在 Windows 中有些特殊文件夹或隐藏目录可以用 shell 命令打开。例如系统下载目录，按 Win + R 输入 shell:Downloads 再回车就可以打开。编写程序时也可以用代码调用 shell 命令打开目录，例如用 aardio 可以这样写：

raw.execute("shell:Downloads");

那么 Windows 到底有多少这样的目录呢？！我用 aardio 写了一个小程序从注册表查找并列出这些目录，源代码在「 aardio 范例 > 文件操作 > 特殊路径 > 打开隐藏目录 」可以找到：

在 Windows 10 运行上面的程序，得到的全部目录如下：

shell:ConnectionsFolder

shell:Desktop

shell:Playlists

shell:ProgramFiles

shell:OneDriveCameraRoll

shell:AppsFolder

shell:CommonRingtones

shell:PrintHood

shell:Local Pictures

shell:AppDataFavorites

shell:CD Burning

shell:3D Objects

shell:Common Start Menu Places

shell:SearchHomeFolder

shell:OEM Links

shell:Device Metadata Store

shell:SyncResultsFolder

shell:SyncCenterFolder

shell:MAPIFolder

shell:VideosLibrary

shell:AppMods

shell:RecycleBinFolder

shell:My Video

shell:Downloads

shell:SystemCertificates

shell:Local Downloads

shell:AccountPictures

shell:Roamed Tile Images

shell:Application Shortcuts

shell:OneDrivePictures

shell:Cookies

shell:UserProgramFiles

shell:PrintersFolder

shell:NetworkPlacesFolder

shell:ChangeRemoveProgramsFolder

shell:Local Videos

shell:Recorded Calls

shell:Quick Launch

shell:MyComputerFolder

shell:Start Menu

shell:SearchTemplatesFolder

shell:Administrative Tools

shell:Contacts

shell:DocumentsLibrary

shell:CommonMusic

shell:SavedPictures

shell:OneDrive

shell:CommonVideo

shell:Fonts

shell:InternetFolder

shell:Programs

shell:Common Startup

shell:ThisDeviceFolder

shell:Common Desktop

shell:AppDataProgramData

shell:SyncSetupFolder

shell:Local Documents

shell:Local AppData

shell:CredentialManager

shell:AppDataDesktop

shell:Common Templates

shell:PublicGameTasks

shell:Common Programs

shell:UsersLibrariesFolder

shell:Links

shell:AppDataDocuments

shell:Ringtones

shell:OneDriveMusic

shell:CameraRollLibrary

shell:DpapiKeys

shell:GameTasks

shell:CommonPictures

shell:CommonDownloads

shell:PhotoAlbums

shell:SavedGames

shell:OneDriveDocuments

shell:History

shell:SearchHistoryFolder

shell:ProgramFilesCommonX86

shell:PicturesLibrary

shell:CSCFolder

shell:Roaming Tiles

shell:AddNewProgramsFolder

shell:RecordedTVLibrary

shell:Templates

shell:UsersFilesFolder

shell:Captures

shell:Common Documents

shell:Development Files

shell:MusicLibrary

shell:ThisPCDesktopFolder

shell:Common AppData

shell:Common Administrative Tools

shell:UserProgramFilesCommon

shell:LocalAppDataLow

shell:Searches

shell:Personal

shell:My Pictures

shell:UserProfiles

shell:Public

shell:AppUpdatesFolder

shell:Windows

shell:System

shell:SystemX86

shell:CryptoKeys

shell:SavedPicturesLibrary

shell:NetHood

shell:Profile

shell:Camera Roll

shell:Libraries

shell:PublicLibraries

shell:Favorites

shell:ImplicitAppShortcuts

shell:Startup

shell:HomeGroupCurrentUserFolder

shell:ConflictFolder

shell:LocalizedResourcesDir

shell:Cache

shell:HomeGroupFolder

shell:Screenshots

shell:Recent

shell:ProgramFilesCommon

shell:Common Start Menu

shell:Local Music

shell:ControlPanelFolder

shell:AppData

shell:User Pinned

shell:ProgramFilesX86

shell:Original Images

shell:SendTo

shell:ResourceDir

shell:PublicAccountPictures

shell:My Music

shell:::{00020D75-0000-0000-C000-000000000046}

shell:::{00021400-0000-0000-C000-000000000046} //Desktop

shell:::{018D5C66-4533-4307-9B53-224DE2ED1FE6} //OneDrive

shell:::{025A5937-A6BE-4686-A844-36FE4BEC8B6D} //Power Options

shell:::{031E4825-7B94-4dc3-B131-E946B44C8DD5} //UsersLibraries

shell:::{04731B67-D933-450a-90E6-4ACD2E9408FE} //CLSID_SearchFolder

shell:::{088e3905-0323-4b02-9826-5d99428e115f}

shell:::{0AFACED1-E828-11D1-9187-B532F1E9575D} //Folder Shortcut

shell:::{0C39A5CF-1A7A-40C8-BA74-8900E6DF5FCD}

shell:::{0CD7A5C0-9F37-11CE-AE65-08002B2E1262} //Cabinet Shell Folder

shell:::{0DB7E03F-FC29-4DC6-9020-FF41B59E513A}

shell:::{0DF44EAA-FF21-4412-828E-260A8728E7F1} //Taskbar

shell:::{0E5AAE11-A475-4c5b-AB00-C66DE400274E} //Shell File System Folder

shell:::{11016101-E366-4D22-BC06-4ADA335C892B} //IE History and Feeds Shell Data Source for Windows Search

shell:::{1206F5F1-0569-412C-8FEC-3204630DFB70} //Credential Manager

shell:::{15eae92e-f17a-4431-9f28-805e482dafd4} //Install New Programs

shell:::{17cd9488-1228-4b2f-88ce-4298e93e0966} //Set User Defaults

shell:::{19ADA707-057F-45EF-8985-305FEE233FAB} //WPS云文档

shell:::{1bef2128-2f96-4500-ba7c-098dc0049cb2} //CLSID_DBFolderBoth

shell:::{1CF1260C-4DD0-4ebb-811F-33C572699FDE}

shell:::{1D2680C9-0E2A-469d-B787-065558BC7D43} //Fusion Cache

shell:::{1f3427c8-5c10-4210-aa03-2ee45287d668} //User Pinned

shell:::{1FA9085F-25A2-489B-85D4-86326EEDCD87} //Manage Wireless Networks

shell:::{208D2C60-3AEA-1069-A2D7-08002B30309D} //Network

shell:::{20D04FE0-3AEA-1069-A2D8-08002B30309D} //This PC

shell:::{21EC2020-3AEA-1069-A2DD-08002B30309D} //All Control Panel Items

shell:::{2227A280-3AEA-1069-A2DE-08002B30309D} //Printers

shell:::{22877a6d-37a1-461a-91b0-dbda5aaebc99} //Recent Places Folder

shell:::{241D7C96-F8BF-4F85-B01F-E2B043341A4B} //Workspaces Center

shell:::{24ad3ad4-a569-4530-98e1-ab02f9417aa8}

shell:::{2559a1f0-21d7-11d4-bdaf-00c04f60b9f0} //Search

shell:::{2559a1f2-21d7-11d4-bdaf-00c04f60b9f0} //Windows Security

shell:::{2559a1f3-21d7-11d4-bdaf-00c04f60b9f0} //Run...

shell:::{2559a1f5-21d7-11d4-bdaf-00c04f60b9f0} //E-mail

shell:::{2559a1f7-21d7-11d4-bdaf-00c04f60b9f0} //Set Program Access and Defaults

shell:::{2559a1f8-21d7-11d4-bdaf-00c04f60b9f0}

shell:::{267cf8a9-f4e3-41e6-95b1-af881be130ff} //Location Folder

shell:::{26EE0668-A00A-44D7-9371-BEB064C98683} //Control Panel

shell:::{28803F59-3A75-4058-995F-4EE5503B023C} //Bluetooth Devices

shell:::{289978AC-A101-4341-A817-21EBA7FD046D} //Sync Center Conflict Folder

shell:::{289AF617-1CC3-42A6-926C-E6A863F0E3BA} //DLNA Media Servers Data Source

shell:::{2965e715-eb66-4719-b53f-1672673bbefa} //Results Folder

shell:::{2E9E59C0-B437-4981-A647-9C34B9B90891} //Sync Setup Folder

shell:::{3080F90D-D7AD-11D9-BD98-0000947B0257} //Show Desktop

shell:::{3080F90E-D7AD-11D9-BD98-0000947B0257} //Window Switcher

shell:::{3134ef9c-6b18-4996-ad04-ed5912e00eb5}

shell:::{323CA680-C24D-4099-B94D-446DD2D7249E} //Favorites

shell:::{328B0346-7EAF-4BBE-A479-7CB88A095F5B} //LayoutFolder

shell:::{35786D3C-B075-49b9-88DD-029876E11C01} //Portable Devices

shell:::{374DE290-123F-4565-9164-39C4925E467B}

shell:::{38A98528-6CBF-4CA9-8DC0-B1E1D10F7B1B}

shell:::{3936E9E4-D92C-4EEE-A85A-BC16D5EA0819} //Frequent Places Folder

shell:::{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}

shell:::{3dfdf296-dbec-4fb4-81d1-6a3438bcf4de}

shell:::{3f6bc534-dfa1-4ab4-ae54-ef25a74e0107} //System Restore

shell:::{418c8b64-5463-461d-88e0-75e2afa3c6fa} //Explorer Browser Results Folder

shell:::{4234d49b-0245-4df3-b780-3893943456e1} //Applications

shell:::{4336a54d-038b-4685-ab02-99bb52d3fb8b} //Public Folder

shell:::{437ff9c0-a07f-4fa0-af80-84b6c6440a16} //Command Folder

shell:::{450D8FBA-AD25-11D0-98A8-0800361B1103}

shell:::{4564b25e-30cd-4787-82ba-39e73a750b14} //Recent Items Instance Folder

shell:::{48e7caab-b918-4e58-a94d-505519c795dc} //Start Menu Folder

shell:::{5399E694-6CE5-4D6C-8FCE-1D8870FDCBA0} //Control Panel command object for Start menu and desktop

shell:::{58E3C745-D971-4081-9034-86E34B30836A}

shell:::{59031a47-3f72-44a7-89c5-5595fe6b30ee} //UsersFiles

shell:::{5b934b42-522b-4c34-bbfe-37a3ef7b9c90} //This Device

shell:::{5E5F29CE-E0A8-49D3-AF32-7A7BDC173478} //This PC

shell:::{5ED4F38C-D3FF-4D61-B506-6820320AEBFE} //PC Settings

shell:::{5FCD4425-CA3A-48F4-A57C-B8A75C32ACB1} //WPS网盘

shell:::{60632754-c523-4b62-b45c-4172da012619} //User Accounts

shell:::{63da6ec0-2e98-11cf-8d82-444553540000} //Microsoft FTP Folder

shell:::{645FF040-5081-101B-9F08-00AA002F954E} //Recycle Bin

shell:::{64693913-1c21-4f30-a98f-4e52906d3b56} //CLSID_AppInstanceFolder

shell:::{6785BFAC-9D2D-4be5-B7E2-59937E8FB80A} //Other Users Folder

shell:::{679f85cb-0220-4080-b29b-5540cc05aab6}

shell:::{67CA7650-96E6-4FDD-BB43-A8E774F73A57} //HomeGroup Control Panel

shell:::{6DFD7C5C-2451-11d3-A299-00C04F8EF6AF} //Folder Options

shell:::{7007ACC7-3202-11D1-AAD2-00805FC1270E} //Network Connections

shell:::{71D99464-3B6B-475C-B241-E15883207529} //Sync Results Folder

shell:::{72b36e70-8700-42d6-a7f7-c9ab3323ee51} //Search Connector Folder

shell:::{7A9D77BD-5403-11d2-8785-2E0420524153} //User Accounts

shell:::{7AE6DE87-C956-4B40-9C89-3D166C9841D3} //WPS网盘

shell:::{7b81be6a-ce2b-4676-a29e-eb907a5126c5} //Programs and Features

shell:::{7BD29E00-76C1-11CF-9DD0-00A0C9034933} //Temporary Internet Files

shell:::{7BD29E01-76C1-11CF-9DD0-00A0C9034933} //Temporary Internet Files

shell:::{863aa9fd-42df-457b-8e4d-0de1b8015c60} //Remote Printers

shell:::{871C5380-42A0-1069-A2EA-08002B30309D} //Internet Folder

shell:::{88C6C381-2E85-11D0-94DE-444553540000} //ActiveX Cache Folder

shell:::{896664F7-12E1-490f-8782-C0835AFD98FC} //Libraries delegate folder that appears in Users Files Folder

shell:::{89D83576-6BD1-4c86-9454-BEB04E94C819} //@%systemroot%\system32\mssvp.dll,-110

shell:::{8E908FC9-BECC-40f6-915B-F4CA0E70D03D} //Network and Sharing Center

shell:::{93412589-74D4-4E4E-AD0E-E0CB621440FD} //Font Settings

shell:::{9343812e-1c37-4a49-a12e-4b2d810d956b} //CLSID_SearchHome

shell:::{98F275B4-4FFF-11E0-89E2-7B86DFD72085} //CLSID_StartMenuLauncherProviderFolder

shell:::{992CFFA0-F557-101A-88EC-00DD010CCC48} //Network Connections

shell:::{9a096bb5-9dc3-4d1c-8526-c3cbf991ea4e} //IE RSS Feeds Folder

shell:::{9C60DE1E-E5FC-40f4-A487-460851A8D915} //AutoPlay

shell:::{9C73F5E5-7AE7-4E32-A8E8-8D23B85255BF} //Sync Center Folder

shell:::{9DB7A13C-F208-4981-8353-73CC61AE2783} //Previous Versions

shell:::{a00ee528-ebd9-48b8-944a-8942113d46ac} //CLSID_StartMenuCommandingProviderFolder

shell:::{A0953C92-50DC-43bf-BE83-3742FED03C9C}

shell:::{a3c3d402-e56c-4033-95f7-4885e80b0111} //Previous Versions Results Delegate Folder

shell:::{a5a3563a-5755-4a6f-854e-afa3230b199f} //Library Folder

shell:::{a6482830-08eb-41e2-84c1-73920c2badb9} //Removable Storage Devices

shell:::{A8A91A66-3A7D-4424-8D24-04E180695C7A} //Device Center

shell:::{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}

shell:::{AEE2420F-D50E-405C-8784-363C582BF45A} //DevicePairingFolder Initialization

shell:::{b155bdf8-02f0-451e-9a26-ae317cfd7779} //delegate folder that appears in Computer

shell:::{b2952b16-0e07-4e5a-b993-58c52cb94cae} //CLSID_DBFolder

shell:::{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}

shell:::{B4FB3F98-C1EA-428d-A78A-D1F5659CBA93} //Other Users Folder

shell:::{BB06C0E4-D293-4f75-8A90-CB05B6477EEE} //System

shell:::{BB64F8A7-BEE7-4E1A-AB8D-7D8273F7FDB6} //Security and Maintenance CPL

shell:::{BC48B32F-5910-47F5-8570-5074A8A5636A} //Sync Results Delegate Folder

shell:::{BD7A2E7B-21CB-41b2-A086-B309680C6B7E} //@%systemroot%\system32\mssvp.dll,-112

shell:::{BD84B380-8CA2-1069-AB1D-08000948F534} //Microsoft Windows Font Folder

shell:::{C2B136E2-D50E-405C-8784-363C582BF43E} //DeviceCenter Initialization

shell:::{c57a6066-66a3-4d91-9eb9-41532179f0a5} //AppSuggestedLocations

shell:::{D2035EDF-75CB-4EF1-95A7-410D9EE17170} //DLNA Content Directory Data Source

shell:::{D20EA4E1-3957-11d2-A40B-0C5020524153} //Administrative Tools

shell:::{d3162b92-9365-467a-956b-92703aca08af}

shell:::{d34a6ca6-62c2-4c34-8a7c-14709c1ad938} //Common Places FS Folder

shell:::{D4480A50-BA28-11d1-8E75-00C04FA31A86} //Add Network Place

shell:::{d450a8a1-9568-45c7-9c0e-b4f9fb4537bd} //Installed Updates

shell:::{D555645E-D4F8-4c29-A827-D93C859C4F2A} //Ease of Access

shell:::{daf95313-e44d-46af-be1b-cbacea2c3065} //CLSID_StartMenuProviderFolder

shell:::{DFFACDC5-679F-4156-8947-C5C76BC0B67F} //delegate folder that appears in Users Files Folder

shell:::{e345f35f-9397-435c-8f95-4e922c26259e} //CLSID_StartMenuPathCompleteProviderFolder

shell:::{E413D040-6788-4C22-957E-175D1C513A34} //Sync Center Conflict Delegate Folder

shell:::{E7E4BC40-E76A-11CE-A9BB-00AA004AE837} //Shell DocObject Viewer

shell:::{E88DCCE0-B7B3-11d1-A9F0-00AA0060FA31} //CompressedFolder

shell:::{ed50fc29-b964-48a9-afb3-15ebb9b97f36} //printhood delegate folder

shell:::{ED7BA470-8E54-465E-825C-99712043E01C} //All Tasks

shell:::{EDC978D6-4D53-4b2f-A265-5805674BE568} //StreamBackedFolder

shell:::{F02C1A0D-BE21-4350-88B0-7367FC96EF3C} //Computers and Devices

shell:::{F1390A9A-A3F4-4E5D-9C5F-98F3BD8D935C} //Sync Setup Delegate Folder

shell:::{F3364BA0-65B9-11CE-A9BA-00AA004AE837} //Shell File System Folder

shell:::{F5175861-2688-11d0-9C5E-00AA00A45957} //Subscription Folder

shell:::{F5FB2C77-0E2F-4A16-A381-3E560C68BC83} //Removable Drives

shell:::{f8278c54-a712-415b-b593-b77a2be0dda9} //This Device

shell:::{f86fa3ab-70d2-4fc7-9c99-fcbf05467f3a}

shell:::{f8c2ab3b-17bc-41da-9758-339d7dbf2d88} //Previous Versions Results Folder

shell:::{FC1125BA-C584-4947-8750-D907269E3D11} //爱奇艺热播视频

shell:::{FF393560-C2A7-11CF-BFF4-444553540000} //History