Connect anything and everything with WiFi and Bluetooth, from simple sensors to AI-powered projects. Take a look below at all of the EspressIf options SparkFun provides.
A Closer Look At SparkFun Espressif Boards
Wide Feature Range
SparkFun doesn't offer a single "one-size-fits-all" Espressif board. Instead, we cater to diverse needs and skill levels by offering a range of options, each with its own set of features. From entry-level boards to advanced GNSS surveyors, an ESP module can be found in a multitude of SparkFun products!
Qwiic Ecosystem Integration
SparkFun's development boards boast seamless integration with the Qwiic ecosystem. This system uses I2C communication and a standardized 4-pin JST connector, enabling effortless "plug-and-play" connections for various sensors and actuators from different manufacturers.
Open-Source Hardware
SparkFun's ESP development boards adhere to open-source principles. This means the schematics, hardware design files, and firmware are readily available for users to modify, customize, and contribute to. This transparency fosters community collaboration and empowers users to fully understand and optimize their hardware.
ESP32
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The SparkFun ESP32 Thing is a comprehensive development platform for Espressif’s ESP32, their super-charged version of the popular ESP8266.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi | 240 MHz | 4MB | 520kB | microB USB | Dual-core Tensilica LX6 | Thing |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 6 | 8 | 1 | 1 + Qwiic Connector | 1 |
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This board combines Espressif's ESP32 with our M.2 connector interface to bring a power-packed processor board into our MicroMod ecosystem.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi | 240 MHz | 128mbit/16MB | 520kB | M.2 | Dual-core Tensilica LX6 | MicroMod Processor |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 2 | 2 | 1 | 2 | 1 |
ESP32 WROOM
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The USB-C variant of the ESP32 Thing Plus is a development board with an added MicroSD slot and a new voltage regulator to reduce power draw.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth | 240 MHz | 128Mb/16MB (external) | 520kB SRAM | USB-C | Dual-core Tensilica LX6 | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 6 | 8 | 1 | 1 + Qwiic Connector | 1 |
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The SparkFun ESP32 Thing Plus is the next step toward getting started with Espressif IoT ideas while still enjoying all the amenities of the ESP32 Thing Plus.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth | 240 MHz | 128Mb/16MB (external) | 520kB SRAM | Micro-B USB | Dual-core Tensilica LX6 | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 16 | 13 | 3 | 2 + Qwiic Connector | 3 |
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The SparkFun ESP32 Thing Plus with U.FL allows you to get started with Espressif IoT ideations while still enjoying all the amenities of the ESP32 Thing.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth | 240 MHz | 128Mb/16MB (external) | 520kB SRAM | Micro-B USB | Dual-core Tensilica LX6 | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 16 | 13 | 3 | 2 + Qwiic Connector | 3 |
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The SparkFun ESP32-S2 WROOM Thing Plus is a highly integrated, Feather-form-factor development board equipped with the 2.4 GHz WiFi SoC.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi | 240 MHz | 4MB embedded SPI | 320kB SRAM | USB-C USB | Xtensa® Single-Core 32-bit LX7 | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 8 | 16 | 2 | 2 + Qwiic Connector | 4 |
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The IoT RedBoard is an ESP32 WROOM-equipped development board that has everything you need from an Arduino Uno, plus extra perks like USB-C, Qwiic, and more.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth v4.2 & LE | 240 MHz | 16MB | 520kB | USB-C, Qwiic | ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 | Arduino R3 |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 6 | 6 | 1 | 1 + Qwiic Connector | 1 |
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The IoT RedBoard is an ESP32 WROOM-equipped development board with everything you need to start programming in Python or MicroPython, with extra perks like USB-C, Qwiic, and more.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth v4.2 & LE | 240 MHz | 16MB | 520kB | USB-C, Qwiic | ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 | Arduino R3 |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 6 | 6 | 1 | 1 + Qwiic Connector | 1 |
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The SparkFun ESP32-S3 Thing Plus adds a powerful and versatile IoT development platform to the Feather-footprint Thing Plus line.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 2.4GHz WiFi 6 and Bluetooth® 5 LE | 240 MHz | 4MB | 2MB PSRAM | USB-C, Qwiic | Xtensa® Dual-Core 32-bit LX7 | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 8 | 17 | 3 | 2 + Qwiic Connector | 4 |
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This board brings the power of the well-known ESP32-S3 with full support for the Arduino ecosystem. A version with pre-soldered headers is also available.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| Wi-Fi® and Bluetooth® Low Energy | 240 MHz | 16MB (external) | 512kB | USB-C | Xtensa® Dual-Core 32-bit LX7 | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 5 | 8 | 2x | 1x | 1 |
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The SparkFun DataLogger IoT comes preprogrammed to automatically log movement, GPS, and various pressure, humidity, and distance sensors.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth LE | 2.4 GHz | 16MB (microSD & Cloud options available) | 520kB | USB-C, Qwiic | ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 | Datalogger |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 0 | 3 | 2 | 2 + Qwiic Connector | 3 |
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The SparkFun DataLogger IoT - 9DoF comes preprogrammed to automatically log IMU, GPS, and various pressure, humidity, and distance sensors.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth LE | 2.4 GHz | 16MB (microSD & Cloud options available) | 520kB | USB-C, Qwiic | ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 | Datalogger |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 0 | 3 | 2 | 2 + Qwiic Connector | 3 |
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The SparkFun IoT Brushless Motor Driver is a powerful, WiFi & BLE-capable motor driver that can control any 3-phase BLDC motor, including the one on board.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth LE | 2.4 GHz | 16MB | 520kB | USB-C, Qwiic | ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 | IoT Brushless Motor Driver |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 16 | 13 | 3 | 2 + Qwiic Connector | 3 |
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SparkFun MicroMod WiFi Function Board - ESP32
Special Price Current price: $5.50 Regular Price Original price: $14.95In stock
The SparkFun MicroMod ESP32 Function Board adds wireless options to MicroMod Processor Boards that lack that capability.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth LE | 240 MHz | 16MB | 520kB | USB-C, M.2 | Xtensa® dual-core 32-bit LX6 | MicroMod Function Board |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| N/A | N/A | 2 | 2 | N/A |
Quite possibly our best use of the ESP32 to date!
Automatically scan, detect, configure, and log various sensors plugged into the board. The data from sensors can then be sent to your choice of IoT platform. All with no coding required!
ESP32-PICO-MINI
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Easily build a custom, wirelessly-connected scale. The OpenScale IoT features an ESP32-PICO-MINI for Bluetooth configuration and WiFi data streaming with any standard load cell.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth Low Energy (BLE) | 240 MHz | 8MB SPI | 520KB SRAM, 16KB in RTC, 2MB PSRAM | USB-C, Qwiic, Standard Serial Port Broken Out to PTHs | ESP32-PICO-V3-02 embedded, Xtensa® dual-core 32-bit LX6 | OpenScale |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| N/A | N/A | 2 | Qwiic Connector | N/A |
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The SparkFun Postcard is a compact dev board for high-precision PNT needs that combines the Quectel LG290P GNSS RTK with an Espressif ESP32-PICO-MINI-02.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth Low Energy (BLE), Quad-Band GNSS | 240 MHz | 8MB SPI | 520KB SRAM, 16KB in RTC, 2MB PSRAM | USB-C, SMA, Qwiic | ESP32-PICO-V3-02 embedded, Xtensa® dual-core 32-bit LX6 | RTK Postcard |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 2 | N/A | 3 | 1 + Qwiic Connector | 1 |
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The SparkFun BlueSMiRF v2 uses Bluetooth® to transform your serial connection into a wireless link.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Serial Bluetooth Point-to-Point, Bluetooth Low Energy (BLE), Serial Port Profile (SPP) | 240 MHz | 8MB | 520KB for data and instructions, 16KB in RTC, 2MB PSRAM | Standard Serial Port Broken Out to PTHs | ESP32-PICO-V3-02 embedded, Xtensa dual-core 32-bit LX6 | BlueSMiRF |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| N/A | N/A | 3 | N/A | 6 |
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The SparkFun BlueSMiRF v2 with headers uses Bluetooth® to transform your serial connection into a wireless link.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Serial Bluetooth Point-to-Point, Bluetooth Low Energy (BLE), Serial Port Profile (SPP) | 240 MHz | 8MB | 520KB for data and instructions, 16KB in RTC, 2MB PSRAM | Standard Serial Port with Built-in Right Angle Male Headers | ESP32-PICO-V3-02 embedded, Xtensa dual-core 32-bit LX6 | BlueSMiRF |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| N/A | N/A | 3 | N/A | 6 |
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Transmit serial data wirelessly via Bluetooth® at up to 921600bps using a JST-GH connector for direct compatibility with high-precision GNSS boards and telemetry radios.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Serial Bluetooth Point-to-Point, Bluetooth Low Energy (BLE), Serial Port Profile (SPP) | 240 MHz | 8MB | 520KB for data and instructions, 16KB in RTC, 2MB PSRAM | JST-GH | ESP32-PICO-V3-02 embedded, Xtensa dual-core 32-bit LX6 | BlueSMiRF |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| N/A | N/A | 3 | N/A | 6 |
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Say hello to the next generation of Pro Mini boards - the SparkFun ESP32 Qwiic Pro Mini houses the powerful ESP32 Pico Mini from Espressif.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth V4.2 BR/EDR and Bluetooth LE | 240 MHz | 8MB | 520KB for data and instructions, 16KB in RTC, 2MB PSRAM | Qwiic | ESP32-PICO-V3-02 embedded, Xtensa dual-core 32-bit LX6 | Pro Mini |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 0 | 5 | 3 | Qwiic Connector | 6 |
ESP32-Cx
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The SparkFun ESP32-C6 Pocket Dev Board is built around a RISC-V single-core processor with 4 MB flash memory in a 1"x1" Qwiic Standard Footprint!
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| WiFi 6, Bluetooth 5 LE, Zigbee & Thread (802.15.4), Matter | 2.4 GHz | 4MB | 512kB (HP), 16kB (LP) | USB-C, Qwiic | 32-bit RISC-V Single-Core |
| Flash | PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|---|
| 32 kB | 6 | 8 | 1 | 1 + Qwiic Connector | 1 |
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Control your IoT projects with the ESP32-C6. This Feather-compatible board features a RISC-V processor, WiFi 6, Bluetooth 5, Zigbee, and Thread connectivity.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| WiFi 6, Bluetooth 5 LE, Zigbee & Thread (802.15.4), Matter | 2.4 GHz | 16MB | 512kB (HP), 16kB (LP) | USB-C, Qwiic | 32-bit RISC-V Single-Core | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 1 | 7 | 3 | 1 + Qwiic Connector | 1 |
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Break into the 5GHz spectrum with this Feather-compatible board featuring the ESP32-C5 with Dual-Band WiFi 6, Bluetooth 5, 8MB Flash, and 8MB PSRAM.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| WiFi 6, Bluetooth® 5 LE, Zigbee & Thread, Matter | 2.4 GHz & 5 GHz | 8MB | 8MB | USB-C, Qwiic | 32-bit RISC-V Single-Core | Thing+ |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 1 | 7 | 3 | 1 + Qwiic Connector | 1 |
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This SparkFun Pro Micro crams the powerful ESP32-C3, a single-core RISC-V powerhouse with 400KB of SRAM, into a compact 1.3in. x 0.7in. board.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth LE: Bluetooth 5, Bluetooth mesh | 160 MHz | 4MB | 400KB (16 KB for cache), 8KB in RTC | USB-C, Qwiic | ESP32-C3FH4 embedded, 32-bit RISC-V single-core | Pro Micro |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 6 | 8 | 1 | 1 + Qwiic Connector | 1 |
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The ESP32-C3 Mini Development Board is an entry-level development board based on ESP32-C3-MINI-1, a module named for its small size.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, Bluetooth LE: Bluetooth 5, Bluetooth mesh | 160 MHz | 4MB | 400KB (16 KB for cache), 8KB in RTC | microB USB | 32-bit RISC-V single-core | N/A |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 1 | 2 | 2 | 1 | 3 |
Legacy Espressif Products:
ESP8266
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The SparkFun ESP8266 Thing is a breakout and development board for the ESP8266 WiFi SoC – a leading platform for IoT or WiFi-related projects!
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, WiFi Direct (P2P) soft AP | 80 MHz | 4Mb | N/A | microB USB | Low-Power 32-bit CPU | Thing |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 0 | 1 | 2 | 2 | 3 |
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-
Out of stockSparkFun ESP8266 Thing - Dev Board
The SparkFun ESP8266 Thing Dev Board is a development board designed solely for the ESP8266, with an integrated FTDI USB-to-Serial chip. A version with headers is also available.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, WiFi Direct (P2P) soft AP | 80 MHz | 4Mb | N/A | microB USB | Low-Power 32-bit CPU | Thing |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 11 | 1 | 2 | 2 | 1 |
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The SparkFun ESP8266 WiFi Shield is an Arduino-compatible shield for the ESP8266 WiFi SoC – a leading platform for IoT or WiFi-related projects.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, WiFi Direct (P2P) soft AP | 80 MHz | 4Mb | N/A | N/A | Low-Power 32-bit CPU | Arduino R3 Shield |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 0 | 6 | 6 - SW-HW Switch | 2 | 4 |
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The SparkFun WiFi IR Blaster is designed to connect all of those old, legacy IR-controlled devices to a WiFi network, exposing them to IoT capabilities!
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, WiFi Direct (P2P) soft AP | 80 MHz | 4Mb | N/A | N/A | Low-Power 32-bit CPU | N/A |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| 0 | 1 | 2 | 0 | N/A |
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The ESP8266 WiFi Module is a self-contained SOC with an integrated TCP/IP protocol stack that can give any microcontroller access to your WiFi network.
| Wireless | Frequency | Flash | SRAM | Connector | Processor | Footprint |
|---|---|---|---|---|---|---|
| 802.11 b/g/n WiFi, WiFi Direct (P2P) soft AP | 80 MHz | 4Mb | N/A | 2x4-pin Header | Low-Power 32-bit CPU | N/A |
| PWM | Analog Inputs | UART | I2C | SPI |
|---|---|---|---|---|
| N/A | 0 | 2 | 1 | 2 |
Other Espressif Products
Find the perfect Espressif module or accessory to match your project needs, from entry-level options to industry-leading powerhouses.
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ESP32 WROOM MCU Module - 8MB (Dual Antenna)
Special Price Current price: $2.44 Regular Price Original price: $4.50In stock
SparkFun RTK Surveyors
All our surveyors pack an ESP32 WROOM module, delivering WiFi, Bluetooth, and the processing muscle for centimeter-level precision, right out of the box. Explore, map, and measure with confidence, powered by the industry's leading GNSS technologies.
