# Changelog All notable changes to this component are documented here. This project adheres to [Semantic Versioning](https://semver.org/). ## [3.1.0] - 2026-05 ### Added - Native ESP-IDF port: pure `driver/gpio` + `esp_timer`, IRAM ISR, plain C API. - ESP Component Registry packaging (manifest metadata, examples, LICENSE). ### Notes - Supersedes the Arduino-only line for ESP-IDF projects. ## [3.0.0] - 2026-01 ### Added - ESP32 / ESP8266 (Arduino) support. - Caps / Num / Scroll Lock LED control. ## [2.x] - Multi-platform Arduino library (Uno, Mega, Due, Teensy).