Facebook Looking To Add Zstd Support To The Linux Kernel, Btrfs Written by Michael Larabel in Linux Kernel on 4 August 2017 at 05:48 PM EDT. 45 Comments Zstd (also known as Zstandard) is a lossless data compression developed by Facebook that has been open-source since last year. This BSD-licensed compression algorithm aims to offer compression similar to zip/gzip but with faster speeds both for co