| 3. | Crypto Challenge | | | Free Windows-based software to solve cryptograms from quotations, humorous sayings, and scriptures. Extra cryptograms available for a nominal charge. Includes screen shots. www.cryptochallenge.com |
| 4. | Cryptograms Weekly | | | Weekly puzzles for printing and solving along with the solutions. Also offers a magazine. cryptograms.ca |
| 5. | OneAcross.com - Cryptograms | | | quotations taken from the Linux fortune collection. Also features the ability to send cryptogram-encoded messages via email. www.oneacross.com |
| 6. | Cryptogrammaton | | | A dozen brain-twisting Cryptograms on ancient Greek mythological themes. Solutions listed separately, along with stories about the mythical characters in the puzzle. www.angelfire.com |
| 8. | Puzz.com - Cryptograms | | | Ten cryptograms and solutions taken from famous sayings, adages, and proverbs. www.puzz.com |
| 9. | Edgar Allan Poe Crypto Challenge | | | Historical background, contest details, and solution for the 157 year-old cryptograph which may have been written by Edgar Allan Poe. www.bokler.com |
| 10. | Cryptograms | | | Collection of cryptograms and crypto-groups. www.inmotion-pcs.com |
| 11. | Cryptogram Corner | | | Large collection of cryptograms with browser-based solving tool. www.geocities.com |
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