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 projectsEdit

Free software by typeEdit

Free and open-source software packages (by type)

Free software productsEdit

Operating system familiesEdit

Open-source software development productsEdit

Free software movementEdit


Free software licensesEdit

Specific licensesEdit

License types and standardsEdit

History of the free software movementEdit



Persons influential in the free software movementEdit

Well known scholarsEdit

Other leading personalitiesEdit

See alsoEdit

External linksEdit