graphql-upload
Middleware and a scalar Upload to add support for GraphQL multipart requests (file uploads via queries and mutations) to various Node.js GraphQL servers.
apollo-upload-client
A terminating Apollo Link for Apollo Client that fetches a GraphQL multipart request if the GraphQL variables contain files (by default FileList, File, or Blob instances), or else fetches a regular GraphQL POST or GET request (depending on the config and
mime
A comprehensive library for mime-type mapping