stream-read-all
Returns a promise which fulfils with the supplied stream's content
globcat
Concatenate files from command line with glob pattern.
npm-dts
Simple DTS single-file generation utility for TypeScript bundles
scroungejs
An obscure build tool starting as an emacs elisp script in 2009
json-to-ffmpeg
Experimental JSON to FFmpeg command line tool for video editing. Because of JSON it's much easier to create and edit video timeline and it's much easier to integrate it with other tools.