Outline of free software

Outline of free software

The following outline is provided as an overview of and topical guide to free software and the free software movement:

Free softwaresoftware which can be run, studied, examined, modified, and redistributed freely (without any cost). This type of software, which was given its name in 1983, has also come to be known as "open-source software", "software libre", "FOSS", and "FLOSS". The term "Free" refers to it being unfettered, rather than being free of charge.


  • Large free software projects 1
  • Free software by type 2
  • Free software products 3
    • Operating system families 3.1
    • Open-source software development products 3.2
  • Free software movement 4
    • Challenges 4.1
    • Free software licenses 4.2
      • Specific licenses 4.2.1
      • License types and standards 4.2.2
    • History of the free software movement 4.3
    • Events 4.4
    • Organizations 4.5
    • Persons influential in the free software movement 4.6
      • Well known scholars 4.6.1
      • Other leading personalities 4.6.2
  • See also 5
  • External links 6

Large free software projects

Free software by type

Free software products

Operating system families

Open-source software development products

Open-source software development

Free software movement

Free software movement


Free software licenses

Free software license

Specific licenses

License types and standards

History of the free software movement

Main article: History of free software



Persons influential in the free software movement

Well known scholars

Other leading personalities

See also

External links

  • The Free Software Definition
  • Transcripts about Free Software by FSFE
  • Free Software Magazine, which bills itself as "a free magazine for the free software world."
  • Free cultural works definition
  • Why Open Source Software / Free Software (OSS/FS)? Look at the Numbers!, analysis of the advantages of OSS/FS by David A. Wheeler.
  • FLOSSWorld - Free/Libre/Open-Source Software: Worldwide impact study, to find out more about the recently announced European Union funded study.
  • Software Freedom: An Introduction, by Robert J. Chassell