raph (2006-06-07). "Ghostscript leading edge is now GPL!". Archived from the original on 2016-10-03. Retrieved 2021-03-19."I have some great news to report. The leading edge of Ghostscript development is now under GPL license, as is the latest release, Ghostscript 8.54."
"Advogato: Blog for raph". 29 June 2017. Archived from the original on 29 June 2017.{{cite web}}: CS1 maint: bot: original URL status unknown (link)
raph (2006-06-07). "Ghostscript leading edge is now GPL!". Archived from the original on 2016-10-03. Retrieved 2021-03-19."I have some great news to report. The leading edge of Ghostscript development is now under GPL license, as is the latest release, Ghostscript 8.54."