1# Application Development 2 3- [Application Development Overview](application-dev-guide.md) 4- About OpenHarmony 5 - [OpenHarmony Project](../OpenHarmony-Overview.md) 6 - [Glossary](../glossary.md) 7 - [Release Notes](../release-notes/Readme.md) 8- [Quick Start](quick-start/Readme-EN.md) 9- Development 10 - Application Framework<!--app-framework--> 11 - [Ability Kit](application-models/Readme-EN.md) 12 - [ArkData](database/Readme-EN.md) 13 - [ArkTS](arkts-utils/Readme-EN.md) 14 - [ArkUI](ui/Readme-EN.md) 15 - [ArkWeb](web/Readme-EN.md) 16 - [Background Tasks Kit](task-management/Readme-EN.md) 17 - [Core File Kit](file-management/Readme-EN.md) 18 - [Form Kit](form/Readme-EN.md) 19 - [IME Kit](inputmethod/Readme-EN.md) 20 - [IPC Kit](ipc/Readme-EN.md) 21 - [Localization Kit](internationalization/Readme-EN.md) 22 - System<!--system--> 23 - Security<!--system-security--> 24 - [Ability Access Control](security/AccessToken/Readme-EN.md) 25 - [Asset Store Kit](security/AssetStoreKit/Readme-EN.md) 26 - [Crypto Architecture Kit](security/CryptoArchitectureKit/Readme-EN.md) 27 - [Data Protection Kit](security/DataProtectionKit/Readme-EN.md) 28 - [Device Certificate Kit](security/DeviceCertificateKit/Readme-EN.md) 29 - [Universal Keystore Kit](security/UniversalKeystoreKit/Readme-EN.md) 30 - [User Authentication Kit](security/UserAuthenticationKit/Readme-EN.md) 31 - Network<!--system-network--> 32 - [Connectivity Kit](connectivity/Readme-EN.md) 33 - [Distributed Service Kit](distributedservice/Readme-EN.md) 34 - [Network Kit](network/Readme-EN.md) 35 - [Telephony Kit](telephony/Readme-EN.md) 36 - Basic Functions<!--system-basicfun--> 37 - [Basics Service Kit](basic-services/Readme-EN.md) 38 - [Function Flow Runtime Kit](ffrt/Readme-EN.md) 39 - [Input Kit](device/input/Readme-EN.md) 40 - [MDM Kit](mdm/Readme-EN.md) 41 - Hardware<!--system-hardware--> 42 - [Driver Development Kit](device/driver/Readme-EN.md) 43 - [Multimodal Awareness Kit](device/stationary/Readme-EN.md) 44 - [Sensor Service Kit](device/sensor/Readme-EN.md) 45 - Debugging Tools<!--system-debug-optimize--> 46 - [Performance Analysis Kit](dfx/Readme-EN.md) 47 - [Test Kit](application-test/Readme-EN.md) 48 - [Debugging Commands](tools/Readme-EN.md) 49 - Media<!--media--> 50 - [Audio Kit](media/audio/Readme-EN.md) 51 - [AVCodec Kit](media/avcodec/Readme-EN.md) 52 - [AVSession Kit](media/avsession/Readme-EN.md) 53 - [Camera Kit](media/camera/Readme-EN.md) 54 - [DRM Kit](media/drm/Readme-EN.md) 55 - [Image Kit](media/image/Readme-EN.md) 56 - [Media Kit](media/media/Readme-EN.md) 57 - [Media Library Kit](media/medialibrary/Readme-EN.md) 58 - graphics<!--graphics--> 59 - [ArkGraphics 2D](graphics/Readme-EN.md) 60 - [ArkGraphics 3D](graphics3d/Readme-EN.md) 61 - Applications and Services<!--gapp-service--> 62 - [Ads Kit](ads-service/Readme-EN.md) 63 - [Calendar Kit](calendarmanager/Readme-EN.md) 64 - [Contacts Kit](contacts/Readme-EN.md) 65 - [Location Kit](device/location/Readme-EN.md) 66 - [Notification Kit](notification/Readme-EN.md) 67 - AI<!--ai--> 68 - [MindSpore Lite Kit](ai/mindspore/Readme-EN.md) 69 - [Neural Network Runtime Kit](ai/nnrt/Readme-EN.md) 70 - [IDL Specifications and User Guide](IDL/idl-guidelines.md) 71 - [Native APIs](napi/Readme-EN.md) 72- Tools 73 - [DevEco Studio (OpenHarmony) User Guide](https://developer.huawei.com/consumer/en/doc/harmonyos-guides/ide-tools-overview) 74 - [Debugging Tools](tools/Readme-EN.md) 75- Hands-On Tutorials 76 - [Samples](https://gitee.com/openharmony/applications_app_samples/blob/master/README.md) 77 - [Codelabs](https://gitee.com/openharmony/codelabs/tree/master) 78- [API References](reference/Readme-EN.md) 79- [FAQs](faqs/Readme-EN.md) 80- Contribution 81 - [How to Contribute](../contribute/documentation-contribution.md) 82