Ecco Pro was yet another such extremely useful tool. It started as a 16 bit app in 1993 and I used the 32 bit version until about 2009 (and then implemented my

Ecco Pro was yet another such extremely useful tool. It started as a 16 bit app in 1993 and I used the 32 bit version until about 2009 (and then implemented my own https://github.com/rochus-keller/crossline/ https://github.com/rochus-keller/crossline/ which I still use daily).