BSD 2-Clause 'Simplified' License

NoneUsed by: FreeBSD, NetBSD

Description

A permissive license with minimal restrictions, requiring only attribution and no warranty liability.

Key Features

  • Minimal restrictions
  • No patent clauses
  • No trademark provisions
  • Simple attribution

History & Context

Developed at UC Berkeley in the 1980s. Evolved from original 4-clause BSD license.

Compatibility

LicenseCompatibility
With gplCompatible with all GPL versions
With mitSelf-compatible
With bsdSelf-compatible
With proprietaryYes

License Details

Copyleft Strength

None

Legal Enforceability

Proven in court cases

Notable Projects

FreeBSDNetBSD

License Provisions

AttributionRequired
Source codeNo requirement
Modification clauseNone
WarrantyDisclaimer included