Patrik Spanel

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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

ChemTxt v.1.2

Components > Science > Packs

By Patrik Spanel.

Freeware + source 19 Apr 2005


A collection of components to display chemical formula and equations with automatically placed subscripts and superscripts. The procedure ChemTextOut draws onto any Canvas (user drawn lists and grids). The components are TChemLabel and TDBChemText.


  • Status: Fully functional
  • Source: Included
  • Size: 1kB

Platforms: D2005, D7

Scientifc Instrument Hardware real time Interface v.1.0

Components > System > Other Hardware

By Patrik Spanel.

Freeware + source 28 Feb 2002


Free component for real time access to a hardware interface containing digital ports and analog inputs and outputs via digital-to-analog and analog-to-digital converters. Full source is included for educational purposes. Works with the range of PC cards from using the VXD for interrupt time processing.


  • Status: Fully functional
  • Source: Included
  • Size: 36kB

Platforms: D3, D4, D5

SciZipFile.pas v.1.4

Components > Data Compress > Standard

By Patrik Spanel.

Freeware + source 29 Jun 2009


Source code for a unit SciZipFile that adds support for file handling to Delphi 7, 2007, 2009.

Simple compression and extraction of files. All in a single 16kB pas file.

Written from scratch using InfoZip PKZip file specification application note.

Uses the Borland zlib unit (obj) included with Delphi versions 6 to 2009.


  • In memory ZIP file handling.
  • Dynamic processing of zip streams (http download without intermediate files...)
  • No dll required.
  • Very fast, on-the-flight decoding and encoding possible
Updated to compile in Delphi 2009.


  • Status: Fully functional
  • Source: Included
  • Size: 56kB

Platforms: D2005, D2006, D2007, D2009, D6, D7