Arduino
Arduino libraries, code and applicationsADS1X15
Arduino library for ADS1015 = I2C 12 bit ADC and ADS1115 = I2C 16 bit ADCAS5600
Arduino library for AS5600 magnetic rotation meterDHTNew
Arduino library for DHT11 and DHT22 with automatic sensor recognitionPCF8574
Arduino library for PCF8574 - I2C IO expanderACS712
Arduino library for ACS Current Sensor - 5A, 20A, 30ACRC
CRC library for ArduinoI2C_EEPROM
Library for I2C EEPROM - 24LC256PCF8575
Arduino library for PCF8575 - 16 channel I2C IO expanderINA226
Arduino library for INA226 power sensorHX711
Arduino library for HX711 24 bit ADC used for load cells and scales.RS485
Arduino library for RS485, half duplex communicationSHT31
Arduino library for the SHT31 temperature and humidity sensorRunningAverage
Arduino library to calculate the running average by means of a circular buffer.RunningMedian
Arduino library to determine the running median by means of a circular buffer.I2CKeyPad
Arduino libray for 4x4 (or smaller) KeyPad connected to an I2C PCF8574MCP_DAC
Arduino library for MCP_DAC MCP48xx and MCP49xx series SPI-DACMCP23S17
Arduino library for SPI based MCP23S17 16 channel port expanderFRAM_I2C
Arduino library for I2C FRAMINA219
Arduino library for INA219 voltage, current and power sensorDHT20
Arduino library for DHT20 I2C temperature and humidity sensor.Statistic
Statistic library for Arduino includes sum, average, variance and std deviationDS18B20_RT
Arduino library for the DS18B20 sensor - restricted to one sensor per pin.TCA9548
Arduino library for TCA9548 8 channel I2C multiplexer and compatibles.GY521
Arduino library for GY521 accelerometer- gyroscope a.k.a. MCU-6050MAX6675
Arduino library for MAX6675 chip for K type thermocoupleSHT2x
Arduino library for the SHT2x series temperature and humidity sensors including SHT20, 21, 25.UUID
Arduino library for generating UUID strings.DHTlib
Arduino library for DHT temperature and humidity sensor. AVR optimizedFastTrig
Arduino library with interpolated lookup for sin() and cos()float16
Arduino library to implement float16 data typeMultiMap
Arduino library for fast non-linear mapping or interpolation of valuesAD9833
Arduino library for AD9833 function generator.DHTstable
Arduino Library for the DHT temperature and humidity sensor.TM1637_RT
TM1637 library for ArduinoAGS02MA
Arduino library for AGS02MA TVOC sensorHT16K33
Arduino Library for HT16K33 4x7segment displayHX711_MP
Arduino library for HX711 24 bit ADC used for load cells with multipoint calibration (MP).MCP4725
Arduino library for 12 bit I2C DAC - MCP4725MCP_ADC
Arduino library for MCP3001 MCP3002 MCP3004 MCP3008 MCP3201 MCP3202 MCP3204 MCP3208Max44009
Arduino library for I2C LUX sensor 22 bit, aka GY-49FastShiftOut
Arduino library for (AVR) optimized shiftOut - e.g. 74HC595Stopwatch_RT
Arduino Library implementing a stopwatch including minutes, seconds, milliseconds and microsecondsI2C_SCANNER
Arduino library to implement an I2C scanner.ANSI
Arduino library with basic ANSI display codes for simple terminal appsINA3221_RT
Arduino library for the I2C INA3221 3 channel voltage and current sensor.fast_math
Arduino library for fast math algorithmsI2CKeyPad8x8
Arduino library for 8x8 or smaller KeyPad connected to an I2C PCF8575.SHT85
Arduino library for the SHT85 temperature and humidity sensorrotaryDecoder
Arduino library for a PCF8574 based rotary decoder - supports 4 rotary encoders.MS5611
Arduino library for MS5611 temperature and pressure sensorMultiSpeedI2CScanner
Arduino I2C scanner that scans all addresses at multiple speeds.AD985X
Arduino library for AD9850 and AD9851 function generators.MT8870
Arduino library for MT8870 DTMF decoder (breakout)FastShiftIn
Arduino library for (AVR) optimized shiftIn - e.g. 74HC165BitArray
Arduino library for compact array of objects with a size expressed in bits. typically 1..10PCA9635
Arduino library for PCA9635 I2C 8 bit PWM LED driver - 16 channel.SGP30
Arduino library for SGP30 environment sensorMCP23008
Arduino library for I2C MCP23008 8 channel port expanderDRV8825
Arduino library for DRV8825 stepper motor driverX9C10X
Arduino Library for X9C10X series digital potentiometer.TCA9555
Arduino library for I2C TCA9555 16 channel port expanderParallelPrinter
Arduino library that implements a parallel printer - print interfacePID_RT
PID library for ArduinoADT7470
Arduino library for I2C ADT7470 Fan MonitoringFunctionGenerator
Arduino library to generate wave forms (nummeric) for a DACmap2colour
Arduino library for mapping a float to RGB colour spectrumAM232X
Arduino library for AM2320 AM2321 and AM2323 I2C temperature and humidity sensorI2C_24LC1025
Arduino library for the 24LC1025 I2C EEPROM and equivalentMAX31855_RT
Arduino library for MAX31855 chip for K type thermocoupleI2C_LCD
Arduino library for I2C LCD displays e.g. 20x4MINMAX
Arduino library to find peaks in a signalDHTINT
Arduino library for DHT sensors - integer onlyMCP23017_RT
Arduino library for I2C MCP23017 16 channel port expanderinfiniteAverage
Arduino Library to calculate an average of many many samplesDS18B20_INT
Arduino library for DS18B20 with minimal footprint. Whole degrees Celsius only.MiniMP3
Arduino library for DFRobotics MP3 player and compatibles.bitHelpers
Arduino library with static functions on bit level (a.k.a. bit hacks)AD520X
Arduino library for SPI AD5204 and AD5206 digital potentiometersPCA9634
Arduino library for PCA9634 I2C 8 bit PWM LED driver, 8 channel.AD5144A
Arduino library for I2C digital potentiometer AD5144AGAMMA
Arduino Library for the GAMMA function to adjust brightness of LED's etc.ML8511
Arduino library for ML8511 UV sensorTemperature
Arduino library with dewPoint humidex and heatIndex functions.printHelpers
Arduino library to help formatting data for printingSRF05
Arduino library for SRF05 distance sensorKelvin2RGB
Arduino library for converting temperature to RGB valuesComplex
Arduino library for Complex mathM62429
Arduino library for M62429 volume control ICCountDown
Arduino Library to implement a CountDown clock (in SW polling, no HW timer).Multiplex
Arduino library to multiplex streamsAD524X
Arduino library for I2C digital potentiometer AD5241 AD5242PCA9685_RT
Arduino library for I2C PCA9685 16 channel PWM extenderCorrelation
Arduino Library to determine correlation between X and Y datasetDHT12
Arduino library for I2C DHT12 sensorFastShiftInOut
Arduino library for (AVR) optimized shiftInOut (simultaneously)AnalogPin
Arduino library to add functionality on top of analogRead()HC4052
Arduino library for HC4052 2x4 channel multiplexer and compatibles.MS5611_SPI
Arduino library (SPI) for MS5611 temperature and pressure sensor.TSL235R
Arduino library for the TSL235R light to frequency convertorLove Open Source and this site? Check out how you can help us