Free license

You can help expand this article with text translated from the corresponding article in Russian. (June 2012) Click [show] for important translation instructions. View a machine-translated version of the Russian article. Machine translation, like DeepL or Google Translate, is a useful starting point for translations, but translators must revise errors as necessary and confirm that the translation is accurate, rather than simply copy-pasting machine-translated text into the English Wikipedia. Consider adding a topic to this template: there are already 1,194 articles in the main category, and specifying|topic= will aid in categorization. Do not translate text that appears unreliable or low-quality. If possible, verify the text with references provided in the foreign-language article. You must provide copyright attribution in the edit summary accompanying your translation by providing an interlanguage link to the source of your translation. A model attribution edit summary is Content in this edit is translated from the existing Russian Wikipedia article at [[:ru:Свободная лицензия]]; see its history for attribution. You should also add the template {{Translated|ru|Свободная лицензия}} to the talk page. For more guidance, see Wikipedia:Translation.

A free license or open license

By type of license

• Public domain licenses
  • Creative Commons CC0
  • WTFPL
  • Unlicense
  • Public Domain Dedication and License (PDDL)^[4]
• Permissive licenses
  • Apache License
  • BSD License
  • MIT License
  • Mozilla Public License (file-based permissive copyleft)
  • Creative Commons Attribution
• Copyleft & patentleft licenses
  • AGPL
    (stronger copyleft)
  • Creative Commons Attribution Share-Alike
  • Mozilla Public License
  • Common Development and Distribution License
  • GFDL
    (without invariant sections)
  • Free Art License

By type of content

• Open-source software
  • The Open Source Definition
• Open Content
  • Open Content License
  • Open Publication License
• Open-source hardware
• Open database
  • Creative Commons v4
  • Open Database Licence

By authors

• Creative Commons
• Free Software Foundation
• Open Source Initiative
• Microsoft
  • Microsoft Public License
  • Microsoft Reciprocal License
• Open Content Project
• Open Data Commons from Open Knowledge Foundation
  • Public Domain Dedication and License (PDDL)
  • Attribution License (ODC-By)
  • Open Database License (ODC-ODbL)
• European Union
  • European Union Public Licence

See also

• License compatibility
• License proliferation

References

External links

• Open software licenses
• Open licenses
• Various Licenses and Comments about Them – GNU Project – Free Software Foundation
• Licenses - Definition of Free Cultural Works
• proposed Open Source Hardware (OSHW) Statement of Principles and Definition v1.0