Free set of components software for windows

The abfComponents product is a base part of the ABF Visual Components Library, contains a set of powerful and easy-to-use common components, lots of classes and procedures.
Product is compatible with all 32-bit versions of Borland Delphi and C++Builder. abfComponents is free for non-commercial usage, you can freely download a full featured version.
If you are planning to use this product in some commercial project you should purchase the source code or purchase a full version of ABF VCL.
Enhancements:
- Major update. Delphi 2005 is supported.

Simple components for Ada 1.9 is a feature-rich and trustworthy library which provides implementations of smart pointers for automatically collected objects (using reference counting); object persistence using ODBC; various containers including maps, stacks, sets, bounded and unbounded arrays; table management tools; text editing tools for I/O of integer and floating-point numbers in any base; OO parsers for infix expressions; storage pools.

Requirements:

• Ada 95 compiler
• GNADE or APQ are optional
• Windows 95/98/Me/NT/2000/XP/2003 Server

Xiph QuickTime Components 0.1.5 provides a powerful tool for all users. Xiph QuickTime Components (XiphQT) is a set of QuickTime and Macintosh OS X plug-ins. Their role is to provide support for Xiph media compression and container formats.
If you are an end user: installing XiphQT components is all you need to start using Xiph-formatted media files in a variety of applications - for example, listening to Ogg/Vorbis files in QuickTime Player or iTunes. The programming interfaces used in XiphQT allow the provided functionality to be available transparently to all media handling applications using QuickTime or OS X component mechanisms.
If you are a programmer, you have built a Macintosh Core Audio or QuickTime-based application and would like to add Xiph formats support: most of the time there is hardly anything you will need to do to add support.

WareSeeker Editor

TAnalogSensor and TStopLightSensor are Delphi components that give an opportunity to display some values as an analog graph or stoplight with "red"/"yellow" levels.
For example, you can control any system parameters and display warnings - like Norton Utilities system agent.
Also included the useful additional properties, methods and events which allow to customize components as you need.

Set Theory Clock is a clock widget that will make use of the principle of set theory to depict the time.