Box Designs
Designs tagged programming
         are valid comments in some programming language, including boxes which are valid comments. Anything tagged comment would also be tagged programming.
ada-box
---------------
--           --
--           --
---------------
    Artwork is public domain, coded for boxes by Neil Bird
ada-cmt
--
-- regular Ada
-- comments
--
    Artwork is public domain, coded for boxes by Neil Bird
c
/*************/
/*           */
/*           */
/*************/
    Artwork is public domain
c-cmt
/*                               */
/*     regular C language        */
/*     comments                  */
/*                               */
    Artwork is public domain
c-cmt2
/*
 *  regular C language
 *  comments
 */
    Artwork is public domain
cc
/****************
 *              *
 *              *
 ****************/
    Artwork is public domain, coded for boxes by Bas van Gils
f90-box
!!!!!!!!!!!!!
!           !
!           !
!!!!!!!!!!!!!
    Artwork is public domain, coded for boxes by Matt Thompson
f90-cmt
!
!  regular comments used in Fortran 90+
!
    Artwork is public domain, coded for boxes by Matt Thompson
headline
/*************/
/*           */
/*           */
/*************/
    Artwork and boxes config by Thomas Jensen
html
<!-- - - - - - - - - - - -->
<!--                     -->
<!--                     -->
<!--                     -->
<!-- - - - - - - - - - - -->
    Artwork is public domain
html-cmt
<!--                                     -->
<!-- regular comments used in HTML files -->
<!--                                     -->
    Artwork is public domain
java-cmt
//
// regular Java
// comments
//
    Artwork is public domain
javadoc
/**
 *  Javadoc Comments
 *
 */
    Artwork is public domain, coded for boxes by Ted Berg
jstone
/*----------------+
 | toast is yummy |
 +----------------*/
    Artwork by schallee_@_darkmist.net, coded for boxes by Ed Schaller
lisp-cmt
;;
;;  regular comments used in Lisp
;;
    Artwork is public domain, coded for boxes by Vijay Lakshminarayanan
peek
/*       _\|/_
         (o o)
 +----oOO-{_}-OOo---------------------+
 |                                    |
 | C function headers?                |
 |                                    |
 |                                    |
 +-----------------------------------*/
    Artwork by (unknown artist)
pound-cmt
#
#  regular comments used in Perl, Shell scripts, etc.
#
    Artwork is public domain
right
This can be used for marking code changes with your initials
(I don't like it, but some people work this way):
for (j=0; j<blank_count; ++j)        /* XX */
    fprintf (opt.outfile, "\n");     /* XX */
blank_count = 0;                     /* XX */
    Artwork and boxes config by Thomas Jensen
shell
#############
#           #
#           #
#############
    Artwork is public domain
tex-box
%=============%
% TeX is love %
% Tex is life %
%=============%
    Artwork is public domain, coded for boxes by Nic H
tex-cmt
%
% regular TeX/LaTeX
% comments
%
    Artwork is public domain, coded for boxes by Nic H
underline
// Bla, foo bar!
// ~~~~~~~~~~~~~
    Artwork and boxes config by Elmar Loos
vim-box
"""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Header seperator on your vim config's file (.vimrc) "
"""""""""""""""""""""""""""""""""""""""""""""""""""""""
    Artwork is public domain, coded for boxes by Ricky Anderson
vim-cmt
"
" comments used in the vim editor's config file (.vimrc)
"
    Artwork by Bram Moolenaar
Where the coder of the boxes config is not explicitly listed it is "Thomas Jensen".