Delphi and C++ Builder optical barcode recognition component.

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, SQ Code and QR Code barcodes
supports Windows 32 and Windows 64
available for Delphi/C++ Builder 5 - 11 and Lazarus 2.0.12
source code included in registered version
royalty free distribution in applications

TransLT SDK is offered free of charge for software developers wishing to create applications that take advantage of the coordinates transformations capabilities of TransLT.

Java Database Connectivity (JDBC) library for Android.

JDBC drivers for H2, Microsoft SQL, Sybase SQL and PostgreSQL databases
Available for Delphi/C++ Builder 10 - 11
Source code included in registered version
Royalty free distribution in applications

Skia is a great open source library for drawing 2D Text, Geometries, Images, focused on accurate, high quality and high performance rendering, which provides common APIs that work across a variety of hardware and software platforms.

JVCL is a library of over 600 Delphi visual and non-visual Delphi/C++Builder components. It supports Delphi/C++Builder 6 and newer.

The library is built upon code donated from the JEDI community. It is reformatted to achieve a common look-and-feel, tested and merged into the library. The library is grouped into several packages. It is released to the public under the terms of the Mozilla Public License (MPL) and as such can be freely used in both freeware/shareware, opensource and commercial projects. The entire JEDI Visual Component Library is distributed under the terms of the Mozilla Public License (MPL).

The JEDI Code Library (JCL) consists of a set of thoroughly tested and fully documented utility functions
and non-visual classes which can be instantly reused in your Delphi and C++ Builder projects.

Delphi and C++ Builder components for displaying and manipulating data
using ADO (ActiveX Data Objects).

Uses Microsoft ADO library
Provides direct access to ADO, ADOX and JRO objects
Contains ADO Component Suite
Contains ADOX Component Suite
Contains JRO Component Suite
Contains ADO Recordset Binding
Compatible with TDataSet components
Available for Delphi/C++ Builder 5 - 10.4 and Lazarus 2.0.8
Source code included in Professional version
Distributing components in applications is royalty free

Delphi and C++ Builder communication library for FTDI FT311D and FT312D devices for Android.

Features

Supports the complete FT311D/FT312D functionality
No special root access privileges needed
Available for Delphi/C++ Builder 10 - 11
Source code included in registered version
Royalty free distribution in applications

Delphi and C++ Builder serial communication library for USB connected devices for Android.

Features

Uses usb-serial-for-android library
Supports FTDI FT232R, FT232H, FT2232H, FT4232H, FT230X, FT231X, FT234XD; Prolific PL2303;
Silabs CP2102 and all other CP210x; Qinheng CH340, CH341A; CDC/ACM (Arduino Uno) chips
No special root access privileges needed
Available for Delphi/C++ Builder 10 - 11
Source code included in registered version
Royalty free distribution in applications