is the successor to the programs The Daily Crossword
(a PC-DOS program current from 1992 to 1994)
and Crossword Express
(a program with versions for Windows and Apple Macintosh, current from 1994 to 2009).
It has many features which were not present in the earlier programs, and the following movie goes some way toward showing what those features
are. Click the start triangle which appears at the bottom left of the picture.
If you would like more information on any of the puzzle types referred to in the preceding video, you can use the following table of links.
For each puzzle type, there are two links, one leading to a short video tutorial, and the other to a brief illustrated description of the
functions of Magnum Opus with regard to that type of puzzle:--
Interactive puzzles Online ... New puzzles every day.
The interactive puzzle component of Magnum Opus will from now on be provided by means of HTML5 Web Applications, which are free of the security
issues surrounding Java Applets. All of these Apps include the possibility of creating a printed version of the puzzle. You are invited to
try the following puzzles. (Be sure to read the Help):-
Generate and solve your own Minesweeper puzzles in your choice of four difficulty levels.
Generate and solve your own Sudoku puzzles in your choice of eleven difficulty levels.
The words in each of these puzzles follow a particular theme. When you have completed the solution, there will be a few letters left over
which spell out the theme of the puzzle.
Windows Xp users Please Note!|
These Web Applications use the HTML5 Canvas facility which cannot
be processed by a Windows Xp computer using Internet Explorer. If you would like to make use of these puzzles, you have at least
four options available to you:-
- Access this site using the Firefox browser.
Download Firefox now.
- Access this site using the Chrome browser.
Download Chrome now.
- Update your computer to Windows 7 or Windows 8.
- Upgrade your computer to Apple iMac.
A total of 23 Web Applications are planned, and will be released as they become available. When they are released, they will be able
to be exported from the Magnum Opus Application program which is expected to be updated every four to six weeks.
Why not download your copy of the current Version 20131111 right now?
Magnum Opus is written in the popular Java language which results in two significant advantages:-
- The executable program is distributed as MagnumOpus.jar Such files (having a .jar extension) are distinguished by the fact that
they will run on any computer which has a Java Runtime Environment (JRE) installed. Consequently it will run equally well on Windows and Macintosh
(and of course on Linux and Solaris).
Windows users will probably need to install the Jave Runtime Environment (JRE) on their computer before Magnum Opus
can be used successfully. This software package is available from the
It's free, and only takes a couple of minutes to download and install.
- Java uses Unicode to represent characters, so the program automatically caters for the character set of virtually every language used
in the world today. No need to specify the character set you want to use...Magnum Opus will take care of all such issues
without user intervention.