Open source software creators originated 'copyleft,' a licensing mechanism that permits limitless public usage, alteration, and redistribution of source code, but prevents others from making works based on the code into proprietary, copyrighted software.

Authors

• Person: Not available Organization: IBM
  What Is Open Source Software? - IBM

Sources

• What Is Open Source Software? - IBM www.ibm.com IBM via serper

Referenced by nodes (3)

• source code concept
• copyleft concept
• proprietary software concept