- A Node.js toolkit for drawing nice command line tables, gauges, spinners, and sparklines.
- A Node.js client for the Emma API
- Metadata extraction from numerous filetypes including JPEG, PNG, PDF, MOV, WMV, MP3, MP4, and others.
- Writeable stream for uploading content of unknown size to S3 via the multipart API.
- A basic method for calculating standard deviation on the fly from a stream of numbers.