There is a great collection on the internet archive where someone has gone through and unprotected tons of apple][ disks and documented the copy protection. It'

There is a great collection on the internet archive where someone has gone through and unprotected tons of apple][ disks and documented the copy protection. It's pretty good reading, but a little repetitive after a while. https://archive.org/details/apple_ii_library_4am&tab=about https://archive.org/details/apple_ii_library_4am&tab=about