Windows 10 App URLs

Cortana - https://www.microsoft.com/store/productId/9nffx4szz23l
Desktop App Installer - https://www.microsoft.com/store/productId/9NBLGGH4NNS1
Weather - https://www.microsoft.com/store/productId/9wzdncrfj3q2
Get Help - https://www.microsoft.com/store/productId/9PKDZBMV1H3T
Get Started - https://www.microsoft.com/store/productId/9WZDNCRDTBJJ
HEIF Extension - https://www.microsoft.com/store/productId/9PMMSR1CGPWG
3D Viewer - https://www.microsoft.com/store/productId/9NBLGGH42THS
Office HUB - https://www.microsoft.com/store/productId/9WZDNCRD29V9
Solitaire Collection - https://www.microsoft.com/store/productId/9WZDNCRFHWD2
Sticky Notes - https://www.microsoft.com/store/productId/9NBLGGH4QGHW
Mixed Reality - https://www.microsoft.com/store/productId/9NG1H8B3ZC7M
3D Paint - https://www.microsoft.com/store/productId/9NBLGGH5FV99
OneNote - https://www.microsoft.com/store/productId/9WZDNCRFHVJL
People - https://www.microsoft.com/store/productId/9NBLGGH10PG8
Screen Sketch - https://www.microsoft.com/store/productId/9MZ95KL8MR0L
Skype - https://www.microsoft.com/store/productId/9WZDNCRFJ364
VP9 Extension - https://www.microsoft.com/store/productId/9N4D0MSMP0PT
Web Media Extensions - https://www.microsoft.com/store/productId/9N5TDP8VCMHS
WebP Extension - https://www.microsoft.com/store/productId/9PG2DK419DRG
Photos - https://www.microsoft.com/store/productId/9WZDNCRFJBH4
Alarms - https://www.microsoft.com/store/productId/9WZDNCRFJ3PR
Calculator - https://www.microsoft.com/store/productId/9WZDNCRFHVN5
Camera - https://www.microsoft.com/store/productId/9WZDNCRFJBBG
Mail & Calendar - https://www.microsoft.com/store/productId/9WZDNCRFHVQM
Feedback Hub - https://www.microsoft.com/store/productId/9NBLGGH4R32N
Maps - https://www.microsoft.com/store/productId/9WZDNCRDTBVB
Sound Recorder - https://www.microsoft.com/store/productId/9WZDNCRFHWKN
Xbox TCUI - https://www.microsoft.com/store/productId/9NKNC0LD5NN6
Xbox App (Console Companion) - https://www.microsoft.com/store/productId/9WZDNCRFJBD8
Xbox Game Overlay (DVR Plugin) - https://www.microsoft.com/store/productId/9NBLGGH537C2
Xbox Gaming Overlay (Game Bar) - https://www.microsoft.com/store/productId/9NZKPSTSNW4P
Xbox Identity Provider - https://www.microsoft.com/store/productId/9WZDNCRD1HKW
My Phone - https://www.microsoft.com/store/productId/9NMPJ99VJBWV
Groove Music - https://www.microsoft.com/store/productId/9WZDNCRFJ3PT
Movies & TV - https://www.microsoft.com/store/productId/9WZDNCRFJ3P2

To open MSStore to install apps listed above use ID from URL:
Example, if I want to open the Store app to install 3D Viewer, use the Windows+R keyboard combination and paste:
ms-windows-store://pdp/?ProductId=9NBLGGH42THS