Introduction Software Licenses GPL-Compatible Free Software Licenses GPL-Incompatible Free Software Licenses Nonfree Software Licenses Licenses For Documentation Free Documentation Licenses Nonfree Documentation Licenses Licenses for Other Works Licenses for Works of Practical Use besides Software and Documentation Licenses for Fonts Licenses for Works stating a Viewpoint (e.g., Opinion or Testimony) Licenses for Designs for Physical Objects

Información sobre la Creative commons Foundation

Información sobre la Free Software Foundation

Información sobre Richard Stallman, un personaje improtante en el software libre pero muy controvertido