Software

CAL2K Pop-Up Perpetual Calendar for MS-DOS

Still using MS-DOS on a computer somewhere and need a small, pop-up perpetual calendar? Get CAL2K free! It's an 11 KB self-extracting archive called cal2k51.exe. After downloading it, just run it to extract cal2k.com (the program) and cal2k51.txt (the documentation). Run cal2k.com from a DOS prompt to load and use the calendar.

Version 5.1, completely accurate from January 1583 through December 9999, and fully functional under all Microsoft^® operating systems from DOS 2.11 through Windows XP.

CAL2K Screen Shot--Click to download CAL2K

For all IBM^®-compatible PCs plus the Tandy^® 2000
Uses only 4K of memory
Good from 1583-9999 A. D.
Change months with left & right cursor keys
Change years with up & down cursor keys
Jump instantly to any year just by typing its 4 digits
Configurable hot-key can be changed on load or afterward
Even pops up in graphics modes
Works in MS-DOS boxes under Windows 3.X, 9X, NT, 2000, and XP