Use OCR.NET component to retrieve text from image, for example from scanned paper document.

uses Tesseract OCR engine and Leptonica image processing library
available for .NET 2 - 4.5
source code included in full version
royalty free distribution in applications

Delphi optical character recognition component for Windows, OS X and Android FireMonkey applications.

Features

Uses Tesseract OCR engine and Leptonica image library
Supports Windows 32, Windows 64, OS X and Android
Available for Delphi/C++ Builder XE2 - 10
Source code included in full version
Royalty free distribution in applications

DIHtmlParser is an advanced HTML parsing and processing suite for Delphi (Embarcadero, CodeGear, Borland). DIHtmlParser reads, extracts information from, and writes HTML, XHTML, and XML.

Full Unicode support (UnicodeString or WideString, depending on Delphi version).
Reads and writes over 70 character sets natively (independent of the OS). More than 150 are supported with the help of DIConverters.
Operates on TStreams, memory buffers or strings.
Returns a single piece of HTML to the application at a time.
Extends easily via the TDIHtmlParserPlugin interface.

AlphaControls - a set of common and some unique components that support skins (AlphaSkins), as well as having some additional features. All skin elements can have their own properties for advanced drawing the gradient, realistic framework, semi-transparent and blurry shadows. Graphics functions produce all the calculations and drawing in real-time. Added property BoundLabel for editing elements. Handled various mouse events, which gives some additional features components. Manager prompts controls the tips in the application and gives them a beautiful view with a lot of settings that can be changed by a special designer. Analogs of standard components provide all the functionality and add a lot of new solutions to improve software quality and their appearance.