fold
v(uutils coreutils) 0.1.0
Options
--bytes,-b- 
fold-bytes-help
 --spaces,-s- 
fold-spaces-help
 --width=<WIDTH>,-w <WIDTH>- 
fold-width-help
 
Examples
Wrap each line to default width (80 characters):
fold {{path/to/file}}
Wrap each line to width "30":
fold -w30 {{path/to/file}}
Wrap each line to width "5" and break the line at spaces (puts each space separated word in a new line, words with length > 5 are wrapped):
fold -w5 -s {{path/to/file}}
The examples are provided by the tldr-pages project under the CC BY 4.0 License.
Please note that, as uutils is a work in progress, some examples might fail.