Free Xwing Software

SourGumdrop by Rod Gerstad

Have fun playing Sudoku with SourGumdrop and become an expert. Minimise the effort required to work on puzzles and concentrate on finding solutions. Hints reveal controlled amounts of information. Hint algorithms include: Hidden Singles, Hidden Pairs, Hidden Triples, Locked Candidates, Naked Pairs, Naked Triples, Naked Quads, Xwing, Swordfish and Jellyfish. Select puzzles based on their difficulty. Read and write puzzles.

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SourGumdropK by Rod Gerstad

Enjoy playing Kakuro with SourGumdropK and discover new methods. An interface that lets you concentrate on solving the puzzle. A mouse click will pop-up the possible combinations for any row or column. Hints for fifteen solving methods. Error checking. Undo mechanism. Built-in puzzles. Puzzle input methods (so you can solve external puzzles). Difficulty ratings. Cell and candidate colouring for pattern discovery. Source code included.

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yBook by Spacejock Software

No zooming, panning or scrolling, books are reformatted to fit your chosen font and page size. Direct download of all Gutenberg titles, with index. Free software from the author of the Hal Spacejock series.

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iGo Incognito by Incognito Systems

iGo Incognito - Secure messaging, chat, open forums built on a public key infrastructure and the Advanced Encryption Standard (AES). Only iGo Incognito provides end-to-end encryption of all communication - from your desktop to your friend's. Supports rich text messages (color, fonts, styles), voice messages, text-to-speech, file transfer, offline and online messages, private chats, friend states, open forums and more. Registration is optional.

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