HarmonyOS version history
The version history of the HarmonyOS distributed operating system began with the public release of the HarmonyOS 1.0 for Honor Vision smart TVs on August 9, 2019. The first expanded commercial version of the Embedded, IoT AI, Edge computing based operating system, HarmonyOS 2.0, was released on June 2, 2021, for phones, tablets, smartwatches, smart speakers, routers, and internet of things. Beforehand, DevEco Studio, the HarmonyOS app development IDE, was released in September 2020 together with the HarmonyOS 2.0 Beta. HarmonyOS is developed by Huawei. New major releases are announced at the Huawei Developers Conference (HDC) in the every end of second quarter of each year together with the first public beta version of the operating system's next major version. The next major stable version is then released every fourth quarter of the following year since HarmonyOS 5. The current third generation HarmonyOS versions evolve from unified OpenHarmony-based HarmonyOS NEXT iterations since HarmonyOS 5 version. The current major version being HarmonyOS 6 which was released on November 25, 2025.