vale
Extensible style checker that supports multiple markup formats, such as Markdown and AsciiDoc. tldr-pages
On several platforms
Several platforms
Check the style of a file
vale path/to/fileIdentifyCheck the style of a file with a specified configuration
vale --config='path/to/.vale.ini' path/to/fileIdentifyOutput the results in JSON format
vale --output=JSON path/to/fileIdentifyCheck style issues at the specific severity and higher
vale --minAlertLevel=suggestion path/to/fileIdentifyCheck the style from stdin, specifying markup format
cat file.md | vale --ext=.mdIdentifyList the current configuration
vale ls-configIdentify