebServer Library for RASPBERRY_PI_PICO_W using CYW43439 WiFi with arduino-pico core. This library, which is relied on AsyncTCP_RP2040W, is part of a series of advanced Async libraries for RP2040W, such as AsyncTCP_RP2040W, AsyncUDP_RP2040W, AsyncWebServer_RP2040W, AsyncHTTPRequest_RP2040W, AsyncHTTPSRequest_RP2040W, etc. Now can display programmed WiFi country-code and support using CString to save heap to send very large dataMQTTPubSubClient_Generic
MQTT, MQTT_over_WebSockets and Secured MQTT_over_WebSockets Client for Arduino. Supporting nRF52, SAMD21, SAMD51, STM32F/L/H/G/WB/MP1, Teensy, SAM DUE, RP2040-based boards, besides ESP8266, ESP32 (ESP32, ESP32_S2, ESP32_S3 and ESP32_C3) and WT32_ETH01. Ethernet shields W5100, W5200, W5500, ENC28J60, Teensy 4.1 NativeEthernet/QNEthernet.ESP32_PWM
This library enables you to use Interrupt from Hardware Timers on an ESP32, ESP32_S2 or ESP32_C3-based board to create and output PWM to pins. It now supports 16 ISR-based synchronized PWM channels, while consuming only 1 Hardware Timer. PWM interval can be very long (uint32_t millisecs). The most important feature is they're ISR-based PWM channels. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These hardware PWM channels, using interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's necessary if you need to measure some data requiring better accuracy.Ethernet_Manager
Simple Ethernet Manager for Teensy, SAM DUE, SAMD21, SAMD51, nRF52, ESP32, ESP8266, etc. boards, with or without SSL, configuration data saved in ESP8266 LittleFS, SPIFFS, nRF52 LittleFS/InternalFS, EEPROM, DueFlashStorage or SAMD FlashStorage.UPnP_Generic
A simple library that implements port mappings to router using UPnP SSDP for Arduino boards, running on nRF52, SAMD21/SAMD51, STM32F/L/H/G/WB/MP1, Teensy, RP2040-based boards, WT32_ETH01, Portenta_H7, etc. besides ESP8266/ESP32, using ESP WiFi, WiFiNINA, Ethernet W5x00, ESP8266/ESP32 AT-command WiFi, Portenta_H7 Murata WiFi or Vision-shield Ethernet.. It is designed to be light-weight and can run only on Ethernet or WiFi hardware/library supporting UDP Multicast. Supporting Teensy 4.1 QNEthernet now.AsyncTCP_SSL
Asynchronous SSL TCP Library for ESP32, ESP32_C3, ESP32_S2, ESP32_S3. This library is the base for future and more advanced Async SSL libraries, such as AsyncSSLWebServer, AsyncHTTPSRequestAsyncUDP_WT32_ETH01
Fully Asynchronous UDP Library for WT32_ETH01 (ESP32 + LAN8720). The library is easy to use and includes support for Unicast, Broadcast and Multicast environments.AsyncWebServer_STM32
AsyncWebServer for STM32 using builtin LAN8742A Ethernet. This AsyncWebServer Library for STM32 is currently working on STM32 boards, such as Nucleo-144 F767ZI, etc., using builtin LAN8742A Ethernet. Now support using CString to save heap to send very large dataESP_AT_WiFiManager
Library to configure WiFi/Credentials at runtime for Teensy, SAM DUE, STM32F/L/H/G/WB/MP1, SAMD21/SAMD51, RP2040-based boards, etc. using WizFi360 /ESP8266 /ESP32-AT-command shields. You can also specify static AP and STA IP.AsyncWebServer_WT32_ETH01
This is Asynchronous HTTP and WebSocket Server Library for WT32_ETH01 (ESP32 + LAN8720). Now supporting using CString to save heap to send very large data and with examples to demo how to use beginChunkedResponse() to send large html in chunksAsyncHTTPSRequest_Generic
Simple Async HTTPS Request library, supporting GET, POST, PUT, PATCH, DELETE and HEAD, on top of AsyncTCP_SSL library for ESP32 (including ESP32_S2, ESP32_S3 and ESP32_C3), WT32_ETH01 (ESP32 + LAN8720). Supporting in the future for RP2040W, ESP8266, Portenta_H7, STM32 with built-in LAN8742A Ethernet, etc. Now you can send HTTP / HTTPS requests to multiple addresses and receive responses from themTimezone_Generic
Library to facilitate time zone conversions and automatic daylight saving (summer) time adjustments. For ESP8266, ESP32, WT32-ETH01 (ESP32 + LAN8720), SAMD21, SAMD51, nRF52, STM32F/L/H/G/WB/MP1, Teensy, SAM DUE, RTL8720DN, RP2040-based (Nano_RP2040_Connect, RASPBERRY_PI_PICO), Portenta_H7 (Ethernet or WiFi) boards, etc. using W5x00/ENC28J60/LAN8742A Ethernet, ESP or ESP-AT WiFi or WiFiNINA. Ethernet_Generic library is used as default for W5x00.RP2040_RTC
This library enables you to use RTC from RP2040-based boards such as Nano_RP2040_Connect, RASPBERRY_PI_PICO. This RP2040-based RTC, using Interrupt, has no battery backup. Time will be lost when powered down. To need NTP-client to update RTC every start-up.WiFiManager_RTL8720
Library to configure MultiWiFi/Credentials at runtime for Realtek RTL8720DN, RTL8722DM, RTM8722CSM, etc. boards.EthernetWebServer_SSL_STM32
EthernetWebServer_STM32 is a library for STM32F/L/H/G/WB/MP1 boards running WebServer using built-in Ethernet LAN8742A, Ethernet LAN8720, W5x00 or ENC28J60 shields. It now supports Ethernet TLS/SSL Client. The library supports HTTP/HTTPS GET and POST requests, provides argument parsing, handles one client at a time. It supports Arduino STM32F/L/H/G/WB/MP1 series with 32+ Kbytes of Flash, using built-in Ethernet (Nucleo-144: F429ZI, F767ZI, Discovery: STM32F746G-DISCOVERY), or ENC28J60, W5x00 Ethernet shields. Ethernet_Generic library is used as default for W5x00. Now W5x00 can use any custom hardware / software SPIPortenta_H7_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an STM32H7-based Portenta_H7 board. It now supports 16 ISR-based timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These hardware timers, using interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's necessary if you need to measure some data requiring better accuracyRP2040_ISR_Servo
This library enables you to use 1 Hardware Timer on RP2040-based board, such as Nano_RP2040_Connect, RASPBERRY_PI_PICO, to control up to 16 or more servo motors. Now permitting using servos with different pulse ranges simultaneously.BlynkESP32_BT_WF
Enable inclusion of both ESP32 Blynk BT / BLE and WiFi libraries. Then run both WiFi and BT/BLE simultaneously, or select one to use at runtime after reboot. Eliminate hardcoding your Wifi and Blynk credentials and configuration data saved in either SPIFFS or EEPROM.ESP32_C3_ISR_Servo
This library enables you to use 1 Hardware Timer on an ESP32_C3-based board to control 16 or more servo motors. Tested OK with ESP32 core v2.0.5NRF52_MBED_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an NRF52-based board using mbed-RTOS such as Nano-33-BLE. These nRF52 Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.NRF52_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an nRF52-based board. These nRF52 Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise than other software timers using millis() or micros(). Now supports `Sparkfun Pro nRF52840 Mini`DDNS_Generic
A simple library that implements an automatic DDNS Update Client for SAM DUE, nRF52, SAMD21/SAMD51, STM32F/L/H/G/WB/MP1, RP2040-based RASPBERRY_PI_PICO, Portenta_H7, etc. besides ESP8266/ESP32, using ESP8266-AT/ESP32-AT WiFi, WiFiNINA, Ethernet W5x00, ENC28J60 or LAN8742A. It is designed to be light-weight and currently supports DuckDNS, No-ip, DynDNS, Dynu, enom, all-inkl, selfhost.de, dyndns.it, strato, freemyip, afraid.org.LittleFS_Mbed_RP2040
Wrapper of LittleFS for Arduino MBED RP2040 boards. This library facilitates your usage of LittleFS for the onboard flash. LittleFS supports power fail safety and high performanceESP8266_PWM
This library enables you to use Interrupt from Hardware Timers on an ESP8266-based board to create and output PWM to pins. It now supports 16 ISR-based synchronized PWM channels, while consuming only 1 Hardware Timer. PWM interval can be very long (uint32_t millisecs). The most important feature is they're ISR-based PWM channels. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These hardware PWM channels, using interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's necessary if you need to measure some data requiring better accuracyWiFiWebServer_RTL8720
Simple WiFiWebServer, HTTP Client, MQTT and WebSocket Client library for Realtek RTL8720DN, RTL8722DM, RTM8722CSM boards using WiFi. Supporting WiFi at 2.4GHz and 5GHzDS323x_Generic
Library for DS3231/DS3232 Extremely Accurate I2C-Integrated RTC/TCXO/Crystal. For nRF52, SAMD21/SAMD51, STM32F/L/H/G/WB/MP1, Teensy, Portenta_H7 boards, RP2040-based, etc. besides ESP8266/ESP32, using ESP WiFi, Portenta_H7 WiFi, WiFiNINA, Portenta_H7 Ethernet, Ethernet W5x00, ENC28J60, LAN8742A, ESP8266/ESP32 AT-command WiFi. Ethernet_Generic library is used as default for W5x00 EthernetHTTPS_Server_Generic
This is HTTPS/HTTP Server Library for ESP32, WT32_ETH01, ESP32 + LwIP W5500, ESP32 + LwIP W6100, ESP32 + LwIP ENC28J60. In the future, this library will support powerful-enough boards using LwIP WiFi/Ethernet, such as ESP8266, Portenta_H7, RP2040W, Teensy 4.1, etc.Teensy_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an Teensy-based board such as Teensy 4.x, 3.x, LC, 2.0, etc. These Teensy Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.ESP8266_ISR_Servo
This library enables you to use 1 Hardware Timer on an ESP8266-based board to control up to 16 servo motors.FTPClient_Generic
FTP Client for Generic boards such as AVR Mega, megaAVR, Portenta_H7, Teensy, SAM DUE, SAMD21, SAMD51, STM32F/L/H/G/WB/MP1, nRF52, RP2040-based (Nano-RP2040-Connect, RASPBERRY_PI_PICO, ESP32/ESP8266, etc.). FTP Client can use WiFi (ESP_WiFi, Portenta_H7 WiFi, WiFiNINA, WiFi101, U-Blox W101, W102, ESP8266/ESP32-AT), Ethernet W6100, W5100S, W5200,,..WiFiMulti_Generic
Simple MultiWiFi library to adapt ESP32/ESP8266 MultiWiFi of WiFi libraries to all other WiFi modules and libraries. Currently supporting ESP32, ESP8266, Teensy, SAM DUE, SAMD21, SAMD51, STM32F/L/H/G/WB/MP1, nRF52, RP2040-based (Nano-RP2040-Connect, RASPBERRY_PI_PICO, RASPBERRY_PI_PICO_W, etc.) boards using WiFi, such as WiFiNINA, WiFi101, CYW43439, U-Blox W101, W102, ESP8266/ESP32-AT modules/shields, with functions similar to those of ESP8266/ESP32 MultiWiFi of WiFi librariesWiFiManager_Generic_Lite
"Library to configure MultiWiFi/Credentials at runtime for Teensy, SAM DUE, SAMD21, SAMD51, STM32F/L/H/G/WB/MP1, nRF52, RP2040-based (Nano RP2040 Connect, RASPBERRY_PI_PICO), AmebaD RTL8720DN, etc. boards, using Generic WiFi (WiFiNINA, WiFi101, ESP8266-AT, ESP32-AT, etc.) modules/shields. You can also specify DHCP HostName, static AP and STA IP. Use much less memory compared to full-fledge WiFiManager. Config Portal will be auto-adjusted to match the number of dynamic custom parameters. Optional default Credentials to be autoloaded into Config Portal to use or change instead of manually input. Credentials are saved in LittleFS/InternalFS, (emulated-)EEPROM, FlashStorage_SAMD, FlashStorage_STM32, FlashStorage_RTL8720 or DueFlashStorage. New powerful-yet-simple-to-use feature to enable adding dynamic custom parameters from sketch and input using the same Config Portal. DoubleDetectDetector as well as Virtual Switches feature permits entering Config Portal as requested. Now using WiFiMulti_Generic libraryMBED_RPI_PICO_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on RP2040-based boards such as Nano_RP2040_Connect, RASPBERRY_PI_PICO. These MBED_RPI_PICO_TimerInterrupt Hardware Timers, using Interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's mandatory if you need to measure some data requiring better accuracy. It now supports 16 ISR-based Timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based Timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks.WebServer_ESP32_W5500
Simple Ethernet WebServer, HTTP/HTTPS Client wrapper library for ESP32 boards using W5500 with LwIP Ethernet library. The WebServer supports HTTP(S) GET and POST requests, provides argument parsing, handles one client at a time. It provides HTTP(S), MQTT(S) Client and supports WebServer serving from LittleFS/SPIFFSBlynk_Async_ESP32_BT_WF
Simple WiFiManager for Blynk and ESP32 with or without SSL, configuration data saved in either SPIFFS or EEPROM. Enable inclusion of both ESP32 Blynk BT/BLE and WiFi libraries. Then select one at reboot or run both. Eliminate hardcoding your Wifi and Blynk credentials and configuration data saved in either SPIFFS or EEPROM. Using AsyncWebServer instead of (ESP8266)WebServer.ESP32_New_TimerInterrupt
This library enables you to use Interrupt from Hardware Timers on an ESP32, ESP32_S2, ESP32_S3 or ESP32_C3-based board. It now supports 16 ISR-based timers, while consuming only 1 Hardware Timer. Timers' interval is very long (ulong millisecs). The most important feature is they're ISR-based timers. Therefore, their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These hardware timers, using interrupt, still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software timers using millis() or micros(). That's necessary if you need to measure some data requiring better accuracy.AVR_PWM
This library enables you to use Hardware-based PWM channels on AVR-based boards, such as Nano, UNO, Mega, Leonardo, 32u4, etc., to create and output PWM. Using the same functions as other FastPWM libraries to enable you to port PWM code easily between platforms.AsyncMQTT_ESP32
Arduino Library for ESP32/S2/S3/C3 asynchronous MQTT client implementation. This library, ported to support ESP32/S2/S3/C3, WT32_ETH01 (ESP32 + LAN8720), ESP32 using LwIP ENC28J60, W5500, W6100 or LAN8720. Supporting TLS/SSL for MQTTS ClientFlashStorage_STM32F1
The FlashStorage_STM32F1 library aims to provide a convenient way to store and retrieve user's data using the non-volatile flash memory of STM32F1/F3. It's using the buffered read and write to minimize the access to Flash. It now supports writing and reading the whole object, not just byte-and-byte. New STM32 core v2.0.0 is supported now. Useful if the EEPROM is not available or too small. Currently, STM32F1/F3 are supported.FS_Nano33BLE
Wrapper of FS (LittleFS or not-advisable FATFS) for Arduino MBED nRF52840-based boards, such as Nano_33_BLE boards. This library facilitates your usage of FS (LittleFS or FATFS) for the onboard flash. FS supports power fail safety and high performancePortenta_H7_AsyncWebServer
Asynchronous WebServer Library for STM32H7-based Portenta_H7 using mbed_portenta core. This library, which is relied on Portenta_H7_AsyncTCP, is part of a series of advanced Async libraries, such as AsyncTCP, AsyncUDP, AsyncWebSockets, AsyncHTTPRequest, AsyncHTTPSRequest, etc. Now supporting using CString in optional SDRAM to save heap to send very large dataBlynk_Async_GSM_Manager
Library, now using AsyncWebServer instead of (ESP8266)WebServer, for enabling GSM/GPRS and WiFi running simultaneously as well as configuring/auto(re)connecting at runtime GSM shields to Internet and Blynk and ESP8266/ESP32 WiFi modules to best or available MultiWiFi APs and MultiBlynk servers. Enable adding dynamic custom parameters from sketch and input using the same Config Portal. Config Portal will be auto-adjusted to match the number of dynamic parameters. Optional default Credentials to be autoloaded into Config Portal to use or change instead of manually input. Static STA IP and DHCP Hostname as well as Config Portal AP channel, IP, SSID, Password can be configured. DoubleDetectDetector feature permits entering Config Portal as requested.AsyncWebServer_Ethernet
Asynchronous HTTP and WebSocket Server Library for many boards besides ESP8266, using W5x00 or ENC28J60 Ethernet. Currently supporting only ESP8266. This is Asynchronous HTTP and WebSocket Server Library for ESP8266 using W5x00 or ENC28J60 Ethernet with lwIP_5100, lwIP_5500 or lwIP_enc28j60 library. Now supporting using CString to save heap to send very large dataAsyncUDP_STM32
Asynchronous UDP Library for STM32 using built-in LAN8742A EthernetAsyncESP32_W5500_Manager
ESP32 + LwIP W5500, including ESP32-S2, ESP32-S3 and ESP32-C3, Connection and Credentials Manager using AsyncWebServer, with enhanced GUI and fallback Web ConfigPortalAsyncESP32_ENC_Manager
ESP32 + LwIP ENC28J60, including ESP32-S2, ESP32-S3 and ESP32-C3, Connection and Credentials Manager using AsyncWebServer, with enhanced GUI and fallback Web ConfigPortalSTM32_PWM
This wrapper library enables you to use Hardware-based PWM on STM32F/L/H/G/WB/MP1 boards to create and output PWM to pins. The most important feature is they're purely hardware-based PWM channels. Therefore, their executions are very precise and not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These hardware PWM channels still work even if other functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other ISR-based or software-based PWM using millis() or micros(). That's necessary if you need to measure some data requiring very high frequency and much better accuracy. PWM feature can now be used.ESP32_FastPWM
This library, a wrapper around ESP32 ledc library, enables you to use Hardware-based PWM channels on ESP32, ESP32_S2, ESP32_S3 or ESP32_C3-based boards to create and output PWM to pins. Using similar functions as some other FastPWM libraries, it enables you to port PWM code easily between platforms.ESP_AT_WM_Lite
Light-Weight WiFi/Credentials Manager for AVR Mega, SAM DUE, SAMD21, SAMD51, nRF52, STM32, RP2040-based RASPBERRY_PI_PICO, etc. boards running WizFi360ESP8266/ESP32-AT-command shields with web configuration portal. Powerful-yet-simple-to-use feature to enable adding dynamic custom parameters. You can also specify static AP and STA IPReact_Generic
Asynchronous programming library for the generic microcontrollers compatible with the Arduino framework. Currently supporting ESP32, ESP8266, SAMD21/SAMD51, RP2040, STM32, nRF52, Teensy 4.xRTL8720_RTC
This library enables you to use RTC from RTL8720-based boards such as RTL8720DN, RTL8722DM, RTL8722CSM. This RTL8720-based RTC, using Interrupt, has no battery backup. Time will be lost when powered down. To need NTP-client to update RTC every start-up.SmallProjects
ISR-based projects demonstrate how to use ESP8266TimerInterrupt, ESP32TimerInterrupt and TimerInterrupt LibraryPortenta_H7_AsyncTCP
Asynchronous TCP Library for STM32H7-based Portenta_H7 using mbed_portenta core. This library is the base for future and more advanced Async libraries, such as AsyncWebServer, AsyncHTTPRequest and AsyncHTTPSRequestWiFiManager_Portenta_H7_Lite
Library to configure MultiWiFi/Credentials at runtime for Portenta_H7 boards, using built-in WiFi (Murata) modules/shields. You can also specify DHCP HostName, static AP and STA IP. Use much less memory compared to full-fledge WiFiManager. Config Portal will be auto-adjusted to match the number of dynamic custom parameters. Optional default Credentials to be autoloaded into Config Portal to use or change instead of manually input. Credentials are saved in LittleFS. New powerful-yet-simple-to-use feature to enable adding dynamic custom parameters from sketch and input using the same Config Portal. DoubleDetectDetector as well as Virtual Switches feature permits entering Config Portal as requested. Now using WiFiMulti_Generic libraryAsyncDNSServer_RP2040W
Fully Asynchronous DNS Server Library for RASPBERRY_PI_PICO_W using CYW43439 WiFi with arduino-pico core. This library is one of the current or future and more advanced Async libraries, such as AsyncWebServer_RP2040W, AsyncHTTPRequest_RP2040W, AsyncHTTPSRequest_RP2040WAsyncWebServer_Teensy41
Asynchronous HTTP and WebSocket Server Library for Teensy 4.1 using QNEthernet. This library is one of the current or future Async libraries to support Teensy 4.1 using QNEthernet, such as AsyncHTTPRequest_Generic, AsyncHTTPSRequest_Generic, AsyncMQTT_Generic, Teensy41_AsyncWebServer, Teensy41_AsyncUDP, Teensy41_AsyncDNSServer, AsyncWebServer_Teensy41_SSL, etc. Now supporting using CString to save heap to send very large dataRP2040_Slow_PWM
This library enables you to use ISR-based PWM channels on RP2040-based boards, such as ADAFRUIT_FEATHER_RP2040, RASPBERRY_PI_PICO, with arduino-pico core to create and output PWM any GPIO pin. The most important feature is they're ISR-based PWM channels, supporting lower PWM frequencies with suitable accuracy. Their executions are not blocked by bad-behaving functions or tasks. This important feature is absolutely necessary for mission-critical tasks. These ISR-based PWMs, still work even if other software functions are blocking. Moreover, they are much more precise (certainly depending on clock frequency accuracy) than other software-based PWM using millis() or micros(). That's necessary if you need to control devices requiring high precisionFTP_Server_Teensy41
FTP Server for Teensy 4.x using SD, LittleFS, etc. with QNEthernet, NativeEthernet, W5x00 with Ethernet_Generic Library or Adafruit Airlift Featherwing using WiFiNINA_Generic LibraryLittleFS_Portenta_H7
Wrapper of LittleFS for Arduino MBED Portenta_H7 boards. This library facilitates your usage of LittleFS for the onboard flash. LittleFS supports power fail safety and high performancePortenta_H7_AsyncUDP
Asynchronous UDP Library for STM32H7-based Portenta_H7 using mbed_portenta core. This library is the base for future and more advanced Async libraries, such as AsyncWebServer, AsyncHTTPRequest, AsyncHTTPSRequestLove Open Source and this site? Check out how you can help us