RAD Studio

Python for Delphi (P4D) is a set of free components that wrap up the Python DLL into Delphi. They let you easily execute Python scripts, create new Python modules and new Python types. You can create Python extensions as DLLs and much more.

Simple DirectMedia Layer is a cross-platform development library designed to provide low level access to audio, keyboard, mouse, joystick, and graphics hardware via OpenGL and Direct3D. It is used by video playback software, emulators, and popular games including Valve's award winning catalog and many Humble Bundle games.

IPWorks is a comprehensive framework of easy-to-use components for Internet development, including FTP, HTTP, SMTP, POP, IMAP, LDAP, DNS, SMS, SOAP, etc.

TinyXML-2 is a simple, small, efficient, C++ XML parser that can be easily integrated into other programs.

This is Expat, a C library for parsing XML, started by James Clark in 1997. Expat is a stream-oriented XML parser. This means that you register handlers with the parser before starting the parse. These handlers are called when the parser discovers the associated structures in the document being parsed. A start tag is an example of the kind of structures for which you may register handlers.

Cryptography library containing hash algorithms, a cryptographic pseudo random number generator and CRC and format conversion classes along with demo projects and extensive documentation.

TsiLang Components Suite includes a number of highly professional, easy-to-use VCL components, wizards and tools for building multi-language and localized applications under RAD Studio, Delphi and C++Builder for Windows, Android, iOS and OSX platforms.

GLibWMI is a Delphi library of components, focused on the Administration of Windows Systems. They are based on Windows WMI (Windows Management Instrumentation).

VCL Scheduling Agent is a VCL wrapper for Microsoft Task Scheduler API. Component and classes will enable your Delphi or C++ Builder application to perform all actions in Task Scheduler using easy-to-use properties and methods.

OptiVec is a high-performance vector and matrix library for Delphi and C++Builder, covering math, statistics, signal processing, curve fitting, linear systems, vector and matrix algebra, graphics...