Detecting content type of uploaded files

• filetype

  2 2,006 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)

• magicmime

  1 221 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)

• InfluxDB

  www.influxdata.com sponsored

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

• mimetype

  3 1,392 6.1 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

Suggest a related project