Comparazione di licenze di software libero: differenze tra le versioni

| Cryptix General License || ­ || GPL
|-
| [[Zlib_licenseZlib license|license of ZLib, libpng]] || OS || GPL
|-
| license of [[GNU Guile|Guile]] || ­ || GPL
| license of Netscape Javascript || ­ || GPL
|-
| [[Sun Microsystems | Sun]] Industry Standards Source License 1.0 || OS || free
|-
| [[Sun Public License]] || OS || free