GNU General Public License v3.0

StrongUsed by: GCC, Linux Kernel (dual-licensed with GPL-2.0)

Description

A copyleft license that requires derived works to be distributed under the same license and provides strong user freedoms and protections.

Key Features

  • Strong copyleft
  • Anti-Tivoization clause
  • Patent retaliation
  • Network use transparency

History & Context

Released in 2007 as major update to GPL-2.0. Addresses modern software distribution methods.

Compatibility

LicenseCompatibility
With gplSelf-compatible
With mitGPL-3.0 can incorporate MIT-licensed code
With bsdGPL-3.0 can incorporate BSD-licensed code
With proprietaryNo

License Details

Copyleft Strength

Strong

Legal Enforceability

Proven in multiple jurisdictions

Notable Projects

GCCLinux Kernel (dual-licensed with GPL-2.0)

License Provisions

AttributionRequired
Source codeComplete corresponding source
Modification clauseMust share under same license
WarrantyDisclaimer included