Re: Pointless Document Format.
PDF is an ISO standard and has been since 2008.
Download[1] a copy here…
https://www.iso.org/standard/51502.html
…develop from it to your hearts content, and as long as you don’t infringe anybody’s IP on the actual implementation you’re free to sell it or give it away without it costing anybody a penny in license fees.
There (in my view at least) are many things wrong with PDF, but being an Adobe proprietary standard hasn’t been one of them for some time…
[1] Having paid your 198 Swiss Francs…
Biting the hand that feeds IT
