Delphi and C++ Builder optical barcode recognition library.

uses ZXing.Net library
supports UPC-A, UPC-E, EAN-8, EAN-13, Code 39, Code 93, Code 128, Codabar, ITF, RSS-14, RSS-Expanded, QR Code, Data Matrix, Aztec and PDF 417 barcodes
supports Windows 32 and Windows 64
available for Delphi/C++ Builder 7 - 10.3
source code included in registered version
royalty free distribution in applications

AlphaControls - a set of common and some unique components that support skins (AlphaSkins), as well as having some additional features. All skin elements can have their own properties for advanced drawing the gradient, realistic framework, semi-transparent and blurry shadows. Graphics functions produce all the calculations and drawing in real-time. Added property BoundLabel for editing elements. Handled various mouse events, which gives some additional features components. Manager prompts controls the tips in the application and gives them a beautiful view with a lot of settings that can be changed by a special designer. Analogs of standard components provide all the functionality and add a lot of new solutions to improve software quality and their appearance.

Delphi Open XML library for processing .docx, .pptx and .xlsx documents.

FEATURES

Create or modify Word Document .docx files
Create or modify PowerPoint Presentation .pptx files
Create or modify Excel Workbook .xlsx files
Microsoft Office installation is not required
Uses Microsoft Open XML SDK 2.9
Requires Microsoft .NET Framework 4.0 or higher
Supports Windows 32 and Windows 64
Available for Delphi 7 - 10.2
Royalty free distribution in applications

To take advantage of IEVision's functionality you will need to ship ievision.dll (or ievision64.dll for 64 bit executables) with your application.

Digital Signal Processing library for Delphi and C++ Builder
uses General Purpose FFT Package
supports Windows 32 and Windows 64
available for Delphi/C++ Builder 6 - 10.3
source code included in registered version
royalty free distribution in applications

Delphi and C++ Builder components to enable applications interact with FTP, and HTTP/HTTPS protocols to access Internet resources.
FTP, HTTP and HTTPS protocols supported
well suited for accessing REST services
uses standard Windows WinINet API
available for Delphi/C++ Builder XE2 - 10.3
source code included in registered version
royalty free distribution

The Task Canvas window is closed automatically when you close the solution. If you try to close the Task Canvas window manually, the confirmation dialog is displayed. Technically, the Task Canvas window is a document tab and when you, for example, run the Close All Documents command, Visual Studio tries to close the Task Canvas window as well. This dialog prevents such accidental closing. On the other hand, if you frequently open and close the Task Canvas window manually, you may want to disable this confirmation by unchecking the Confirm before closing option. window manually, you may want to disable this confirmation by unchecking the Confirm before closing option.

TTMSFMXGridFilterPanel
Filter panel that extends FMX.TMSGrid component
Automatic column header detection
Prefilled filter operations by type
Multidesign for mobile and desktop environment

jаvascript engine for Delphi.

uses Microsoft ChakraCore jаvascript engine
supports Windows 32 and Windows 64
available for Delphi/C++ Builder 6 - 10.3 and Lazarus 1.8.4
source code included in registered version
distributing library in applications is royalty free

LibXL is a library that can read and write Excel files. It doesn't require Microsoft Excel and .NET framework, combines an easy to use and powerful features. Library can be used to

Generate a new spreadsheet from scratch
Extract data from an existing spreadsheet
Edit an existing spreadsheet