apps/systemtools
Diskinternals
Extracting files from Ext2/Ext3/Ext4, HFS and ReiserFS partitions in Total Commander
pythops/oryx
TUI for sniffing network traffic using eBPF on Linux
Tailscale
Get a brief introduction to Tailscale.
TestDisk
TestDisk is a free and open source data recovery software tool designed to recover lost partition and unerase deleted files.