Hermetic Systems Software
Ordered by Category
 Hermetic Systems

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Calendar Software
 
 Julian-Gregorian-Dee
Date Calculator
Converts between Julian, Gregorian, Dee and Dee-Cecil dates and does date arithmetic.		 Easy Date Converter
 
Converts dates in various Western calendars and does date arithmetic.		 Easy Date Converter
Advanced Version
Converts dates in various Western calendars, does date arithmetic, and supports a date-processing language.
 Lunar Calendars and
Eclipse Finder
Software to find dates and times of lunar and solar eclipses and lunar phases.		 Chinese Calendrics
 
Chinese calendar date conversion software.		 Equinoxes, Solstices and
Cross-Quarter Days
Software for calculating dates of equinoxes, solstice and Celtic cross-quarter days.
 Mayan Calendrics
 
Converts various kinds of dates in the Maya Calendar.

Cryptography and Security
 
 Cryptosystem ME6
 
For encryption and decryption of single or multiple files in multiple folders.		 Easy Email
Encryption Lite
Windows software for secure email encryption.		 Hermetic Stego
 
A steganography program to hide a data file within multiple BMP image files.
 Data Destroyer
 
Overwrites files so the data cannot be recovered. Can wipe entire hard disk.		 Data Destroyer
Disk Wipe
Wipes free space and all files (except selected files and folders) on a disk.

Website Utilities
 
 Keywords Meta Tag Generator
 
Automatically generates a keywords meta tag for an HTML file.		 Keywords Meta Tag Generator
Advanced Version
Automatically generates keywords meta tags for multiple HTML documents.		 Hermetic Sitemap Builder
 
A program to build both HTML sitemaps and XML Sitemaps.
 Easy HTML
Construction Kit
HTML table creator and converter of text files to HTML tables and documents.

File Backup, Monitoring and Comparing
 
 Modified File Backup
 
Backs up all files in folder and its subfolders, or just new and modified files.		 MD5 File and
Folder Comparator
Compares files and also writes digital signatures.		 MD5 File and
Folder Comparator Lite
Compares single files, and files in folders and subfolders, as to whether they are the same or different.
 Hermetic File Monitor
 
Software to monitor files in a folder and its subfolders to detect changes.

Text File Indexing and Searching
 
 Index Files
Search Words
Indexes multiple files on CD or hard disk so they can be searched for words or an exact phrase.		 Index Files
Search Words Lite
Indexes a single text or text-like file so that it can be searched for words or an exact phrase.

Word and Phrase Counting
 
 Hermetic Word Frequency Counter
 
Counts word frequencies in a file or on the clipboard.		 Hermetic Word Frequency Counter
Advanced Version
Counts frequencies of words and of specified phrases in a single file and in multiple files.

Mathematical Software
 
 Factorizer
 
For factoring integers, finding primes and plotting associated histograms.		 Prime Number Spiral
 
Software for exploring the Prime Number Spiral (a.k.a. the Ulam Spiral).

Graphics File Conversion
 
 Easy Graphics File Converter
 
A program for conversion of BMP, GIF, JPG and PNG graphics files.

Computational Science
 
 Five Cellular Automata
 
Software for exploring five cellular automata: q-state Life and more.

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