ISC License

SPDX ID: ISCAdded 2026-04-19

SoftwareOSI ApprovedFSF LibreGPLv2 CompatibleGPLv3 CompatiblePermissivetl;drLegal VerifiedReview Tracked

Blue Oak Rating

SilverRobust language, may lack patent terms

License Review Status from OSI

Approved

👤 Harlan Stenn🗓️ First Submitted: 2007-12-19✓ Approved Date: 2008-03-11📅 11 days💬 7 Events🗳️ Board Vote

Latest event👤 Zooko📅 2007-12-30Review

Strongly favors an OSI-approved minimal permissive licence, noting database registration forces choosing "BSD" even when a simpler licence is actually used, and would switch to such an approved licence if one existed.

OSADL Open Source License Checklist

CopyleftNoSource DisclosureNoPatent HintsUnknownOSADL Data Timestamp2026-02-12

Full Text

ISC License: Copyright (c) 2004-2010 by Internet Systems Consortium, Inc. ("ISC") Copyright (c) 1995-2003 by Internet Software Consortium 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 ISC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC 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.