GPL information and comparisons
| User Rating: | |
| Release Date of the original version: | January 1989 |
| Released by: | Free Software Foundation's GNU Project |
| Guiding Philosophy: | To grant users the right to copy, modify, and redistribute the software which would otherwise be prohibited by copyright law |
| Conditions for licensing: | Conditions of licensing are standard and cannot be changed |
| Type of license: | Copyleft license - require copies and derivatives of the source code to be made available on terms no more restrictive than those of the original licence |
| Use: | Primarily designed for software. One popular example of a GPL-licensed work is WordPress. |
| What is it?: | It is the most widely used free software license which grants the recipients, rights to copy, modify and redistribute the software and to ensure that the same rights were preserved in all derivative works |
| Compatible with GPL: | Yes |
| Debian Free Software Guidelines (DFSG) Approval: | Yes |
| Open Source Initiative (OSI) Approval: | Yes |
| Free Software Foundation (FSF) Approval: | Yes |
| Latest Version: | 3.0, June published in 2007 |