Engineering Tools

Results: 501
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SparkFun LED Lighting Development Tools The SparkFun Qwiic LED Stick features ten addressable APA102 LEDs making it easy to add full color LED control using I2C. Write to individual LEDs to display a count in binary or write to the whole strip for cool lighting effects. You can even add 68In Stock
Min.: 1
Mult.: 1
LED Lighting Development Tools Evaluation Boards
SparkFun Memory IC Development Tools SparkFun Qwiic EEPROM Breakout - 512Kbit 24In Stock
25On Order
Min.: 1
Mult.: 1
Memory IC Development Tools Breakout Boards I2C
SparkFun Power Management IC Development Tools SparkFun Buck Regulator Breakout - 3.3V (AP63203) 73In Stock
100Expected 8/14/2026
Min.: 1
Mult.: 1
Power Management IC Development Tools Breakout Boards
SparkFun Display Development Tools SparkFun Qwiic Alphanumeric Display - White 7In Stock
Min.: 1
Mult.: 1
Display Development Tools I2C
SparkFun Display Development Tools SparkFun Qwiic Alphanumeric Display - Green 5In Stock
Min.: 1
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Display Development Tools Display Shields I2C
SparkFun Power Management IC Development Tools The SparkFun 3.3V Buck Regulator Breakout features the AP3429A from Diodes Inc. a 2A step-down DC-DC converter with an input voltage range of 2.7V to 5.5V. This full-size 1in. x 1in. version of our buck regulator boards is configured to provide a r 12In Stock
Min.: 1
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Power Management IC Development Tools Breakout Boards
SparkFun Power Management IC Development Tools Does your microcontroller need to control a high-voltage item like a 12V LED strip while also needing to be powered? Do you want to avoid having multiple power adapters and microcontrollers for your project? The MOSFET Power Switch and Buck Regulat 5In Stock
Min.: 1
Mult.: 1
Power Management IC Development Tools Development Kits
SparkFun Audio IC Development Tools LilyPad Buzzer 6In Stock
Min.: 1
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Audio IC Development Tools
SparkFun Temperature Sensor Development Tools LilyPad Temperature Sensor 12In Stock
Min.: 1
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Temperature Sensor Development Tools
SparkFun Acceleration Sensor Development Tools LilyPad ACCLRM ADXL335
Datasheet
12In Stock
Min.: 1
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Acceleration Sensor Development Tools
SparkFun Development Boards & Kits - AVR Arduino Fio
Datasheet
1In Stock
Min.: 1
Mult.: 1

Development Boards & Kits - AVR
SparkFun Audio IC Development Tools Music Instrument Shield 3In Stock
Min.: 1
Mult.: 1

Audio IC Development Tools
SparkFun Power Management IC Development Tools LilyPad Vibe Board 8In Stock
Min.: 1
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Power Management IC Development Tools Evaluation Boards
SparkFun Development Boards & Kits - AVR LilyTwinkle
Datasheet
40In Stock
Min.: 1
Mult.: 1

Development Boards & Kits - AVR
SparkFun Development Boards & Kits - AVR Pro Micro - 5V/16MHz
Datasheet
17In Stock
97Expected 6/25/2026
Min.: 1
Mult.: 1

Development Boards & Kits - AVR
SparkFun Audio IC Development Tools MP3 Player Shield Player Shield 14In Stock
Min.: 1
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Audio IC Development Tools
SparkFun Memory IC Development Tools microSD Shield Shield 28In Stock
Min.: 1
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Memory IC Development Tools Shields
SparkFun Development Boards & Kits - AVR LilyPad Arduino 328 Main Board 10In Stock
Min.: 1
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Development Boards & Kits - AVR
SparkFun Memory IC Development Tools Level Shifting microSD B/O
Datasheet
15In Stock
35Expected 8/21/2026
Min.: 1
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Memory IC Development Tools Breakout Boards
SparkFun Power Management IC Development Tools Ardumoto - Motor Driver Shield
Datasheet
6In Stock
Min.: 1
Mult.: 1

Power Management IC Development Tools Motor Shields
SparkFun Security/Authentication Development Tools The SparkFun ATECC508A Cryptographic Co-Processor Breakout allows you to easily add strong authentication security to your IoT node edge device or embedded system. It includes two Qwiic ports for plug and play functionality. Utilizing our handy Qwi
Datasheet
7In Stock
Min.: 1
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Security / Authentication Development Tools Breakout Boards

SparkFun Development Boards & Kits - ARM With a 32-bit ARM Cortex-M4F MCU the SparkFun MicroMod SAMD51 Processor Board is one powerful microcontroller packaged on a small board! The board provides you with an economical and easy to use development platform if you're needing more power with 9In Stock
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Development Boards & Kits - ARM Development Boards
SparkFun Interface Development Tools Do you find yourself wishing that you had just a few more GPIO pins? What if you only need that one more pin? You could add another microcontroller to your project but this would increase the cost and complexity. Instead you can use the Qwiic GPIO 26In Stock
Min.: 1
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Interface Development Tools
SparkFun Development Boards & Kits - ARM The SparkFun Extended Qwiic Shield for Teensy provides you with a quick and easy way to enter into SparkFun's Qwiic ecosystem with your Teensy boards. This shield is sized to work with the footprint of Teensy 4.1 Teensy 3.6 and Teensy 3.5. This shi
Datasheet
11In Stock
Min.: 1
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Development Boards & Kits - ARM Shields I2C
SparkFun Development Boards & Kits - ARM With a 32-bit ARM Cortex -M4 RISC core the SparkFun STM32 Thing Plus brings power and precision to your projects. The STM32 Thing Plus provides you with an economical and easy to use development platform if you're needing more power with a minim
Datasheet
17In Stock
Min.: 1
Mult.: 1
Development Boards & Kits - ARM Development Boards USB