GetItPackages was contents all stuff (commercial) for legit customer license of RAD Studio 10.3 Rio that can be directly get from IDE but unfortunately non-legit users can't get it. So, i provide those official direct links for non-legit user of RAD Studio 10.3 Rio to enjoy it:

PDF Library (Winsoft) 1.4
PDF Library for Android (Winsoft) 1.5
Portable (Winsoft) 1.4
Printing Library for Android (Winsoft) 2.5
SVG Canvas (Winsoft) 1.2
SVG Canvas for FireMonkey (Winsoft) 1.2
TypeLib Import (Winsoft) 1.0
USB library for Android (Winsoft) 1.7
Utils library (Winsoft) 1.6
XML library (Winsoft) 1.3
Zip for Android (Winsoft) 1.9

Do you want to create totally stellar websites? If yes, then consider the HTML Editor your new best friend. Feel empowered with handy tag references, intuitive tools like code completion, website components that update instantly across all pages, live previews, and dozens of other extraordinary tools and features.

Includes more than 1,600 components and frameworks for Windows Forms, WPF, ASP.NET (Web Forms, MVC, Core), UWP, WinUI (Preview), Xamarin, jаvascript, Angular, Blazor, Vue and React.

The Library contains components and classes for Borland Delphi versions 7, 9,
Developer Studio 2006, Delphi 2007, Embarcadero RAD Studio 2009-XE10.4, Lazarus.

Winsoft Component Package - complete set of components and libraries
ADO Component Suite
Adonis Component Suite
ADOX Component Suite
Audio Component Suite
Audio Component Suite for FireMonkey
Authentication for Android
Authentication for iOS
Authentication for macOS
Barcode
Barcode for FireMonkey
Bluetooth Library for Android

A library to help you hash passwords. You can read about bcrypt in Wikipedia as well as in the following article: How To Safely Store A Password

Delphi library for interoperability with Java using Java Native Interface (JNI) and class files (.class).

uses standard Java Native Interface
available for Delphi 5 - 10.4 and Lazarus 2.0.10
source code included in registered version
royalty free distribution with applications

Delphi and C++ Builder Bluetooth library for Android.

Features

Uses Android Bluetooth API
Supports BLE and BT Classic clients
Available for Delphi/C++ Builder 10.1 - 10.4
Source code included in registered version
Royalty free distribution in applications