The Internet Systems Consortium is
LV: In the old days, ISC also stood for Interative Systems Corp., one of the early commercial Unix vendors. They sold IS/3, based on ATT's System III, with some specialty hardware text terminals for interacting with the system.
The ISC license is (in my words) a modern BSD license. It's also smaller.
In their words: It is functionally equivalent to the 2-clause BSD licence, with language "made unnecessary by the Berne convention" removed.
The license template:
Copyright (c) 4-digit year, Company or Person's Name <E-mail address> Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies. THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.