http://fsfeorg3hsfyuhmdylxrqdvgsmjeoxuuug5a4dv3c3grkxzsl33d3xyd.onion/freesoftware/comparison.pt.html
However this does
not mean that any program developed in an open, collaborative development
process is Free Software. There are Free Software projects developed by a
single person or a company with little or no outside input. On the other
hand developers of proprietary software have adapted collaborative
development models to fit into their software model, e.g.