textextensions
A package that contains an array of every single file extension there is for text files
istextorbinary
Determine if a filename and/or buffer is text or binary. Smarter detection than the other solutions.
binaryextensions
A package that contains an array of every single file extension there is for binary files
typechecker
Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
sortobject
Returns a copy of an object, sorted deeply by its keys, without mangling any arrays inside of it