apm install linter-htmlhint
A plugin for Linter providing an interface to HTMLHint. It will be used with files that have the syntax.
The Linter package will be installed for you to provide an interface to this package. If you are using an alternative debugging interface that supports linter plugins simply disable Linter.
$ apm install linter-htmlhint
This plugin will search for a HTMLHint configuration file called
.htmlhintrc and use that file if it exists in any parent folder. It will stop at the first
.htmlhintrc file found.
You can configure
linter-htmlhint in Atom’s Settings.