# Learn About OpenHarmony - [OpenHarmony Project](OpenHarmony-Overview.md) - [Glossary](glossary.md) - OpenHarmony Release Notes - OpenHarmony 3.x Releases - [OpenHarmony v3.2 Beta1 (2022-05-31)](release-notes/OpenHarmony-v3.2-beta1.md) - [OpenHarmony v3.1.1 Release (2022-05-31)](release-notes/OpenHarmony-v3.1.1-release.md) - [OpenHarmony v3.1 Release (2022-03-30)](release-notes/OpenHarmony-v3.1-release.md) - [OpenHarmony v3.1 Beta (2021-12-31)](release-notes/OpenHarmony-v3.1-beta.md) - [OpenHarmony v3.0.3 LTS (2022-04-08)](release-notes/OpenHarmony-v3.0.3-LTS.md) - [OpenHarmony v3.0.2 LTS (2022-03-18)](release-notes/OpenHarmony-v3.0.2-LTS.md) - [OpenHarmony v3.0.1 LTS (2022-01-12)](release-notes/OpenHarmony-v3.0.1-LTS.md) - [OpenHarmony v3.0 LTS (2021-09-30)](release-notes/OpenHarmony-v3.0-LTS.md) - OpenHarmony 2.x Releases - [OpenHarmony v2.2 beta2 (2021-08-04)](release-notes/OpenHarmony-v2.2-beta2.md) - [OpenHarmony 2.0 Canary (2021-06-01)](release-notes/OpenHarmony-2-0-Canary.md) - OpenHarmony 1.x Releases - [OpenHarmony v1.1.4 LTS (2022-02-11)](release-notes/OpenHarmony-v1-1-4-LTS.md) - [OpenHarmony v1.1.3 LTS (2021-09-30)](release-notes/OpenHarmony-v1-1-3-LTS.md) - [OpenHarmony v1.1.2 LTS (2021-08-04)](release-notes/OpenHarmony-v1.1.2-LTS.md) - [OpenHarmony 1.1.1 LTS (2021-06-22)](release-notes/OpenHarmony-1-1-1-LTS.md) - [OpenHarmony 1.1.0 LTS (2021-04-01)](release-notes/OpenHarmony-1-1-0-LTS.md) - [OpenHarmony 1.0 (2020-09-10)](release-notes/OpenHarmony-1-0.md) - API Differences - OpenHarmony 3.2 Beta1 - JS API Differences - [Ability framework](release-notes/api-change/v3.2-beta/js-apidiff-ability.md) - [ArkUI development framework](release-notes/api-change/v3.2-beta/js-apidiff-arkui.md) - [Power management subsystem](release-notes/api-change/v3.2-beta/js-apidiff-battery.md) - [Bundle management framework](release-notes/api-change/v3.2-beta/js-apidiff-bundle.md) - [Communication subsystem](release-notes/api-change/v3.2-beta/js-apidiff-communicate.md) - [DFX subsystem](release-notes/api-change/v3.2-beta/js-apidiff-dfx.md) - [Distributed data management subsystem](release-notes/api-change/v3.2-beta/js-apidiff-distributed-data.md) - [Common event and notification subsystem](release-notes/api-change/v3.2-beta/js-apidiff-event-and-notification.md) - [File management subsystem](release-notes/api-change/v3.2-beta/js-apidiff-file-management.md) - [Globalization subsystem](release-notes/api-change/v3.2-beta/js-apidiff-global.md) - [Startup subsystem](release-notes/api-change/v3.2-beta/js-apidiff-init.md) - [Misc services subsystem](release-notes/api-change/v3.2-beta/js-apidiff-misc.md) - [Multimodal input subsystem](release-notes/api-change/v3.2-beta/js-apidiff-multi-modal-input.md) - [Multimedia subsystem](release-notes/api-change/v3.2-beta/js-apidiff-multimedia.md) - [Distributed scheduler subsystem](release-notes/api-change/v3.2-beta/js-apidiff-resource-scheduler.md) - [DSoftBus subsystem](release-notes/api-change/v3.2-beta/js-apidiff-soft-bus.md) - [Test subsystem](release-notes/api-change/v3.2-beta/js-apidiff-unitest.md) - [Web subsystem](release-notes/api-change/v3.2-beta/js-apidiff-web.md) - [Window manager subsystem](release-notes/api-change/v3.2-beta/js-apidiff-window.md) - [Native API Differences](release-notes/api-change/v3.2-beta/native-apidiff-v3.2-beta.md) - OpenHarmony 3.1 Release - JS API Differences (API Version 8) - [Ability framework](release-notes/api-change/v3.1-Release/js-apidiff-ability.md) - [Accessibility subsystem](release-notes/api-change/v3.1-Release/js-apidiff-accessibility.md) - [Account subsystem](release-notes/api-change/v3.1-Release/js-apidiff-account.md) - [ArkUI development framework](release-notes/api-change/v3.1-Release/js-apidiff-ace.md) - [Power management subsystem](release-notes/api-change/v3.1-Release/js-apidiff-battery.md) - [Bundle management subsystem](release-notes/api-change/v3.1-Release/js-apidiff-bundle.md) - [Communication subsystem](release-notes/api-change/v3.1-Release/js-apidiff-communicate.md) - [Multi-language Runtime subsystem](release-notes/api-change/v3.1-Release/js-apidiff-compiler-and-runtime.md) - [DFX subsystem](release-notes/api-change/v3.1-Release/js-apidiff-dfx.md) - [Distributed data management subsystem](release-notes/api-change/v3.1-Release/js-apidiff-distributed-data.md) - [Distributed hardware subsystem](release-notes/api-change/v3.1-Release/js-apidiff-distributed-hardware.md) - [Common event and notification subsystem](release-notes/api-change/v3.1-Release/js-apidiff-event-and-notification.md) - [File management subsystem](release-notes/api-change/v3.1-Release/js-apidiff-file-management.md) - [Location subsystem](release-notes/api-change/v3.1-Release/js-apidiff-geolocation.md) - [Globalization subsystem](release-notes/api-change/v3.1-Release/js-apidiff-global.md) - [Graphics subsystem](release-notes/api-change/v3.1-Release/js-apidiff-graphic.md) - [Misc services subsystem](release-notes/api-change/v3.1-Release/js-apidiff-misc.md) - [Multimodal input subsystem](release-notes/api-change/v3.1-Release/js-apidiff-multi-modal-input.md) - [Multimedia subsystem](release-notes/api-change/v3.1-Release/js-apidiff-multimedia.md) - [Network management subsystem](release-notes/api-change/v3.1-Release/js-apidiff-network.md) - [Distributed scheduler subsystem](release-notes/api-change/v3.1-Release/js-apidiff-resource-scheduler.md) - [Security subsystem](release-notes/api-change/v3.1-Release/js-apidiff-security.md) - [Pan-sensor subsystem](release-notes/api-change/v3.1-Release/js-apidiff-sensor.md) - [Application framework subsystem](release-notes/api-change/v3.1-Release/js-apidiff-settings.md) - [DSoftBus subsystem](release-notes/api-change/v3.1-Release/js-apidiff-soft-bus.md) - [Telephony subsystem](release-notes/api-change/v3.1-Release/js-apidiff-telephony.md) - [USB subsystem](release-notes/api-change/v3.1-Release/js-apidiff-usb.md) - [User IAM subsystem](release-notes/api-change/v3.1-Release/js-apidiff-user-authentication.md) - [Window manager subsystem](release-notes/api-change/v3.1-Release/js-apidiff-window.md) - [Native API Differences](release-notes/api-change/v3.1-Release/native-apidiff-v3.1-release.md) - Contribution - [How to Contribute](contribute/how-to-contribute.md) - [Code of Conduct](contribute/code-of-conduct.md) - [Code Contribution](contribute/code-contribution.md) - [Contribution Process](contribute/contribution-process.md) - [Auto-Test](readme/test.md) - [Documentation Contribution](contribute/documentation-contribution.md) - [Writing Instructions](contribute/writing-instructions.md) - [Communication in Community](contribute/communication-in-community.md) - [FAQs](contribute/FAQ.md)