I'm searching a GUI [or CLI] tool that can produce output like the Total Commander compare content function does! For example:

Are there any that do that? It's a very handy tool and I miss it
I'm searching a GUI [or CLI] tool that can produce output like the Total Commander compare content function does! For example:

Are there any that do that? It's a very handy tool and I miss it
Any diff utility can do this for you. My personal favorite GUI tool is meld.
If you like the command line, but want a paged side-by-side comparison, try:
diff -y | less