vale
Extensible style checker that supports multiple markup formats, such as Markdown and AsciiDoc.
TLDR
Check the style of a file
$ vale [path/to/file]
Check the style of a file with a specified configuration
$ vale --config='[path/to/.vale.ini]' [path/to/file]
Output the results in JSON format
$ vale --output=JSON [path/to/file]
Check style issues at the specific severity and higher
$ vale --minAlertLeve=[suggestion|warning|error] [path/to/file]
Check the style from stdin, specifying markup format
$ cat [file.md] | vale --ext=.md
List the current configuration
$ vale ls-config