LinuxLinks

LXTask – lightweight task manager for LXDE

LXTask is a lightweight and desktop-independent task manager derived from xfce4-taskmanager with all dependencies on xfce removed

cmdCompass is a command manager/notebook, enabling users to organize commands into collections, apply tags, define templates

YASnippet is a template system for Emacs. It allows you to type an abbreviation and automatically expand it into function templates.

Windows Clock is a time management app offering alarms, world clocks, timers, a stopwatch, and focus sessions.

ehh is a command-line tool for remembering Linux / terminal commands. Store and run any command inside ehh.

openKylin is a Chinese desktop distribution which runs the Kylin and UKUI desktop environments. Both Wayland and X11 sessions are available.

KAlgebra is an application that can replace your graphing calculator.

iamb is a terminal-based client for Matrix for the Vim addict.You can edit messages, navigate windows and manage tabs.

Create and access new snippets quickly with the command-line interface or browse, manage, and organize them with the text-user interface.

eg will give you useful examples right at the command line. Think of it as a companion tool for man.