xmonad - Tiling WM.
i3 - Tiling WM.
Sway - i3-compatible Wayland compositor.
StumpWM - Tiling, keyboard driven X11 Window Manager written entirely in Common Lisp.
rofi - Window switcher, application launcher and dmenu replacement.
Albert - Fast and flexible keyboard launcher.
Wine - Compatibility layer capable of running Windows applications.
Lutris - Open gaming platform for Linux.
Nix - Purely functional package manager.
Thunar - Modern file manager.
Mopidy - Extensible music server.
MPV - Free, open source, and cross-platform media player.
Tilix - Tiling terminal emulator.
fwupd - Simple daemon to allow session software to update firmware.
linux-inject - Tool for injecting a shared object into a Linux process.
libfuse - Reference implementation of the Linux FUSE (Filesystem in Userspace) interface.
instantbox - Get a clean, ready-to-go Linux box in seconds.
Simple KVM firmware - Contains a simple KVM firmware that is designed to be launched from anything that supports loading ELF binaries and running them with the Linux kernel loading standard.
Karabinux - Attempt to port (as much as possible) the functionality of Karabiner Elements to Linux.
syzkaller - Unsupervised coverage-guided kernel fuzzer.
htop explained - Explanation of everything you can see in htop/top on Linux.
BPF Compiler Collection (BCC) - Tools for BPF-based Linux IO analysis, networking, monitoring, and more.
fscrypt - Go tool for managing Linux filesystem encryption.
rustysd - Minimal drop-in for (a subset of) the systemd init system in rust.
yay - Yet another Yogurt - An AUR Helper written in Go.
heaptrack - Heap memory profiler for Linux.
u-root - Fully Go userland with Linux bootloaders! u-root can create a root file system (initramfs) containing a busybox-like set of tools written in Go.
ZFS on Linux - Advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community.
IBus - Intelligent Input Bus for Linux/Unix.
Hotspot - Linux perf GUI for performance analysis.
Taffybar - Gtk based status bar for tiling window managers such as XMonad.
NEXTSPACE - Desktop environment that brings a NeXTSTEP look and feel to Linux.
GameMode - Optimise Linux system performance on demand.
systemd - System and Service Manager.
Multipass - Lightweight VM manager for Linux, Windows and macOS. It's designed for developers who want a fresh Ubuntu environment with a single command.
kmon - Linux Kernel Manager and Activity Monitor.
Subuser - Run programs on linux with selectively restricted permissions.
nohang - Sophisticated low memory handler for Linux.
Firejail - Linux namespaces and seccomp-bpf sandbox.
rust.ko - Minimal Linux kernel module written in rust.
bashtop - Linux resource monitor.
bpftrace - High-level tracing language for Linux eBPF.
Barrier - Software that mimics the functionality of a KVM switch, which historically would allow you to use a single keyboard and mouse to control multiple computers.
LWN.net - Reader-supported news site dedicated to producing the best coverage from within the Linux and free software development communities.
LKML.ORG - Linux Kernel Mailing List archive.
lockdown.sh - Lockdown your linux install. The simple zero config linux hardening script.
Rampage - Linux memory scanner/editor written in python.
sudo_pair - Plugin for sudo that requires another human to approve and monitor privileged sudo sessions.
TuxURLs - Simplest Linux news aggregator.
ktrl - Linux keyboard programming daemon. It aims to aid you in the never-ending quest of achieving the ultimate keybinding setup.
RTLinux - Hard realtime real-time operating system microkernel that runs the entire Linux operating system as a fully preemptive process.
Wayfire - 3D wayland compositor.
Waysmoke - Upcoming desktop shell, built primarily for the Wayfire compositor.
whatfiles - Log what files are accessed by any Linux process.
pspy - Monitor linux processes without root permissions.
Maloader - Userland Mach-O loader for linux.
lpe - Collection of verified Linux kernel exploits.
Regolith - Modern desktop environment designed to let you work faster by reducing unnecessary clutter and ceremony.