Components for viewing, navigating, text extracting and editing PDF files.
uses PDFium open-source PDF rendering engine
available for .NET 4.0 - 4.7
source code included in registered version
royalty free distribution in applications

uses ZBar bar code reader library

supports EAN-13/UPC-A, EAN-8, UPC-E, Code 39, Code 93, Code 128, Codabar, PDF417, GS1 DataBar, GS1 DataBar Expanded, Interleaved 2 of 5 and QR Code barcodes
available for .NET 2 - 4.7
source code included in registered version
royalty free distribution in applications

Article is edited by: iamDeveloper - 6-04-2019, 23:03
Reason: Download link was missing.

Delphi and C++ Builder components for automating Microsoft Excel.
Excel Component Suite is part of Office Component Suite
supports Microsoft Excel 97 - 2013
provides full access to Excel objects
available for Delphi/C++ Builder 5 - 10.3 and Lazarus 1.8.4
source code included in registered version
distributing components in applications is royalty free

Delphi and C++ Builder utilities library.]

available for Delphi/C++ Builder 7 - 10.3 and Lazarus 2.0
source code included in registered version
royalty free distribution in applications

Delphi library for interoperability with Java using Java Native Interface (JNI) and class files (.class).
uses standard Java Native Interface
available for Delphi 5 - 10.3 and Lazarus 2.0
source code included in registered version
royalty free distribution with applications

uses standard Windows XmlLite API
supports Windows 32 and Windows 64
available for Delphi/C++ Builder 7 - 10.3 and Lazarus 1.8.4
source code included in registered version
royalty free distribution in applications

Delphi and C++ Builder components for playing and recording waveform audio.
uses standard Windows Waveform Audio API
supports raw PCM audio data and PCM wav files
supports Delphi/C++ Builder XE7 - 10.3 FireMonkey applications
supports Windows 32/64-bits
source code included in registered version
royalty free distribution in applications

Delphi and C++ Builder components for playing and recording waveform audio.
uses standard Windows Waveform Audio API
supports raw PCM audio data and PCM wav files
available for Delphi/C++ Builder 5 - 10.3 and Lazarus 1.8.4
source code included in registered version
royalty free distribution in applications

IntraWeb supports RAD Studio / Delphi XE2, and in fact is included as a part of RAD Studio / Delphi XE2. If you have RAD Studio / Delphi XE2, you already have IntraWeb XII. RAD Studio 2009, 2010, XE, XE2, XE3, XE4, XE5, XE6, XE7, XE8, 10 Seattle, 10.1 Berlin, Delphi 10.2 Tokyo, Delphi 10.3 Rio.

Delphi PDF library for macOS.
uses PDFKit framework
available for Delphi XE8 - 10.2
source code included in registered version
royalty free distribution in applications