Hermetic Systems (in business for 20 years) is the developer and publisher of the software shown below. These programs are all hand‑crafted for functionality and ease‑of‑use. They run with all versions of Windows including Windows 10 (and on Macs with an emulator). All of them are free to download (as trial versions).
Click on a program title for further information, or click on a thumbnail image for full‑size, then click the back arrow in your browser to return to this page.
|Hermetic Word Frequency Counter|
|Hermetic Word Frequency Counter Advanced|
|Phrase Frequency Counter Advanced|
|Search Indexed File Hierarchy|
|Search KWIC Concordance|
|Celtic Festivals and Cross Quarter Days|
|Easy Date Converter|
|Eclipses, Moon Phases and Seasons|
|Equinoxes, Solstices and Cross‑Quarter Days|
|Julian‑Gregorian‑Dee Date Calculator|
|Lunar Calendars and Eclipse Finder|