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Free software, sourcecode and tutorials

Welcome to Catch22 - an online resource for Win32 software, sourcecode and tutorials. Please browse the site to see what is on offer!

HexEdit 2.0 - coming soon!

After many years a new version of HexEdit is in sight! This is a brand new, complete re-write of the original HexEdit program from available on this site. Click on the image below for more information.

 

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MVP for Windows SDK

I have been nominated as a Microsoft MVP for Windows SDK, 2006-2007 - thankyou Microsoft!

Featured Software

HexEdit
2002
Hexadecimal file editor for Windows.
WinSpy++
2002
Spy++ replacement with an intuitive user interface.

 

Design and Implementation of a Win32 Text Editor

Part 18 now online!

Brand new tutorial series, covering the design and implementation of Neatpad - a text editor written using pure C/C++ Win32 techniques. The entire range of functionality is covered - text file loading, undo and redo, unicode, user-interface details and memory management techniques.

Part 17 - Piece Chains
12 Sep 2006
Editing text with Piece Chains.
Part 18 - Unicode Text Editing
28 Nov 2006
Editing complex scripts.

Latest Updates

New Win32 Tips&Tricks tutorial now online!

Win32 Tips & Tricks (Part2)

New tutorial now online - part of the Windows NT kernel programming series

Introduction to Device Drivers