Detecting content type of uploaded files

1. filetype

   1 2 2,156 4.2 Go

   Fast, dependency-free Go package to infer binary file types based on the magic numbers header signature

   

   https://github.com/h2non/filetype if you want cross-platform, but magic is the best (https://github.com/rakyll/magicmime)

2. InfluxDB

   influxdata.com featured

   InfluxDB high-performance time series database. Collect, organize, and act on massive volumes of high-resolution data to power real-time intelligent systems.

   

3. magicmime

   2 1 225 0.0 Go

   Go bindings for libmagic to detect MIME types

   

   https://github.com/h2non/filetype if you want cross-platform, but magic is the best (https://github.com/rakyll/magicmime)

4. mimetype

   3 3 1,776 8.0 Go

   A fast Golang library for media type and file extension detection, based on magic numbers

   

   Good suggestions. What do you think of this. https://github.com/gabriel-vasile/mimetype

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