main editing window of OpenShot 2.4.3 from Buster

openshot-qt

create and edit videos and movies

OpenShot Video Editor is a free, open-source, non-linear video editor. It can create and edit videos and movies using many popular video, audio, and image formats. Create videos for YouTube, Flickr, Vimeo, Metacafe, iPod, Xbox, and many more common formats!
F(?) Virtual Window Manager

fvwm

F(?) Virtual Window Manager

FVWM is a powerful ICCCM2 compliant multiple virtual desktop window manager for the X Window System. FVWM requires relatively little memory.
music tagger and library organizer

beets

music tagger and library organizer

Beets is a media library management system for obsessive-compulsive music geeks.
Yahtzee dice game

kiriki

Yahtzee dice game

Kiriki is a dice game for up to six players, where each player rolls five dice to make combinations with the highest score.
Image processing software

simple-image-filter

Image processing software

simple image filter is an Image processing software, can handle image rotation, clip, basic beautification, filter and other graph functions.
console-based network traffic monitor

vnstat

console-based network traffic monitor

vnStat is a network traffic monitor for Linux. It keeps a log of daily network traffic for the selected interface(s). vnStat is not a packet sniffer. The traffic information is analyzed from the /proc filesystem, so vnStat can be used without root permissions.