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Espressif Developer Portal

“Welcome to the Espressif Systems Developer Portal—your official hub for all good things, such as the ESP32 and more. Explore our extensive collection of articles, workshops, and tutorials to enhance your development journey with the latest tools and insights.”

Upcoming Events
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Espressif DevCon26 - 5th Anniversary Live from Milan

1 min
Event Devcon26
Espressif DevCon 2026 marks its 5th anniversary with its first-ever live event in Milan, Italy, on November 3–4, 2026. The two-day event will feature a global conference livestream covering product launches, AI, connectivity, security, developer tools, and technical sessions, followed by hands-on technical workshops in Milan and China Ecosystem Day in Shanghai. Tickets will be released soon, with limited seats available.

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Featured Articles#

ESP-BIST in Action: A Self-Testing HMI using ESP32-P4

·12 mins
ESP32-P4 Safety Modbus LVGL HMI
ESP-BIST brings IEC 60730 Class B self-test coverage to Espressif SoCs, and this article walks through what that actually means before putting it to work. Using an ESP32-P4-based M5Stack Tab5 as a Modbus HMI for a simulated motor controller, we show how a SoC that can prove its own health is a chip you can trust to draw a “safe” screen without lying about it.

Connect ESP with an iPhone directly using Wi-Fi Aware — the new cross-platform P2P standard

·8 mins
Wi-Fi Aware IOS ESP-IDF ESP-IDF Component P2P How-To Practitioner
iOS 26 brings Wi-Fi Aware™ support on iPhone 12 and later, enabling compatible devices to securely discover, pair, and communicate directly. This requires no Access Point and does not affect iPhone’s network connectivity over Wi-Fi. This article walks through the steps to set up an ESP device and an iPhone so they can pair and connect using Wi-Fi Aware.

Featured Community Articles#

ESP32 Bit Pirate: a multi-protocol workbench built on the ESP32-S3

··6 mins
ESP32 ESP32-C5 Development Board Open Hardware Community Contribution Debugging
ESP32 Bit Pirate turns an ESP32-S3 into a scriptable multi-protocol workbench with more than twenty modes, a web and serial CLI, and dump and sniff tooling. This article walks through the firmware and the two open-hardware companions that extend it: a carrier dock with selectable 1.8 V, 3.3 V and 5 V level translation, and an ESP32-C5 adapter that adds a dual-band radio.

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Workshop Highlights
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Dive into our latest workshops and master the skills you need to maximize the power of the ESP32.


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Recent

Connect ESP with an iPhone directly using Wi-Fi Aware — the new cross-platform P2P standard

·8 mins
Wi-Fi Aware IOS ESP-IDF ESP-IDF Component P2P How-To Practitioner
iOS 26 brings Wi-Fi Aware™ support on iPhone 12 and later, enabling compatible devices to securely discover, pair, and communicate directly. This requires no Access Point and does not affect iPhone’s network connectivity over Wi-Fi. This article walks through the steps to set up an ESP device and an iPhone so they can pair and connect using Wi-Fi Aware.

ESP-BIST in Action: A Self-Testing HMI using ESP32-P4

·12 mins
ESP32-P4 Safety Modbus LVGL HMI
ESP-BIST brings IEC 60730 Class B self-test coverage to Espressif SoCs, and this article walks through what that actually means before putting it to work. Using an ESP32-P4-based M5Stack Tab5 as a Modbus HMI for a simulated motor controller, we show how a SoC that can prove its own health is a chip you can trust to draw a “safe” screen without lying about it.

ESP32 Bit Pirate: a multi-protocol workbench built on the ESP32-S3

··6 mins
ESP32 ESP32-C5 Development Board Open Hardware Community Contribution Debugging
ESP32 Bit Pirate turns an ESP32-S3 into a scriptable multi-protocol workbench with more than twenty modes, a web and serial CLI, and dump and sniff tooling. This article walks through the firmware and the two open-hardware companions that extend it: a carrier dock with selectable 1.8 V, 3.3 V and 5 V level translation, and an ESP32-C5 adapter that adds a dual-band radio.

Open Sourcing ESP RainMaker Neo

·8 mins
Esp Rainmaker Announcement Open Source AWS Matter Cloud
ESP RainMaker Neo is a new implementation of ESP RainMaker in which the entire device-to-cloud-to-app stack, including the cloud backend, is open source under the Apache License 2.0. This article explains what Neo is, why we rebuilt RainMaker on native AWS IoT services, what open source means in practice for your product, and how Neo relates to ESP RainMaker Classic.