Alex Demchenko

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Create feature-rich windows applications with many new components and universal dialogs.

  • improved DBGrid
  • new DBRecordView, DBTreeView
  • toolbars and db dialogs to Find, Filter, Sort, Export, Print...
  • StringGrid with columns definition
  • GroupBox with automatic alignment and resizing of owned controls

And many more from $25 to $95 only - click for details!

Author Products

Total 3 products

HashLib! v.1.03

Components > Security > Crypting Other

By Alex Demchenko.

Freeware + source 21 Nov 2002


HashLib! is a fast and flexible library for Delphi and C++ Builder.


  • Implementation of MD2, MD4, MD5, SHA-1, SHA (256, 384, 512), Haval (128, 160, 192, 224, 256), GOST R 34.11-94, Ripe-MD (128, 160), Tiger (128, 160, 192), CRC32, CRC32b, Adler32 hash alogrithms
  • Common and really simple inteface (same API for every algorithm)
  • Low and high level functions (buffers, strings, files)
  • Self-testing routines
  • Small size (SysUtils and other system units are not used), you can Undefine using of specified algs
  • Some functions are rewritten in Assembler
  • Native Delphi code.
Examples both in C++ and Delphi are included.


  • Status: Fully functional
  • Source: Included
  • Size: 183kB

Platforms: CB5, CB6, D5, D6, D7

MathExpression! v.1.0

Components > Science > Expressions

By Alex Demchenko.

Freeware + source 03 Dec 2002


MathExpression! is a free, extandable, easy to use run-time mathematical expression evaluator. It solves expressions like '(5^3-2.7)*2 + cos(5)^2 - (ln(e))^10' (usefull while building graphs).


  • Status: Fully functional
  • Source: Included
  • Size: 11kB

Platforms: D5, D6, D7

TICQClient v.1.21

Components > Internet > Other

By Alex Demchenko.

Freeware + source 27 Aug 2006


Delphi component which implements a part of ICQ v.8 protocol (which is used in ICQ2002a):
  • Logging to server & status changing
  • Managing contact, visible, invisible, ignore lists
  • Retrieving/uploading(without authorization) server side contact lists
  • Receiving files
  • Searching users by UIN, Email, Nick or Random Group
  • 'White Pages'
  • Getting user's short & full info
  • Setting info about yourself
  • Setting webaware/authorization required flags
  • Registering a new UIN/Unregistering the existing UIN
  • Changing the current password
  • Sending/receiving various types of messages and URLs
  • Sending/receiving SMS messages
  • Sending/receiving contacts & contact requests
  • Auto-away messages support
  • Supporting direct connections (messages, urls, auto-away, contacts, file transfers)
  • Importing messages, urls, contacts & owner's info (including password) from ICQ (2000x, 2001x, 2002a) and Miranda-icq 1.2.1
  • Dumping all incoming/outgoing network packets
  • There are not required any external files (dll, ocx, etc)
  • Help in English and Russian languages.


  • Status: Fully functional
  • Source: Included
  • Size: 427kB

Platforms: D2005, D2006, D5, D6, D7