Delphi and C++ Builder components you can use to add messaging functionality to your applications.

Uses standard Windows SimpleMAPI
Compatible with MS Outlook, Outlook Express and other email clients
Available for Delphi/C++ Builder 5 - 10.4 and Lazarus 2.0.8
Source code is included in registered version
Royalty free distribution

Delphi and C++ Builder library for communicating with HID USB devices.

Uses HIDAPI library
Supports Windows 32/64, macOS 64 and Linux 64
Available for Delphi/C++ XE2 - 10.4
Source code included in registered version
Royalty free distribution in applications

Delphi and C++ Builder library for communicating with HID USB devices.
uses HIDAPI library
supports Windows 32 and Windows 64
available for Delphi/C++ Builder 5 - 10.4 and Lazarus 2.0.8
source code included in registered version
royalty free distribution in applications

Delphi and C++ Builder component for retrieving joystick position and status.

Uses DirectX API
Available for Delphi/C++ Builder 5 - 10.4 and Lazarus 2.0.8
Source code of component is included in registered version
Royalty free distribution

Delphi and C++ Builder component for retrieving joystick position and status.

Uses DirectX API
Supports Delphi/C++ Builder XE7 - 10.4 FireMonkey applications
Supports Windows 32/64-bits
Source code is included in registered version
Royalty free distribution in applications

Delphi and C++ Builder component that allows applications to receive input from the Xbox Controller.

uses Windows XInput API
available for Delphi/C++ Builder 6 - 10.4 and Lazarus 2.0.8
source code of component is included in registered version
royalty free distribution

Component for serial communication for Windows.

Features:

Communication with devices connected to serial port
Easy of use and very powerful
Uses multithreading and overlapping for maximum performance
Supports Delphi/C++ Builder 5 - 10.4 and Lazarus 2.0.8
Source code included in registered version
Royalty free distribution in applications

Delphi component for serial communication for macOS.

Communication with devices connected to serial port
Available for Delphi 10.3 and 10.4
Source code included in registered version
Royalty free distribution in applications

Delphi and C++ Builder FireMonkey serial communication component for Windows.

Features:

Communication with devices connected to serial port
Easy of use and very powerful
Uses multithreading and overlapping for maximum performance
Supports Delphi/C++ Builder XE2 - 10.4 FireMonkey applications
Supports Windows 32/64-bit
Source code included in registered version
Royalty free distribution in applications

Delphi and C++ Builder component for serial communication for Android.

Features:

Communication with devices connected to serial port
Available for Delphi/C++ Builder XE7 - 10.4
Source code included in registered version
Royalty free distribution in applications