Publisher

GNU Project

3 articles and 109 catalog rows, each traced to the vendor’s own documents.

Operating Systems

3Articles·2Programs·23Rules·61Evidence·23Sources

Encyclopedia Articles

GNU Project licensingCited · Edited 2026-09-27

GNU GPL, LGPL and AGPL obligationsCited · Edited 2026-09-27

GNU toolchain and C library licensingCited · Edited 2026-09-27

Programs

Free Software Service DirectorySupport FSF licensing answers for proprietary software developmentSupport

Rules

"Or any later version" lets the recipient choose the version; GPLv2-only and GPLv3 are incompatibleUse rights Aggregation with separate programs does not extend the GPL to themUse rights Contributors grant a royalty-free patent license (GPL-3.0 §11)Use rights Copies may be sold, but no fee may be imposed for exercising licensed rightsCommercial Core GNU packages are licensed GPL-3.0-or-laterUse rights Corresponding Source must be conveyed with object code (GPL-3.0 §6)Restriction FSF enforces the GPL for FSF-copyrighted GNU packages and seeks compliance, not damagesAudit GCC Runtime Library Exception permits proprietary programs compiled with GCCUse rights

Evidence

AGPL-3.0 §13 Remote Network InteractionQuote Compliance PhilosophyPolicy excerpt Compliance Philosophy (2)Policy excerpt Coreutils README noticeQuote Directory introductionPolicy excerpt Directory introduction (2)Policy excerpt Education & SupportPolicy excerpt GCC RLE 3.1 §1 Grant of Additional PermissionQuote

Sources

Free Software Service DirectoryDirectory Frequently Asked Questions about the GNU LicensesFAQ FSF Licensing & Compliance TeamService description GCC Runtime Library Exception, version 3.1License exception GCC runtime source file header (libgcc/libgcc2.c)Source code notice GCC source file header (gcc/gcc.cc)Source code notice GCC, the GNU Compiler Collection (project site)Product documentation GNU Affero General Public License, version 3License text