Arduino core for the ESP32 family of SoCs
⚡ Executive Summary & Quick Facts
Authoritative Sourcearduino-esp32 is arduino-esp32 is an open-source project written in C++: Arduino core for the ESP32 family of SoCs..
| Repository | espressif/arduino-esp32 ↗ |
|---|---|
| Primary Category | arduino |
| Language & Stack | C++ |
| Software License | LGPL-2.1 |
| Community Traction | ★ 17.6K stars · ⑂ 7.9K forks · #841 globally |
| Maintenance | ● Active (Last commit: Oct 19, 2026) · 92 open issues |
| Target Audience | Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads. |
Star History
Add Live Star History & Verified Badges to README.md
Keep your repository README looking professional and dynamic. As our continuous crawler records new stars, these official SVG badges update in real time with zero maintenance.
Renders your high-resolution star trajectory chart right inside your GitHub README or project docs.
[](https://githubrepo.cloud/repo/espressif/arduino-esp32?utm_source=readme_chart)Compact Shields-style badges for your README header. Shows real-time stars and global ranking.
[](https://githubrepo.cloud/repo/espressif/arduino-esp32?utm_source=readme_badge) [](https://githubrepo.cloud/repo/espressif/arduino-esp32?utm_source=readme_badge) [](https://githubrepo.cloud/repo/espressif/arduino-esp32?utm_source=readme_badge)Momentum
+439
STARS · LAST 30 DAYS
15
PER DAY
#57
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +105 | +439 | +1.4K |
| Per day | 15 | 15 | 15 |
| Forks gained | +40 | +159 | +396 |
arduino-esp32 gained 439 stars in the last 30 days, about 15 a day, and now has 17.6K. It is about 10 years old and has averaged roughly 1.8K stars a year. It ranks #57 among C++ repositories and #841 across all languages on GitHubRepo.
Trending Record
3
DAYS ON TRENDING
#5064
BEST RANK
Oct 19, 2026
FIRST APPEARANCE
Active
STATUS TODAY
arduino-esp32 has maintained a continuous presence across global trending indexes, peaking at #5064. Below is the 30-day activity profile:
💡 Overview
arduino-esp32 is an open-source project written in C++: Arduino core for the ESP32 family of SoCs.
Engineered for speed, consistency, and developer ease, it solves common hurdles in arduino, esp-idf, esp32. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in C++ for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ git clone https://github.com/espressif/arduino-esp32.git
cd arduino-esp32⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C++20 compliant compiler (GCC 11+, Clang 13+, MSVC)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
arduino-esp32 coordinates its core functionality through a modular C++ pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Modern Web Interfaces
Build dynamic, responsive user experiences with component-driven architecture.
Enterprise Design Systems
Standardize design tokens, accessible widgets, and themes across engineering teams.
Interactive Data Dashboards
Render real-time telemetry, user feeds, and analytics with sub-millisecond updates.
Cross-Platform Web Apps
Deploy performant single-page applications optimized for both mobile and desktop browsers.
🚀 Getting Started
Install arduino-esp32 using your package manager: `git clone https://github.com/espressif/arduino-esp32.git`
Initialize your project workspace or configuration file for arduino-esp32.
Import arduino-esp32 into your codebase or invoke it directly from your terminal.
Execute your test suite or run `arduino-esp32 --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
espressif/arduino-esp32 is currently ranked #841 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #836 | apache/brpc | C++ | ★ 17.6K | Compare ↗ |
| #837 | apache/pouchdb | JavaScript | ★ 17.6K | Compare ↗ |
| #837 | caronc/apprise | Python | ★ 17.6K | Compare ↗ |
| #839 | rui314/mold | Rust | ★ 17.6K | Compare ↗ |
| #840 | microsoft/data-formulator | Python | ★ 17.6K | Compare ↗ |
| #841 | espressif/arduino-esp32 This Project | C++ | ★ 17.6K | |
| #842 | bkaradzic/bgfx | C++ | ★ 17.6K | Compare ↗ |
| #843 | leon-ai/leon | TypeScript | ★ 17.6K | Compare ↗ |
| #844 | OpenRA/OpenRA | C# | ★ 17.5K | Compare ↗ |
| #845 | getzola/zola | Rust | ★ 17.5K | Compare ↗ |
| #846 | baomidou/mybatis-plus | Java | ★ 17.5K | Compare ↗ |
Frequently Asked Questions
What does arduino-esp32 do? +
Arduino core for the ESP32 family of SoCs
What language is arduino-esp32 written in? +
The primary language is C++. Topics include: arduino, esp-idf, esp32.
Is arduino-esp32 actively maintained? +
Yes, the last recorded push was on Oct 19, 2026 with 92 open issues being tracked.
How many stars does arduino-esp32 have? +
arduino-esp32 has 17,573 stars and 7,925 forks on GitHub.
How does arduino-esp32 rank among GitHub repositories? +
With 17,573 stars, espressif/arduino-esp32 is ranked #841 globally across all repositories tracked on GitHubRepo and #57 among C++ projects.
What license is arduino-esp32 distributed under? +
The repository reports a LGPL-2.1 license. Always verify the repository LICENSE file for legal terms.
