BARS & DOTS
All calendar concepts are credited to, and are the cultural heritage of, the Mayan people past and present. We merely follow in their footsteps.
This is an online, web app version of the original Bars And Dots (Copyright 1989-1994, Rev 1.13) program written in MS-DOS by Sid Hollander. It uses a different format than the original program but preserves and expands on the functionality.
This site is also generally under construction as we add new features and frequently reassess accuracy. For best experience, view this site on a laptop / desktop; limited support for smartphones.