Comparison of single-board microcontrollers

Comparison of Single-board microcontrollers excluding Single-board computers

Name	Maker	opensource?	Processor		Format		Host interface						I/O				Release date	Notes
			Processor	Frequency		Dimensions			Voltage	Flash (kB)	EEPROM (kB)	SRAM (kB)	Digital I/O (pins)	Digital I/O with PWM (pins)	Analog input (pins)	Analog output pins
Arduino / Genuino MKR1000	Arduino	Yes	ATSAMW25 (made of SAMD21 Cortex-M0+ 32 bit ARM MCU, WINC1500 2.4 GHz 802.11 b/g/n Wi-Fi, and ECC508 crypto device )	48 MHz	minimal	61.5 mm x 25 mm	USB		3.3 V	256	No	32	8	12	7	1	Announced: April 2, 2016
Arduino 101[1] Genuino 101	Arduino	Yes	Intel Curie module[2] two tiny cores, an x86 (Quark SE) and an ARC	32 MHz	Arduino / Genuino	68.6 mm × 53.4 mm [ 2.7 in × 2.1 in ]	USB		3.3 V	196		24	14	4	6		October 16, 2015	Contains six-axis accelerometer, gyroscope and bluetooth
Arduino Zero[3]	Arduino	Yes	ATSAMD21G18A[4]	48 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	USB	Native & EDBG Debug	3.3 V	256	0 to 16 Kb emulation	32	14	12	6		Released June 15, 2015[5] Announced May 15, 2014[6] Listed on some vendors list Mar 2015	Beta testing since Aug 1, 2014[7]
Arduino Due[8][9]	Arduino	Yes	ATSAM3X8E[10] (Cortex-M3)	84 MHz	Mega	4 in × 2.1 in [ 101.6 mm × 53.3 mm ]	USB	16U2[11] + native host[12]	3.3 V	512	0[13]	96	54	12	12	2	October 22, 2012[14]	The first Arduino board based on an ARM Processor. Features 2 channel 12-bit DAC, 84 MHz clock frequency, 32-bit architecture, 512 KB Flash and 96 KB SRAM. Unlike most Arduino boards, it operates on 3.3 V and is not 5 V tolerant.
Arduino Yún[15]	Arduino	Yes	ATmega32U4,[16] Atheros AR9331	16 MHz, 400 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	USB		5 V	32 kB, 16 MB	1 kB, 0 KB	2.5 kB, 64 MB	14	6	12		September 10, 2013[17]	Arduino Yún is the combination of a classic Arduino Leonardo (based on the ATmega32U4 processor) with a Wifi system on a chip (SoC) running Linino, a MIPS Linux based on OpenWrt.
Arduino Leonardo[18]	Arduino	Yes	ATmega32U4[16]	16 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	USB	32U4[16]	5 V	32	1	2.5	20	7	12		July 23, 2012[19]	The Leonardo uses the ATmega32U4 processor, which has a USB controller built-in, eliminating one chip as compared to previous Arduinos.
Arduino Uno[20]	Arduino	Yes	ATmega328P[21]	16 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	USB	8U2[22] (Rev1&2)/ 16U2[11] (Rev3)	5 V	32	1	2	14	6	6		September 24, 2010[23]	This uses the same ATmega328 as late-model Duemilanove, but whereas the Duemilanove used an FTDI chip for USB, the Uno uses an ATmega16U2 (ATmega8U2 before rev3) programmed as a serial converter.
Arduino Mega2560[24]	Arduino	Yes	ATmega2560[25]	16 MHz	Mega	4 in × 2.1 in [ 101.6 mm × 53.3 mm ]	USB	8U2[22] (Rev1&2)/ 16U2[11] (Rev3)	5 V	256	4	8	54	15	16		September 24, 2010[23]	Total memory of 256 KB. Uses the ATmega16U2 (ATmega8U2 before Rev3) USB chip. Most shields that were designed for the Duemilanove, Diecimila, or Uno will fit, but a few shields will not fit because of interference with the extra pins.
Arduino Ethernet[26]	Arduino	Yes	ATmega328[27]	16 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	Ethernet Serial interface	Wiznet Ethernet	5 V	32	1	2	14	4	6		July 13, 2011[28]	Based on the same WIZnet W5100 chip as the Arduino Ethernet Shield.[29] A serial interface is provided for programming, but no USB interface. Late versions of this board support Power over Ethernet (PoE).
Arduino Fio[30]	Arduino	Yes	ATmega328P[21]	8 MHz	minimal	2.6 in × 1.1 in [ 66.0 mm × 27.9 mm ]	XBee Serial		3.3 V	32	1	2	14	6	8		March 18, 2010[31]	Includes XBee socket on bottom of board.[30]
Arduino Nano[32]	Arduino	Yes	ATmega328[27] (ATmega168 before v3.0[33])	16 MHz	minimal	1.70 in × 0.73 in [ 43.18 mm × 18.54 mm ]	USB	FTDI FT232R[34]	5 V	16/32	0.5/1	1/2	14	6	8		May 15, 2008[35]	This small USB-powered version of the Arduino uses a surface-mounted processor.
LilyPad Arduino[36]	Arduino	Yes	ATmega168V or ATmega328V	8 MHz	wearable	2 in ⌀51 mm ⌀			2.7-5.5 V	16	0.5	1	14	6	6		October 17, 2007[37]	This minimalist design is for wearable applications.
Arduino Pro [38]	Arduino	Yes	ATmega168 or ATmega328[38]	16 MHz	Arduino	2.05 in × 2.1 in [ 52.1 mm × 53.3 mm ]	UART Serial, I2C(TWI), SPI	FTDI	5 V or 3.3 V	16/32	0.5/1	1/2	14	6	6			Designed and manufactured by SparkFun Electronics for use in semi-permanent installations.
Arduino Mega ADK[39]	Arduino	Yes	ATmega2560[25]	16 MHz	Mega	4 in × 2.1 in [ 101.6 mm × 53.3 mm ]		8U2[22] MAX3421E USB Host	5 V	256	4	8	54	14	16		July 13, 2011[28]
Arduino Esplora[40]	Arduino	Yes	ATmega32U4[16]	16 MHz		6.5 in × 2.4 in [ 165.1 mm × 61.0 mm ]		32U4[16]	5 V	32	1	2.5					December 10, 2012	Analog joystick, four buttons, several sensors, 2 TinkerKit inputs and 2 outputs, LCD connector
Arduino Micro[41]	Arduino	Yes	ATmega32U4[16]	16 MHz	Mini	0.7 in × 1.9 in [ 17.8 mm × 48.3 mm ]			5 V	32	1	2.5	20	7	12		November 8, 2012[42]	This Arduino was co-designed by Adafruit.
Arduino Pro Mini	Arduino	Yes	ATmega328	8 (3.3 V)/16 (5 V) MHz	Mini	0.7 in × 1.3 in [ 17.8 mm × 33.0 mm ]	Six pin serial header		3.3 V / 5 V	32	1	2	14	6	6			Designed and manufactured by SparkFun Electronics.
Serial Arduino[43]	Arduino	Yes	ATmega8[44]	16 MHz	Arduino	3.2 in × 2.1 in [ 81.3 mm × 53.3 mm ]	DE-9 serial connection	native										The first board labelled "Arduino".
Arduino USB[45]	Arduino	Yes	ATmega8[44]	16 MHz	Arduino	3.2 in × 2.1 in [ 81.3 mm × 53.3 mm ]	USB	FTDI FT232BM										Arduino USB v2.0 Changed: USB replaces RS-232 interface, Improved: Arduino can be powered from host
Arduino Extreme[45]	Arduino	Yes	ATmega8[44]	16 MHz	Arduino	3.2 in × 2.1 in [ 81.3 mm × 53.3 mm ]	USB											The Arduino Extreme uses many more surface mount components than previous USB Arduino boards and comes with female pin headers.[45]
Arduino NG (Nuova Generazione)[45]	Arduino	Yes	ATmega8[44]	16 MHz	Arduino	3.2 in × 2.1 in [ 81.3 mm × 53.3 mm ]	USB	FTDI FT232RL										Improved: FT232BM has been replaced by FT232RL to require fewer external components, LED on pin 13 added
Arduino NG plus	Arduino	Yes	ATmega168[33]	16 MHz	Arduino	3.2 in × 2.1 in [ 81.3 mm × 53.3 mm ]	USB
Arduino BT (Bluetooth)[46]	Arduino	Yes	ATmega168[33] ATmega328[27]	16 MHz	Arduino	3.2 in × 2.1 in [ 81.3 mm × 53.3 mm ]	Bluetooth	Bluegiga WT11 Bluetooth	5 V	32	1	2	14	4	6		October 22, 2007[47]	Similar to the Arduino NG, this has a Bluetooth module rather than a serial interface.[46] Programming is carried out via Bluetooth.
Arduino Diecimila[48]	Arduino	Yes	ATmega168 (DIP-28)[33]	16 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	USB	FTDI	5 V	16	0.5	1	14	6	6		October 22, 2007[47]	Improved: Host is able to reset the Arduino, pin headers for reset and 3.3 V, low dropout voltage regulator allows lower voltage on external power source
Arduino Duemilanove (2009)[49]	Arduino	Yes	ATmega168,[33] ATmega328P (ATmega328 for newer version)	16 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]	USB	FTDI	5 V	16/32	0.5/1	1/2	14	6	6		October 19, 2008[50]	Improved: automatically switching between USB and external power, eliminating jumper
Arduino Mega[51]	Arduino	Yes	ATmega1280[52]	16 MHz	Mega	4 in × 2.1 in [ 101.6 mm × 53.3 mm ]	USB	FTDI	5 V	128	4	8	54	14	16		March 26, 2009[53]	Uses a surface-mounted ATmega1280 for additional I/O and memory.[54]
Arduino Mini[55]	Arduino	Yes	ATmega168[33] (Pro uses ATmega328)	8 MHz (3.3 V model) or 16 MHz (5 V model)		0.7 in × 1.3 in [ 17.8 mm × 33.0 mm ]			5	16	0.5	1	14	6	6		August 23, 2008[56]	This miniature version of the Arduino uses a surface-mounted processor.
Canaduino Uno Bone[permanent dead link]	Universal Solder (universal-solder.com)	Yes	ATmega328P-PU	16 MHz														Do-It-Yourself Arduino Uno R3 compatible footprint and connections. Additional features: 5V, 1.5A LDO voltage regulator with heat sink 3.3V, 250mA LDO voltage regulator 6 to 35 V DC power supply LEDs and voltage regulator can be disabled to safe on current screw terminal block for power supply
ST1	Sanjay Technologies (sanjaytechnologies.co.in)[57]	Yes	ATmega328	16 MHz														Compatible With Arduino Uno Rev3 - Added features: Compatible with Arduino Uno R3.
ST Freeduino Robotics Board	Sanjay Technologies (sanjaytechnologies.co.in)[58]	Yes	ATmega328	16 MHz														Compatible With Arduino with servo ports - Added features: External DC power socket (7vdc to 20vdc) or USB powered. On board 5V regulator with heatsink area for efficient 1000mA output. Has built in ICSP port for on the fly programming (P1). Robotics Ready (Has 4 Servo ports P3 and P2).
GSTduino	Green System Technology[59]	Yes	ATmega328	16 MHz		55 mm x 45 mm				32	1	2						Added features: Powered via the micro USB connection, or 2.8V – 5.5V battery connector Serial communication on pin D0 (RX) and pin D1 (TX). used to receive (RX) and transmit (TX) TTL serial data. These pins are connected to the corresponding pins of the FTDI USB-to-TTL Serial chip. By sliding the switch (S1), RX/TX pins can be re-routed to Bluetooth UART connector.
Linduino One	Linear Technology Corporation[60]	Yes	ATmega328	16 MHz														Compatible with Arduino Uno. Galvanically isolated USB interface provided by onboard LTM2884 USB Isolation module.
InVentor UNO[61]	Ventor Technologies[62]	Yes	ATmega328P-PU	16 MHz														Added Features: Single sided with SMD and TH components 5 V and 3.3 V LDO onboard USB to serial PL2303 instead of ATmega16U2 16 MHz Crystal Oscillator Shield compatible Auto Power source selection circuit
InvIoT U1	InvIoT.com[63]		ATmega328P-PU	16 MHz														inviot U1 (arduino-compatible) all-in-one board with LCD, rotary encoder, RTC DS3231, EEPROM, buzzer, push buttons, RGB Led, NRF24 plug, and ESP8266 plug. More Added Features: ATmega328P-PU with UNO bootloader LCD 20x4 2004 Rotary encoder 2x push buttons, RGB Led, power led Buzzer RTC clock DS3231 EEPROM NRF24 Plug ESP8266 Plug SD card Size 140mm x 65mm
Bluno	DFRobot.com		ATmega328	16 MHz														Added Features: Built in TI CC2540 Bluetooth 4.0 Ready
AVR.duino U+	SlicMicro.com		ATmega328	16 MHz														Compatible With Arduino Uno Rev3 Added Features: SlicBus Port (Serial + Power) Crystal Oscillator (Real Time Accuracy) On board test with Button/LED/Trimmer A6 and A7 available
SainSmart UNO[64]	SainSmart[65]		ATmega328	16 MHz														Compatible With Arduino
SainSmart Mega 2560[66]	SainSmart[65]		ATmega2560[25]	16 MHz														Compatible with Arduino
Freaduino MEGA2560[67]	ElecFreaks[68]		ATmega2560[25]	16 MHz														Arduino Mega compatible 3.3 or 5 V selectable More efficient switching power supply with 7-23 V input Mini-USB connector Can source 2 A at 5 V and 800 mA at 3.3 V
SainSmart UNO R3[69]	SainSmart[65]		ATmega328-AU	16 MHz														Development board compatible with Arduino UNO R3 Controller: SMD MEGA328P-AU; A6/A7 port added; 3.3 V/5 V supply voltage and I/O voltage switch.
AVR-Duino[70]	TavIR[71]																	Another Arduino/Mega compatible board.
Brasuíno[72]	Holoscópio[73]		ATmega328-AU	16 MHz														Based on the Uno with rearranged LEDs and reset button, mini-USB connector, and altered pin 13 circuitry so that the LED and resistor do not interfere with pin function when acting as an input. The Brasuíno was designed using KiCad, and is licensed as GPLv2.
ChibiDuino2[74]	TiisaiDipJp[74]		ATmega328	16 MHz														Japanese Arduino compatible kit using Uno board setting. Includes two mini-B USB sockets, 1602 LCD socket, 5 V or 3.3 V power selection, breadboard area.
Cosmo Black Star[75]	JT5[76]		ATmega328	16 MHz														Arduino layout-compatible board. Based on the Arduino Duemilanove.
CraftDuino[77]	Manufactured and sold by RoboCraft Team.			16 MHz
CT UNO	Cytron Technologies		ATmega328P	16 MHz														CT-UNO Features: Arduino Uno compatible. SMD ATmega328 microcontroller with Optiboot (UNO) Bootloader. USB Programming Facilitated by the Ubiquitous FTDI FT231X (more stable). TX, RX, Power, pin 13 LEDs are moved to edge. Utilize USB Micro-B socket. Extra pads with standard 0.1" (2.54 mm) pitch to pitch.
CT ARM (Cytron ARM Cortex M0)	Cytron Technologies		NUC131LD2AE (32-bit ARM Cortex-M0)	50 MHz	Arduino	2.7 in × 2.1 in [ 68.6 mm × 53.3 mm ]			5 V	64	4	8	20	16	6			CT-ARM Features: Microcontroller: NUC131LD2AE (32-bit ARM Cortex-M0) Operating voltage: 5 VDC Flash size (program memory): 64 KB SRAM size: 8 KB Digital I/O: 20 (16 PWM) Analog input (ADC): 6 UART: 5 + 1 Clock Speed: 50 MHz Compatible with Arduino IDE.
Diavolino[78]	Evil Mad Scientist Laboratories																	Arduino layout-compatible board, designed for use with a USB-TTL serial cable.
DuinoBot v1.x[79]	RobotGroup Argentina[80]		ATmega32U4	16 MHz														Arduino fully compatible board, with integrated power supply and controllers designed for robotics. Compatible as well with the system "Multiplo"
eJackino[81]	Kit by CQ publisher in Japan.																	Similar to Seeeduino, eJackino can use Universal boards as Shields. On back side, there is a "Akihabara station" silk, just like Italia on Arduino.
gizDuino Version 5.0V	e-gizmo		ATmega328	16 MHz														Arduino Compatible USB to serial made by prolific locally made in the Philippines.
Elektor Platino[82] universal AVR board	Elektor		ATmega8, ATmega16, ATmega32, ATmega88, ATmega164, ATmega168, ATmega324, ATmega328, ATmega644, ATmega1284															Platino is an Arduino compatible board that supports 28-pin and 40-pin AVR devices. The board features multiple footprints for user interface elements like LCDs, pushbuttons, rotary encoders, LEDs and buzzer, supported by an extensive library. Bootloaders are available for all supported processors. On its backside are Arduino shield compatible connectors plus other extension connectors.
fayaduino Series[83]	Manufactured and sold by Taiwan-based kit company fayalab, with 100% compatible design to Genuino/Arduino.		fayalab[84]
Freeduino MaxSerial[83]	Manufactured and sold assembled or as a kit by Fundamental Logic until May 2010.																	A board with a standard DE-9 serial port.
Freeduino SB[85]	Solarbotics Ltd.[86]		ATmega328	16 MHz														Compatible with the Duemilanove.
Freeduino Through-Hole[87]	Manufactured and sold as a kit by NKC Electronics.																	The design avoids surface-mount soldering.
Illuminato Genesis[88]			ATmega644							64		4						Provides 64 KB of flash, 4 KB of RAM and 42 general I/O pins. Hardware and firmware are open source.
InduinoX[89]	Simple Labs[90]		ATmega168/ATmega 328/ATmega 8															A low cost Arduino clone using the ATmega168/ATmega 328/ATmega 8 and designed for prototyping, it includes onboard peripherals such as an RGB LED, switches, IR Tx/Rx and DS1307 real-time clock(RTC).
Japanino[91]	A kit by Otonano Kagaku publisher in Japan.		ATmega168[33]															The board and a POV kit were included in Vol. 27 of the eponymous series. It is unique in having a regular size USB A connector.
1000Pads Luigino[92]																		Minimalistic version of Arduino: small, without serial converter. Available as a kit, board only or assembled. Smaller than Arduino, with different footprint.
Luigino328[93]			ATmega328	16 MHz														It has an improved automatic voltage selector, resolves problems during programming caused by shields that use the serial port, with an automatic serial port selector, and has the LM1117 voltage regulator.
metaboard[94]	Developed by Metalab, a hackerspace in Vienna.																	Designed to have a very low complexity and price. Hardware and firmware are open source.
Rascal	Rascal Micro[95]		AT91SAM9G20 (ARM9)															It is compatible with Arduino shields, but it is programmed in Python rather than C++. It has an embedded webserver.
Raspduino[96]	Bitwizard[97]		ATmega328	16 MHz														Fully Arduino compatible board, that fits perfectly on a Raspberry Pi, and can be programmed through the Raspberry Pi's serial interface. It also breaks out the Raspberry Pi's SPI and I2C interfaces, or can be used as a stand-alone Arduino when powered with the external power header.
Romeo 2012[98]	DFRobot[99]		ATmega328	16 MHz														An all-in-one Arduino with motor controller. Compatible with the Arduino Uno.
Roboduino[100]																		Designed for robotics. All connections have neighboring power buses (not pictured) for servos and sensors. Additional headers for power and serial communication are provided. It was developed by Curious Inventor, LLC.
Seeeduino[101]	SeeedStudio		v2.21 (ATmega168 or ATmega328) v3.0 (ATmega328)															Derived from the Diecimila. This photo is v1.0b.
SunDuino[102]	Lothar Team Arduino PRO Compatible boards. (Poland)		ATmega8/88/168/328/16/32/324/644 and PIC18F2550/4550 PIC32MX320F128 and ButterFLY, STM32Discovery															Another Arduino compatible board, software- and hardware-compatible.
TwentyTen[103]	Freetronics[104]																	Based on the Duemilanove, with a prototyping area, rearranged LEDs, mini-USB connector, and altered pin 13 circuitry so LED and resistor do not interfere with pin function when acting as an input.
UDOO	SECO Inc.		Atmel SAM3X8E															Android-Linux-Arduino compatible board.
Volksduino[105]	Applied Platonics[106]																	A low cost, high power, shield-compatible, complete Arduino-compatible board kit. Based on the Duemilanove, it comes with a 5 V / 1 A voltage regulator (optional 3.3 V regulator). Designed for low component count and for ease of assembly.
Wiseduino[107]																		Includes a DS1307 RTC with backup battery, a 24LC256 EEPROM and a connector for XBee adapter for wireless communication.
Xaduino	OBDIIworld		ATXmega128A3U	32 MHz								8						8/16 bit Xmega core @ 32 MHz. 8 KB SRAM. 37 Digital I/O. 3.3 V. 2 DAC. Output 3.3 V pin: 500 mA, 5 V 500 mA.
YourDuinoRoboRED	Yourduino.com[108]		Atmel 328															Includes 14 color-coded 3-pin connectors for direct cable connection of servos, electronic bricks, etc., and 6 color-coded3-pin connectors to Analog inputs for electronic bricks, etc. Provides improved 3.3 V regulator supplying 500 mA, and optional 3.3 V operation. Switching regulator provides 5 V 2 A from up to 20 V external supply.
YourDuinoRobo1[109]	Yourduino.com[108]		Atmel 328															Includes 6 color-coded 3-pin connectors for direct cable connection of servos, electronic bricks, etc., and 6 3-pin connectors to Analog inputs for electronic bricks, etc. Provides improved 3.3 V regulator supplying 500 mA, and optional 3.3 V operation.
ZArdino[110]	A kit created by Peter Ing		ATmega328	16 MHz														A South African Arduino-compatible board derived from the Duemilanove, it features mostly through-hole construction except for the SMD FT232RL IC, power selection switches, option for a Phoenix power connector instead of DC jack, extra I/O pads for using Veroboard as shields. Designed for easy assembly in countries where exotic components are hard to find. PCB layout and Board now available on Circuitmaker as Open Source Hardware
Zigduino[111]	Logos Electromechanical[112]		ATmega128RFA1															Integrates Zigbee (IEEE 802.15.4). It can be used with other 802.15.4 network standards as well as Zigbee. It is the same shape as the Duemilanove, includes an external RPSMA jack on the side of the board opposite the power jack, and is compatible with shields that work with other 3.3 V boards.
EtherTen[113]	Freetronics		ATmega328P	16 MHz														Fixed SPI behaviour on Ethernet chip, D13 pin isolated with a MOSFET of which can also be used as an input.
EtherMega[114]	Freetronics		ATmega2560[25]	16 MHz														Fixed SPI behaviour on Ethernet chip, Micro SD card slot, D13 pin isolated with a MOSFET of which can also be used as an input.
USBDroid[115]	Freetronics		ATmega328P	16 MHz														Can act as a host for an Android device and is compatible with the Android Open Accessory Development Kit, Micro SD card slot, D13 pin isolated with a MOSFET of which can also be used as an input.
Eleven[116]	Freetronics		ATmega328P	16 MHz														Arduino Uno compatible, D13 pin isolated with a MOSFET of which can also be used as an input.
KitTen[117]	Freetronics		ATmega328P	16 MHz														Includes both 3.3 V and 5 V regulators for shields, D13 pin isolated with a MOSFET of which can also be used as an input. Can be connect to Arduino using CAT5 cable.[118]
EtherDue[119]	Freetronics		ATSAM3X8E [10] (Cortex-M3)															Arduino Due with onboard Ethernet, software-compatible with Arduino Ethernet Shield, D13 pin isolated with a MOSFET of which can also be used as an input.
TAIJIUINO Due Pro [120]	Elechouse		ATSAM3X8E [10] (Cortex-M3)															Mostly compatible with Arduino Due. Includes RMII signals via a connector to allow access to the microcontroller's native Ethernet MAC.
ShieldBuddy TC275 [121]	Hitex UK		Infineon Aurix TC275TP	200 MHz						4000		550						Uses Arduino Due form factor and largely compatible pin allocation. Runs at 5V but can be modified to run at 3V3. Triple-core, 32-bit, 200 MHz Aurix processor. 4 MB FLASH, 550k SRAM, 128k DataFlash. Optional CIC61508 safety monitor. Arduino IDE supported via add-in, plus Eclipse-based tools with multicore debugger.
MBZ Pro Wifi	MaxBlitz		ATmega328P-PU															MBZ Pro Mega is an Arduino compatible stand-alone board with a prototyping area and built-in Wifi. Featuring a compact design, it helps to shrink Arduino projects and make it permanent. Dimensions 3.56" x 2.24" (90.5mm x 56.9mm) Compatible with Arduino Shields Prototyping area to solder components and modules 2 voltage regulators: 5V-1A and 3.3V-800mA I2C bus header, compatible with RTC breakouts modules such as DS1307 and DS3231 Internet connection via ESP8266 module (model ESP-01) Integrated 5v to 3.3v level shifter (IC 74HC4050) Digital ports D3, D4, D9, D10, D11 and D13 are available both in 5V and 3.3V Header for FTDI USB to Serial adapter to upload the sketches.
Io:duino[122]	Railstars		AT90CAN128				USB with FTDI serial chip											Adds built-in CAN support through the AT90CAN128 micro processor, dual RJ45 jacks, and optional bus termination. Designed specifically for model railroading applications using the OpenLCB networking protocol, the hardware is sufficiently generic for use with other low-speed CAN networks. OUT OF BUSINESS 17 Dec 2014. All designs supposedly on GitHub, but Io:duino is not present. (https://web.archive.org/web/20160516101800/http://railstars.com/blog/)
DFRobotShop Rover[123]			ATmega328															This is a minimalist tracked platform based on the Arduino Duemilanove. Has an ATmega328 with Arduino bootloader, a dual H-bridge and additional prototyping space and headers. It is compatible with many shields, though four digital pins are used when operating the motor controller. Has an onboard voltage regulator, additional LEDs, a temperature sensor, and a light sensor. Part of the DFRobotShop Rover kit.
Faraduino[124]	Developed by Middlesex University Teaching Resources.[125]		ATmega328				USB with FTDI serial chip											Simple shield-compatible board, with onboard discrete transistor H-bridges and screw terminals to drive two small DC motors from pins 4–7.[126] Has headers for three servos on pins 9-11. Also sold with the Faraduino buggy kit[127] and Faraconnect shield[128] as a simple school-level teaching robot.
Motoruino[129]	Guibot		ATmega328				Serial only, 6 pin header											Has L293D twin H-bridge.
Alternator Regulator [130]			ATmega64M1				USB with FTDI serial chip											Open source Alternator Regulator suitable for 12v to 48v systems with many different battery chemistries (Lead-Acid, LiFeP04, etc..). Multi stage (3, 4), fully configurable. Features battery voltage and current measurement to assure complete and safe battery charging as well as CAN support for communications with other devices and status output (including "NMEA2000" like messages). Programmable using Arduino IDE with ATmegaxxM1 board type ( https://github.com/thomasonw/ATmegaxxM1-C1 ) More (including source and CAD files): http://arduinoalternatorregulator.blogspot.com/
ArduPilot[131]																		An Arduino-compatible board designed for auto-piloting and autonomous navigation of aircraft, cars, and boats. It uses GPS for navigation and thermopile sensors or an IMU for stabilization.
ArduIMU[131]																		An Arduino-compatible board designed for Inertial Measurement and Inertial Navigation of aircraft, cars, and boats. It uses the ATmega128RFA1 and a variety of sensors IMU for various applications.
FlyDuino Mega[132]	Paul Bake		ATmega 2560[25]				Serial only, 6 pin header											An Arduino Mega 2560 compatible board designed for auto-piloting and autonomous navigation of multirotor aircraft. Designed to be stacked with sensor bobs and boards with several breakout boards available.
Colibri[133]	JT5[76]		ATmega168[33]				Serial only											Universal Platform for Wireless Data Transmission in the Frequency Band 868 MHz. The Board Combines Features Arduino Mini and the Radio EZRadioPRO for Receiving and Transmitting Data. With dataFlash.
JeeNode[134]	Jeelabs		ATmega328				6 pin header											Includes a wireless radio module, called the RFM12B by HopeRF
ArduPhone[135]	Freetronics		ATmega1284P				USB											Cellular phone kit, ADH8066 GSM module, Micro SD slot, 16 key matrix keyboard, LiPo charger and microphone/speaker connectors.
WTFDUINO[136]	Calum Knott		ATmega328P				USB & CH340G											"The world needs a more confusing Arduino"
Tah[137]	Revealing Hour Creations[138]		ATmega32U4				USB											Stock Arduino Leonardo With a built-in BLE(Bluetooth Low Energy) 4.0. Has arduino compatibility with its breakout shield .
WIOT Archived 2014-01-11 at the Wayback Machine	ubld.it		ATmega32U4				USB											WIOT is an Open Source, rechargeable, Li-ion battery powered, Arduino compatible, development board designed around the ATmega32U4 Processor and ESP8266 Wi-Fi Module.
XLR8	Alorium Technology		Altera MAX10 10M08 FPGA				USB											FPGA-based drop-in replacement for Arduino UNO R3; offers faster clock rates and overall applications speed, higher-performance through vendor-supplied hardware-specific library functions utilizing FPGA; half of FPGA's space remains available for further customizations including ones written by end user
Controllino Mini[139]	Controllino		ATmega328				USB		12V or 24V				8x Analog/Digital Inputs, 6x Relays Outputs, 8x Digital Outputs					A successful Kickstarter project
Controllino Maxi[139]	Controllino		ATmega2560				Ethernet/USB		12V or 24V				12x Analog/Digital Inputs, 10x Relays Outputs, 12x Digital Outputs					A successful Kickstarter project
Controllino Mega[139]	Controllino		ATmega2560				Ethernet/USB		12V or 24V				12x Analog/Digital Inputs, 10x Relays Outputs, 12x Digital Outputs					A successful Kickstarter project
FA-DUINO 12RA[140]	Comfile Technology		Mega2560				RS232		24V				8x Inputs, 4x Relays
FA-DUINO 24RA[140]			Mega2560				RS232		24V				16x Inputs, 8x Relays
ARDBOX[141]	Industrial Shields		ATmega32U4				USB		12-24V				10x Input, 10x Output					Uses Arduino LEONARDO Board
Industruino[142]	Industruino		ATmega32U4 or ATmega AT90USB1286				USB		6.5-32V				8x shared digital Input/Output, 4x Analog input, 2 Analog output					Arduino compatible industrial controller housed in DIN rail casing, designed for industrial automation in small to medium-sized businesses.
Iono[143]	Sfera Labs		No integral board				USB / 6 pin header		11-30V				6x Input, 6x Output					iono is a general-purpose industrial controller based on Arduino, suitable for professional use (e.g. industrial automation, building automation). It features wide-range power supply, analog/digital inputs with robust protection circuits, power relays with double-winding latching bistable coils, 0÷10V analog output, DIN rail case.
Ardweeny[144]	Solarbotics																	An inexpensive, even more compact breadboardable device.
Banguino[145]	Dimitech		ATmega328															Enhanced Arduino-Uno-compatible in standard PLCC68 socket
SAM15x15	avdweb		SAMD21G18										34	24	14			Mini SAMD21 development board 15x15mm (Arduino compatible) Digital I/O pins: 34 PWM outputs: 24 Analog inputs: 14
Bare Bones Board[146] (BBB) and Really Bare Bones Board[147] (RBBB)	Modern Device																	Compact inexpensive Arduino-compatible board suitable for breadboarding.
BBFUINO (Breadboard Friendly Arduino Compatible)	Cytron Technologies		ATmega328P															BBFuino come with the ATmega328 controller, loaded with Optiboot (Arduino UNO's bootloader), compatible with Arduino IDE and sample code, design to fit breadboard for prototyping and learning, lower down the cost by taking out the USB to UART IC, so the board has the basic component to operate.
BlockDuino[148]	Blockduino		ATmega8 ATmega328															An Arduino-Diecimila-compatible board with serial connection to Blocks (shields).[149]
Boarduino[150]	Adafruit		ATmega168 or ATmega328															An inexpensive Arduino-Diecimila-compatible board made for breadboarding.
Breaduino[151]	Applied Platonics[106]																	A complete, very low cost Arduino-compatible kit that can be assembled entirely on a breadboard.
Croduino series[152]	e-radionica.com		ATmega328															Inexpensive series of fully compatible Arduino board for education, hobbyist and automatisation, specially in Croatia.
Cardboarduino[153]			ATmega168[33]															Inspired by the Paperduino, an ultra low-cost Arduino compatible, built on printed posterboard, rather than a PCB.
Crumbuino-Nano[154]	chip45.com/[155]		ATmega328															The Crumbuino-Nano is a low-cost module comparable to the Arduino-Nano and can be used as Arduino-Nano in the Arduino-IDE. The Arduino bootloader is preloaded, hence the module is ready-to-use. The documentation shows the pin mapping of Arduino-naming to module pinout.
Crumbuino-Mega[156]	chip45.com/[155]		ATmega2560[25]															The Crumbuino-Mega is a low-cost module comparable to the Arduino-Mega 2560 and can be used as Arduino-Mega 2560 in the Arduino-IDE. The Arduino bootloader is preloaded, hence the module is ready-to-use. The documentation shows the pin mapping of Arduino-naming to module pinout.
Cuteduino	Cytron Technologies		ATtiny85															Cuteduino Features: ATtiny85 on board, 8 KB of flash, 512 byte of SRAM, 512 bytes of EEPROM. Internal oscillator runs at 16 MHz. USB bootloader so you can program it with the modified version Arduino IDE (from DigiSpark). Micro-B USB jack for power and/or USB uploading. 5 GPIO - 2 shared with the USB interface. The 3 independent I/O pins have 1 analog input (ADC) and 2 PWM output as well. Hardware I2C / SPI capability for breakout & sensor interfacing. Works with many basic Arduino libraries including RainbowBit library.
Digispark[157]	Digistump[158]		ATtiny85															Digispark Built-in USB plug. Requires special version of the Arduino IDE.
DragonFly[159]			ATmega1280[52]															A compact board with Molex connectors, aimed at environments where vibration could be an issue. DragonFly features the ATmega1280 and have all 86 I/O lines pinned out to connectors.
Femtoduino[160][dead link]	Femtoduino[161]		ATmega328P-MU															Femtoduino PCB vs Dime An ultra-small (20.7x15.2 mm) Arduino compatible board designed by Fabio Varesano. Femtoduino is currently the smallest Arduino compatible board available.[citation needed]
Freeduino USB Mega 2560[162]	Bhasha Technologies[163]		ATmega2560[25]															Freeduino USB Mega 2560, designed in India with Male headers (coming soon with Female Headers). Suitable for use in project, R&D, device and applications Freeduino USB Mega 2560 is a cost-effective and 100% pin and software compatible to the popular Arduino Mega 2560. Uses through hole components and has male headers.
Freeduino Lite v2[164]	Bhasha Technologies[163]		ATmega8/168/328															Freeduino Lite v2 is a low cost, Freeduino with no USB and Serial port. Needs FTDI USB Cable or FTDI Breakout board for programming. Uses through hole components and has male headers.
Freeduino Serial[165]	Bhasha Technologies[163]		ATmega8/168/328															Freeduino Serial is a low cost Freeduino board with serial DB9 connector. Uses MAX232 Chip for Serial connectivity.
Freeduino NANO[161]	Bhasha Technologies[163]		ATmega328															Freeduino nano designed in India, completely breadboard friendly, elegant and compact design. Freeduino Nano is a low cost Arduino Nano compatible board with mini USB connector using SMD components Freeduino Nano.
iDuino[160][dead link]																		A USB board for breadboarding, manufactured and sold as a kit by Fundamental Logic.
IMUduino[166]	Femtoduino.com[167]		ATmega32U4															The world's first wireless 3D position, inertia, and orientation beacon. Designed in the San Francisco bay area, this board provides a 10-DoF IMU with on-board ATmega32U4 chip (the same as the Arduino Leonardo).
JeeNode[168]	JeeLabs[169]		ATmega328P															Low-cost, low-size, radio-enabled Arduino-compatible board running at 3.3 V. Inspired by the Modern Device RBBB (above) with a HopeRF RFM12B wireless module and a modular I/O design supporting a wide range of interfaces.[170]
LCDuino[171]	Geppetto Electronics		ATmega328P															A combination of an ATmega328P and an I2C based RGB backlit LCD interface (software compatible with the Adafruit RGB LCD shield), along with a USB serial programming interface done as a "backpack" module for the LCD.
LEDuino[172]																		A board with enhanced I2C, DCC decoder and CAN-bus interfaces. Manufactured using surface mount and sold assembled by Siliconrailway.
Moteino[173]	LowPowerLab[174]		ATmega328P															An SD-card size wireless-enabled breadboard friendly Arduino compatible board running at 16 MHz/3.3 V. It can mate with either an RFM12B or RFM69W/HW/CW transceiver from HopeRF, allowing very low cost wireless communication (also available without a transceiver). These are the different types of available Moteino boards and their transceiver options. Programmable from the Arduino IDE through an FTDI cable/adapter, or directly through the USB interface (Moteino-USB revision). Moteino runs DualOptiboot,[175] a custom version of Optiboot that allows wireless programming when external FLASH memory is present. The new MoteinoMEGA based on ATmega1284P offers more I/O, an extra hardware serial port, a massive 128 KB of flash for sketches and 16 KB of RAM.
NavSpark[176]	SkyTraq[177]		Venus822 (Leon3 SPARC V8 compatible, 100 MHz 32-bit RISC)															The modified Arduino IDE allows the compiled user sketch to be uploaded onto the processor either with or without the proprietary GNSS software. NavSpark has 17 GPIO pins, which include two UARTs, 1 I2C, 1 SPI, 1 PWM, and a trigger. The first UART is usually used by the GNSS software to output NMEA 0183 data, although this can be disabled. This UART communicates over USB through a PL2303 serial converter and the transmit output is also made available on a pin. A 1 pulse per second signal is produced on a dedicated pin when a valid fix has been made. There is a GPS-only version, a combined GPS/GLONASS version, and a GPS/Beidou version. An adaptor board adds a JST connector for a lithium-ion battery, a charger for the battery, and a microSD card slot connected to the SPI pins.
NB1A[178]																		An Arduino-compatible board that includes a battery backed up real-time clock and a four channel DAC. Most Arduino-compatible boards require an additional shield for these resources.
NB2A[179]																		Sanguino-compatible board that includes a battery backed up real-time clock and a two channel DAC. Sanguino's feature the ATmega644P, which has additional memory, I/O lines and a second UART.
Nymph[180]			ATmega328P															A compact board with Molex connectors, aimed at environments where vibration could be an issue.
Oak Micros om328p[181]																		An Arduino Duemilanove compacted down to a breadboardable device (36 mm x 18 mm) that can be inserted into a standard 600 mil 28-pin socket, with USB capability, ATmega328P, and 6 onboard LEDs.
OpenTag[182]	Loggerhead Instruments		ATmega328P															Arduino-compatible microSD motion datalogging board with accelerometer, magnetometer, gyroscope, pressure, temperature and real-time clock.
Paperduino[183]			ATmega168															An ultra low-cost Arduino compatible, built on a printed paper and cardboard substrate, rather than a PCB.
Photon[184]	Particle		STM32F205 [185] (Cortex-M3)															An ARM-based Wi-Fi development kit with a Broadcom BCM43362 Wi-Fi chip supporting 802.11b/g/n.
PicoDuino [186]	Peter Misenko		ATtiny85															PicoDuino size demonstration. Requires special version of the Arduino IDE (Digispark IDE recommended) Digispark compatible SW/HW Trinket compatible HW (due to bootloader USB vid restriction) Ultra small board 22 mm x 12 mm RGB led Relay/motor driver Reset button.
Pro Micro[187]	Sparkfun and clones		ATmega32U4															A popular low-cost compact Arduino-compatible board. Available in 3.3v and 5v versions.
Rainbowduino[188]																		An Arduino-compatible board designed specifically for driving LEDs. It is generally used to drive an 8x8 RGB LED matrix using row scanning, but it can be used for other things.
Sanguino[189]			ATmega644															An open source enhanced Arduino-compatible board that uses an ATmega644P instead of an ATmega168. This provides 64 KB of flash, 4 KB of RAM and 32 general I/O pins in a 40 pin DIP device. It was developed with the RepRap Project in mind.
Seeeduino Mega[190]	SeeedStudio		ATmega2560[25]															Arduino Mega compatible board with 16 extra I/O pins and the same a board size as the Arduino Uno. As with the Arduino Mega, most shields that were designed for the Duemilanove, Diecimila, or Uno will fit, but a few shields will not fit because of interference with the extra pins.
Sippino[191]	SpikenzieLabs																	A miniature Arduino compatible board with all of the digital and analog I/O pins brought out into a single line of pins (SIP). Available as a kit, intended for use with a solderless breadboard.
SODAQ Mbili[192]	SODAQ		ATmega1284P															SODAQ, an Arduino Compatible Solar Powered sensor board The Raspberry Pi-sized SODAQ board is built for Solar Powered Data Acquisition. It is fitted with a Lipo charge controller and 12 Grove sockets for plug and play prototyping. It runs at 3.3 V and 8 MHz. It also comes with a DS3231 Real Time Clock and 16 Mbit serial flash for data logging. Its "bee" socket can use a range of different modules, like Xbee, RFbee, Bluetoothbee and GPRSbee to make the board communicate. The latest version has the powerful ATmega1284P microcontroller with 128 KB program space and 16 KB RAM and is still Arduino IDE compatible. Specifications: Power supply by LiPo battery (3.7 V) or via Micro USB connector Solar charge controller with JST connector for Solar Panel up to 2.5 W Battery Monitor DS3231 Real Time Clock and Temperature sensor, clock backup powered by LiPo battery On/Off switch. With the switch in Off position the solar charge circuit is still active and the RTC clock is still powered. ICSP programming header
Sparrow[193]	Open Home Automation		ATmega328P															Arduino compatible board designed specifically for RF mesh network experiments. It features 10 I/Os, a 10 pin ISP programming connector, a connector for a standard LCD display (in 4 bit mode) and a connector for a 2.4 GHz RF module.
Spider Controller[194]																		Arduino Mega compatible board designed specifically for robots requiring large numbers of servos. A built in 3 A switchmode power supply allows servos to plug directly into the board. Pin spacing allows making custom shields from standard prototype board.
Stickduino[195]																		Similar to a USB key.
Teensy 2.0[196]	PJRC		ATmega32U4 8 bit AVR 16 MHz [197]	16 MHz														Teensy 2.0 microcontroller Boards from PJRC.com that run most Arduino sketches using the Teensyduino software add-on to the Arduino IDE.
Teensy 2.0++[198]	PJRC		AT90USB1286 8 bit AVR 16 MHz[197]	16 MHz						128		8						Teensy++ 2.0 microcontroller A slightly more powerful version of the Teensy 2.0. It has 46 I/O pins; 8 KB RAM; 128 KB of flash; 10-bit ADC; UART, SPI, I2C, I2S, Touch and other I/O capability.
Teensy 3.0[199]	PJRC		MK20DX128 32 bit ARM Cortex-M4 48 MHz[197]	48 MHz						128		16						A very small board based on the Freescale MK20DX128VLH5 CPU. It has 34 I/O pins; 16 KB RAM; 128 KB of flash; 16-bit ADC; 3xUARTs, SPI, I2C, I2S, Touch and other I/O capability. Version 3.0 is not recommended for new designs.
Teensy 3.1/3.2[200]	PJRC		MK20DX256 32 bit ARM Cortex-M4 72 MHz[197]							256		64						Same form factor as Teensy 3.0. Based on the Freescale MK20DX256VLH7 CPU. It has 34 I/O pins; 64 KB RAM; 256 KB of flash; 2x16-bit ADC; 12-bit DAC; 3xUARTs, SPI, 2xI2C, I2S, CAN Bus, Touch and other I/O capability. All digital pins are 5 volt tolerant. Teensy 3.2 adds a more powerful 3.3 volt regulator, with the ability to directly power ESP8266 Wifi, WIZ820io Ethernet and other power-hungry 3.3 V add-on boards.
Teensy LC[201]	PJRC		MKL26Z64VFT4 ARM Cortex-M0+ 48 MHz[201]							64								A lower cost version of the Teensy 3.1/3.2. It has 27 I/O pins; 64 KB of flash; 12-bit DAC; 3xUARTs, 2xSPI, 2xI2C, I2S, Touch and other I/O capability. I/O pins are not 5 V tolerant. No FIFOs on Serial 1 and Serial2. Fewer hardware timers.
TinyDuino[202]	TinyCircuits[203]		ATmega328P															A fully capable Arduino platform smaller than a quarter, yet with all the power and functionality of the Arduino Uno board, including stackable shield support. The TinyDuino also support an option coin cell holder and has many expansion shields available.
TinyLily[204]	TinyCircuits[203]		ATmega328P															A fully capable Arduino platform smaller than a dime, designed for e-textiles. Includes large sewtabs and a header for a USB adapter for communication and programming.
Trinket[205]	Adafruit		ATtiny85															Requires updates to Arduino IDE (or download special version) and driver under Windows. Includes regulator for battery power away from PC. Very low cost.
Wireless Widget[206]																		A compact (35 mm x 70 mm), low voltage, battery powered Arduino-compatible board with onboard wireless capable of ranges up to 120 m. The Wireless Widget was designed for both portable and low cost Wireless sensor network applications.
Whisper Node AVR[207]	Wisen - Talk2		ATmega328P															A real ultra-low power board, capable of running of a single AA. The board counts with an efficient step-up regulator (MCP16251) and can be powered from 0.9V. The Whisper Node has a built-in RFM69 long-range sub-GHz radio and 4 Mbit Flash memory. The board can also run from a standard power supply and use the battery as backup. Additionally it can be upgraded to include a RTC chip or a high-voltage LDO. On field tests the Whisper Node was able to communicate on distances over 1 km line-of-sight and can run for years on battery, making a great platform for remote sensing and IoT applications.
ZB1[208]																		An Arduino-compatible board that includes a Zigbee radio (XBee). The ZB1 can be powered by USB, a wall adapter or an external battery source. It is designed for low-cost Wireless sensor network applications.
SunDuino2[102]			ATmega16/32/324/644															An open source enhanced Arduino-compatible board that uses an ATmega16/32/324/644 instead of an ATmega168. This provides 16/32/64 KB of flash, and 32 general I/O pins in a 40 pin DIP device.
OpenEnergyMonitor emonTx[209]			ATmega328															An open-source low power wireless (RFM12B) energy monitoring node based on ATmega328 and JeeNode design and uses the Nanode (another Arduino compatible) design for their receiver.[210]
panStamp[211]	panStamp[211]		ATmega328															Small low-power wireless motes and base boards. Communication library, configuration tools and automation applications are available for panStamps. These wireless miniatures can easily be hooked to different cloud data services via Lagarto,[212] an open automation platform developed for panStamps.[211]
Microduino[213][214]	Microduino Studio		ATmega168/328/644/1284															1" x 1.1" small, stackable, low-cost Arduino-compatible board with a uniformed U-shape 27-pin standard interface.
Versalino Uno[215]	Virtuabotix		ATmega328P															Versalino Uno 1.1 Compact board with pins in two similar layouts "Bus A" and "Bus B". 6 volt input 3.5 mm plug power. Programmed with FTDI.
LeoStick[216]	Freetronics		ATmega32U4															Compact version of the Arduino Leonardo (which can be plugged straight into a USB port without a cable) and has a buzzer and a 3-in-1 RGB LED.
Wattuino Nanite [217][218]	Watterott electronic		ATtiny85/ATtiny841															Very small size and microUSB plug for programming (Micronucleus USB Bootloader). Requires special board package for the Arduino IDE.
Wattuino Pro Mini PB[219]	Watterott electronic		ATmega328PB															An Arduino Pro Mini compatible board with the new ATmega328PB. Requires special board package for the Arduino IDE.
PIC.duino Net	SlicMicro		PIC18F67J60				Ethernet or Serial											Pin compatible with Arduino but uses the Ethernet-enabled PIC microcontroller to connect to the Internet. Allows sending of email, display of javascript enabled webpages, and remote web based access and control from around the world.
Leaflabs Maple[220]	LeafLabs[221]		STM32 (Cortex-M3)	72 MHz			USB											A 72 MHz 32-bit ARM Cortex-M3-based microcontroller (ST Microelectronics] STM32F103[222]) with USB support, compatibility with Arduino shields, and 39 GP I/O pins. Programmable with the Open Source Maple IDE,[223] which is a branch of the Arduino IDE. The Maple IDE includes both an implementation of the Arduino Language,[224] and lower-level native libraries (with support from the libmaple C library).[225] The more up-to-date Arduino_STM32[226] project allows use of the Maple, and other generic STM32 boards in version 1.6.12 of the Arduino IDE.
Microchip chipKIT Uno32, Max32, WF32, DP32	Digilent[227]		PIC32				USB											32-bit MIPS-M4K PIC32MX processor boards (40-80 MHz). The Arduino libraries have been implemented natively for the PIC32MX and these kits run in a fork of the standard Arduino IDE, MPIDE[228] and are compatible to most shields.[229][230][231]
Microchip chipKIT Wi-Fire	Digilent[227]		PIC32MZ	200 MHz			USB											32-bit MIPS-M4K PIC32MZ processor boards (200 MHz). The Arduino libraries have been implemented natively for the PIC32MZ and these kits run in a fork of the standard Arduino IDE, MPIDE[228] and are compatible to most shields.[229][230][231]
Freescale Freedom[232]	Freescale[233]		Kinetis-L (Cortex-M0+)	48 MHz			USB											A 48 MHz 32-bit ARM Cortex-M0+-based microcontroller (Freescale MKL25Z128VLK4[234]) with USB support, compatibility with Arduino shields and 64 GP I/O pins. Board embeds the new ARM OpenSDA debug and programming interface through USB and is compatible with the majority of the ARM IDE suppliers.
PRO Family[235]	Coridium[236]		ARM Cortex LPC1114 LPC1751 LPC1756				USB											up to 200 MHz dual core ARM Cortex-M4F, ARM Cortex-M3 and ARM7TDMI-based shield-compatible boards, programmable in BASIC or C with Sketch support with open source MakeItC utilities. All boards have 5 V tolerant I/Os.
Energia	Texas Instruments		MSP430				USB											The Energia project integrates this with the Arduino IDE.[237][238]
Sakura board[239]	Renesas/Wakamatsu Tsusho Co., Ltd		Renesas RX63N				USB											Web compiler with Sketch support,[240] Ethernet interface
HiFive1[241]	SiFive		SiFive E31 32 bit RISC-V				USB			16000		16	19	9	0			HiFive1 board Uno form factor, 5V and 3.3V, 19 digital I/O (9 PWM), 0 analogue in. 16 MB QSPI flash (execute in place, with 16 KB icache), 16 KB SRAM. Arduino IDE support with 16/256/320 MHz presets and port of Arduino library. Also works with standard C/C++, stdio, gdb from the shell. Hardware multiply (4 cycle) and divide (32 cycle).
DAQduino	PICcircuit.com		PIC18F2550 or PIC18F2553															DAQduino is iCP12 usbStick that built in Arduino form of external ports connection. With these IO ports, user can easily plug in different type of 3rd party Arduino extension boards with direct connection to USB port and SmartDAQ software. Great tool for parallel USB IO control, signals monitoring (6 ch. oscilloscope) and data acquisition.
CIKU	Cytron Technologies		PIC18F4550	48 MHz						32			20	2	6			CIKU Features: Comes with pre-programmed PIC18F4550 with USB bootloader. PIC18F4550 running at 48 MHz (after PLL with 10 MHz external crystal). 32 KB flash/program memory (~28 KB after bootloader). 20 digital I/O pins. 6 analog input pin. 2 PWM output pin. Extra pads with standard 0.1" (2.54 mm) pitch to pitch. Program with MPLAB X IDE and XC8 compiler (library is open source and provided). Program loading via USB HID, GUI from Microchip provided.
Chipino[242]	Howtronics[243]		PIC16F886-I/SP[244]															Chipino is an electronics prototyping platform based on a Microchip PIC microcontroller. It was designed to use the same footprint and connection scheme as the official Arduino boards to allow Arduino shields to be used with Chipino.
Bambino 210	Microint USA		NXP LPC4330															Dual core ARM Cortex-M4/M0, 264 KB SRAM, 4 MB Flash, mbed HDK, Arduino-compatible headers. The Bambino 210E has the same features as the 210, but adds a 10/100 Ethernet port, 8 MB Flash, microSD socket, and Xbee Socket
Cypress PSoC 4 Pioneer Kit (CY8CKIT-042)	Cypress		Cypress PSoC4 CY8C4245AXI-483															The PSoC 4 Pioneer Kit is a development platform enabling users to design with the ARM Cortex-M0 PSoC4 device family. The kit features the PSoC 4200 device family as the main processor and includes a PSoC 5LP (ARM Cortex-M3 processor) to perform programming and debugging. The kit is supported using PSoC Creator, which is a free IDE for embedded development targeting the PSoC 3/4/5LP device families. In the summer of 2013 Cypress supported the kit with a 100 projects in 100 days campaign on the community forums at Element14.
Arduino Shield Compatible Propeller Board[245]	Parallax		Parallax Propeller															Based on the Parallax Propeller; interfaces with standard Arduino shields. The Propeller comes with a free IDE called "propeller tool", and an alternative IDE tool is available.[246]
Amicus18[247]			PIC															Amicus18 is an embedded system platform based on PIC architecture (18F25K20). Can be programmed with any programming language, though the Amicus IDE is free and complete.
Cortino[248]			ARM STM32															Development system for a 32-bit ARM Cortex-M3-based microcontroller.
Pinguino[249]			PIC															Board based on a PIC microcontroller, with native USB support and compatibility with the Arduino programming language plus an IDE built with Python and sdcc as compiler.
Unduino[250]			PIC															A board based on the dsPIC33FJ128MC202 microcontroller, with integrated motor control peripherals.
Netduino N2[251]	Wilderness Labs[251]	Yes	Cortex M3 (ARMv7-M)	120 MHz	Arduino	69mm x 53mm	USB		5V - 9V DC	192 Kb		60 Kb	16	6	6		1/15/2013	120 MHz 32-bit ARM7 microcontroller board with support for the .NET Micro Framework. Pin compatible with Arduino shields although drivers are required for some shields.[251]
Netduino N2 Plus[251]	Wilderness Labs[251]	Yes	Cortex M4 ARMv7E-M	168 MHz	Arduino	69mm x 53mm	USB		5V - 9V DC	384 Kb		100 Kb	16	6	6		11/8/2012	168 MHz 32-bit ARM7 microcontroller board with support for the .NET Micro Framework. Pin compatible with Arduino shields although drivers are required for some shields.[251]
Netduino N3[251]	Wilderness Labs[251]	Yes	Cortex-M4 (STM32F4) ARMv7E-M	168 MHz	Arduino	69mm x 53mm	USB		5V - 12V DC	384 Kb		164 Kb	16	6	6			168 MHz 32-bit ARM7 microcontroller board with support for the .NET Micro Framework. Pin compatible with Arduino shields although drivers are required for some shields.[251]
Netduino N3 Ethernet[251]	Wilderness Labs[251]	Yes	Cortex-M4 (STM32F4) ARMv7E-M	168 MHz	Arduino	69mm x 53mm	USB		5V - 12V DC	1408 Kb		164 Kb	16	6	6			168 MHz 32-bit ARM7 microcontroller board with support for the .NET Micro Framework. Pin compatible with Arduino shields although drivers are required for some shields.[251]
Netduino N3 WiFi[251]	Wilderness Labs[251]	Yes	Cortex-M4 (STM32F4) ARMv7E-M	168 MHz	Arduino	69mm x 53mm	USB		5V - 12V DC	1408 Kb		164 Kb	16	6	6			168 MHz 32-bit ARM7 microcontroller board with support for the .NET Micro Framework. Pin compatible with Arduino shields although drivers are required for some shields.[251]
Vinculo[252]			Vinculum II															FTDI USB development board for the FTDI Vinculum II microcontroller.
FEZ Domino,[253] FEZ Panda,[254] and FEZ Panda II[255]			ARM	72 MHz														72 MHz 32-bit ARM (GHI Electronics USBizi chips) micro-controller boards with support for the .NET Micro Framework. Pin compatible with Arduino shields, although drivers are required for some shields.[256]
TheUno[257]	MyFreescaleWebPage[257]		Freescale S08DZ60															Freescale 8-bit S08DZ60 based Arduino Shield Compatible development board. Programmable in C or assembly language using the free CodeWarrior development environment from Freescale, based on Eclipse. Integrated open-source debugging cable for fast prototyping.
BigBrother[257]	MyFreescaleWebPage[257]		Freescale MCF51AC256															Freescale 32-bit Coldfire MCF51AC256 based Arduino Shield Compatible development board. Programmable in C or assembly language using the free CodeWarrior development environment from Freescale, based on Eclipse and in C++ with CodeSourcery. Integrated open-source debugging cable for fast prototyping. The first Arduino Shield Compatible board with two Arduino slots to add more and more shields.
BigBrother-USB[257]	MyFreescaleWebPage[257]		Freescale MCF51JM128															Freescale 32-bit Coldfire MCF51JM128 based Arduino Shield Compatible development board. Programmable in C or assembly language using the free CodeWarrior development environment from Freescale, based on Eclipse and in C++ with CodeSourcery. Integrated open-source debugging cable for fast prototyping. The first Arduino Shield Compatible board with two Arduino slots to add more and more shields.
Firebird32[258]			Coldfire															Freescale 32-bit Coldfire MCF51JM128 based Arduino Shield Compatible development board. Programmable in StickOS BASIC, and C or assembly language using Flexisframework or CodeWarrior with a step-by-step debugger. The Firebird32 is also available in a special model based on the 8-bit MC9S08JM60.
Stampduino[259]	Parallax		PIC or Parallax SX															Arduino Shield compatible BASIC Stamp 2 board, interfaces with most standard Arduino shields. The BS comes with a free IDE.
STM32 Nucleo[260]	STMicroelectronics		STM32 Family															Arduino connectors and ST Morpho headers
SunDuinoPIC[102]			PIC18F2550 or PIC18F4550															Microchip PIC Arduino hardware compatible board. Based PINGUINO Project. USB HID Bootloader.
Breeze[261][262]			PIC															Breeze boards are prototyping platforms for 28-pin PIC microcontrollers. They come with a PIC18F25K22 (USB-UART interface) or PIC18F25J50 (direct USB interface), however almost any 28-pin PIC can be used with the platform.
VM2	Micro-Robotics Ltd	No	STM32F103	72 MHz	VM2	52 mm x 48 mm	Serial interface		3.3 V	512 kB + 8 MB		1024 + 64	65	8	19	2	2010	VM2 is a family of single board microcontrollers intended for use in Automation, Instrumentation, Hand Held Devices and Process Control. Programming environment: Venom2 Archived 2017-11-15 at the Wayback Machine language,VenomIDE Archived 2017-11-15 at the Wayback Machine development system, Visual Designer. I/O: 5 Serial Ports 2 I2C busses USB port CAN Bus 2 SPI Busses 8 Pulse I/0 Channels 3 Quadrature shaft encoders 19 Analogue inputs (12-bit) 2 Analogue outputs (12-bit) 65+ Digital I/0 External bus for display devices, etc.
ISP4520 Board	Cyrola Inc.	No	ISP4520-AS	64 MHz	minimal	1.7 in x 0.6 in	UART, I2C(TWI)		1.8-3.6 V	512 KB		64 KB	9		3			Simplified ISP4520 breakout board. Minimum GPIO ports. No NFC Antenna connection ports. External EEPROM with EUI-64 Node ID option ready.

See also

Comparison of single-board computers