Kdenlive is a non linear video editor. It is based on the MLT framework and accepts many audio and video formats, allows you to add effects, transitions and render into the format of your choice.Features:Intuitive multitrack interface.Many effects and transitions.Color scopes

Kdenlive

Krita is the full-featured digital art studio.It is perfect for sketching and painting, and presents an end–to–end solution for creating digital painting files from scratch by masters.Krita is a great choice for creating concept art, comics, textures for rendering and matte paintings. Krita supports many colorspaces like RGB and CMYK at 8 and 16 bits integer channels, as well as 16 and 32 bits floating point channels.Have fun painting with the advanced brush engines, amazing filters and many handy features that make Krita enormously productive.

Krita

Okular is a universal document viewer developed by KDE. Okular works on multiple platforms, including but not limited to Linux, Windows, Mac OS X, *BSD, etc.Features:Supported Formats: PDF, PS, Tiff, CHM, DjVu, Images, DVI, XPS, Fiction Book, Comic Book, Plucker, EPub, FaxSidebar with contents, thumbnails, reviews and bookmarksAnnotations support

Okular

Dolphin is KDE's file manager that lets you navigate and browse the contents of your hard drives, USB sticks, SD cards, and more. Creating, moving, or deleting files and folders is simple and fast.Dolphin contains plenty of productivity features that will save you time. The multiple tabs and split view features allow navigating multiple folders at the same time, and you can easily drag and drop files between views to move or copy them. Dolphin's right-click menu provides with many quick actions that let you compress, share, and duplicate files, among many other things. You can also add your own custom actions.Dolphin is very lightweight, but at the same time, you can adapt it to your specific needs. This means that you can carry out your file management exactly the way you want to. Dolphin supports three different view modes: a classic grid view of all the files, a more detailed view, and a tree view. You can also configure most of Dolphin's behavior.Dolphin can display files and folders from many Internet cloud services and other remote machines as if they were right there on your desktop.Dolphin also comes with an integrated terminal that allows you to run commands on the current folder. You can extend the capabilities of Dolphin even further with powerful plugins to adapt it to your workflow. You can use the git integration plugin to interact with git repositories, or the Nextcloud plugin to synchronize your files online, and much more.

Dolphin

Filelight is an application to visualize the disk usage on your computer by showing folders using an easy-to-understand view of concentric rings. Filelight makes it simple to free up space!Features:Scan local, remote, or removable disksView detailed information about files and foldersDelete files or folders that are taking up too much spaceIntegration into the Dolphin, Konqueror, and Krusader file managersConfigurable color schemes

Filelight

SMPlayer is a free media player with built-in codecs that can play virtually all video and audio formats. It doesn't need any external codecs. Just install SMPlayer and you'll be able to play all formats without the hassle to find and install codec packs.It provides many interesting features like the possibility to play YouTube videos, search and download subtitles or cast to external devices like smartphones and tablets.One of the main features is the ability to remember the settings of previously played files, so when you play them later they will be resumed at the same point and with the same settings.

SMPlayer

KolourPaint is a simple painting program to quickly create raster images. It is useful as a touch-up tool and simple image editing tasks.Features:Support for drawing various shapes - lines, rectangles, rounded rectangles, ovals and polygonsCurves, lines and textColour pickerSelectionsRotation, monochrome and other advanced effects

KolourPaint

A simple music player that should be easy to use. It does not require any configuration before one can use it.

Elisa

Beautiful no-nonsense music player with online radio support

KPat (aka KPatience) is a relaxing card sorting game. To win the game a player has to arrange a single deck of cards in certain order amongst each other.

KPatience

digiKam is an advanced open-source digital photo management application that runs on Linux, Windows, and MacOS. The application provides a comprehensive set of tools for importing, managing, editing, and sharing photos and raw files. You can use digiKam’s import capabilities to easily transfer photos, raw files, and videos directly from your camera and external storage devices (SD cards, USB disks, etc.). The application allows you to configure import settings and rules that process and organize imported items on-the-fly.digiKam organizes photos, raw files, and videos into albums. But the application also features powerful tagging tools that allow you to assign tags, ratings, and labels to photos and raw files. You can then use filtering functionality to quickly find items that match specific criteria.In addition to filtering functionality, digiKam features powerful searching capabilities that let you search the photo library by a wide range of criteria. You can search photos by tags, labels, rating, data, location, and even specific EXIF, IPTC, or XMP metadata. You can also combine several criteria for more advanced searches. digiKam rely on Exiv2 library to handle metadata tag contents from files to populate the photo library.digiKam can handle raw files, and the application uses the excellent LibRaw library for decoding raw files. The library is actively maintained and regularly updated to include support for the latest camera models. digiKam can also manage video files for cataloging purpose, and the application uses the couple FFmpeg and QtAv libraries to extract metadata and play media.The application provides a comprehensive set of editing tools. This includes basic tools for adjusting colors, cropping, and sharpening as well as advanced tools for, curves adjustment, panorama stitching, and much more. A special tool based on Lensfun library permit to apply lens corrections automatically on images.Extended functionality in digiKam is implemented via a set of tools based of plugins mechanism (named DPlugins for digiKam Plugins). Plugins can be written to import and export contents to remote web-services, add new features to edit image, and batch process photo.Features:Organization of photos in albums and sub-albums (with tags and comments support)Support for Exif, Iptc, Xmp, MakernotesSQLite or Mysql powered storage for the album contents and its metadata with advanced search toolsSupport for filtering and sorting albumsImport from more than 1100 digital camera devicesSupport for more than 900 RAW format picturesLight Table to compare photo side by sideExtended features using extra toolsShare your photos using HTML or publishing them to remote web servicesImage editor included with advanced tools to fix photo quickly

digiKam

Ark is a graphical file compression/decompression utility with support for multiple formats, including tar, gzip, bzip2, rar and zip, as well as CD-ROM images. Ark can be used to browse, extract, create, and modify archives.Features:Several formats supported: gzip, bzip2, zip, rar, 7z and morePreview file contents without extracting files

KTorrent is a BitTorrent application by KDE which allows you to download files using the BitTorrent protocol. It enables you to run multiple torrents at the same time and comes with extended features to make it a full-featured client for BitTorrent.Features:Queuing of torrentsGlobal and per torrent speed limitsPreviewing of certain file types, build in (video and audio)Importing of partially or fully downloaded filesFile prioritization for multi-file torrentsSelective downloading for multi-file torrentsKick/ban peers with an additional IP Filter dialog for list/edit purposesUDP tracker supportSupport for private trackers and torrentsSupport for µTorrent's peer exchangeSupport for protocol encryption (compatible with Azureus)Support for creating trackerless torrentsSupport for distributed hash tables (DHT, the Mainline version)Support for UPnP to automatically forward ports on a LAN with dynamic assigned hostsSupport for webseedsSystem tray integrationTracker authentication supportConnection through a proxyIn addition to the built-in functionalities, there are some plugins available for KTorrent.

KTorrent

This Indicator is written to make KDE Connect usable in desktops without KDE Plasma, such as Ubuntu Unity and Pantheon. It started as an AppIndicator, but you can send files and URLs easily through KDE Connect with kdeconnect-send.This flatpak don't come with KDE Connect inside. Make sure that you have KDE Connect installed on system or in another flatpak container, otherwise it's will not work.Features:Indicator in the panel which show your devices, with its name, status, and battery;Menu to request for pairing and unpairing;Menu to start SFTP and open a file browser;Menu to send files;Menu to send SMS;Menu to ring and find your phone;From the device name menu you can get encryption information;From the device status menu item you can open KDE Connect settings;A small program, kdeconnect-send to help sending files and choosing device;A .contractor file, so you can send files from any of elementary OS's applications;A .desktop file, so you can send files from file manager like Thunar;Python extensions for Nautilus, Nemo and Caja, you can send files directly from them;Custom device icons for Ubuntu, Gnome and Elementary OS.Any desktop that supports KStatusNotifierItem/AppIndicator icons should just work: – Budgie, Cinnamon, LXDE, Pantheon, Unity, and many others. The only major oddball is Gnome where you need an additional Gnome Shell extension for proper support. After changes on KDE Connect this will work only in KDE Connect 1.0.0 and up which can be problematic on Linux distributions released before August 2016.

Indicator-KDEConnect

Open source media player built with Qt/QML and libmpv.Featuresplay online videos, through youtube-dlsupports youtube playliststoggle playlist with mouse-over, playlist overlays the videoauto skip chapter containing certain wordsconfigurable shortcuts and mouse buttonsquick jump to next chapter by middle click on progress bar

Haruna Media Player

Open source media player built with Qt/QML and libmpv.

A convergent weather application for Plasma. Has flat and dynamic/animated views for showing forecasts and other information.

Weather

View real-time weather forecasts and other information

Falkon is a new and very fast Qt web browser. It aims to be a lightweight web browser available through all major platforms. This project has been originally started only for educational purposes. But from its start, Falkon has grown into a feature-rich browser.Falkon has all standard functions you expect from a web browser. It includes bookmarks, history (both also in sidebar) and tabs. Above that, you can manage RSS feeds with an included RSS reader, block ads with a built-in AdBlock plugin, block Flash content with Click2Flash and edit the local CA Certificates database with an SSL manager.

Falkon

GCompris is a high quality educational software suite, including a large number of activities for children aged 2 to 10.Some of the activities are game orientated, but nonetheless still educational.Below you can find a list of categories with some of the activities available in that category.computer discovery: keyboard, mouse, different mouse gestures, ...arithmetic: table memory, enumeration, mirror image, balance the scale, change giving, ...science: the canal lock, color mixing, gravity concept, ...games: memory, connect 4, tic tac toe, sudoku, hanoi tower, ...reading: reading practice, ...other: learn to tell time, the braille system, maze, music instruments, ...Currently GCompris offers in excess of 100 activities and more are being developed. GCompris is free software, that means that you can adapt it to your own needs, improve it and, most importantly, share it with children everywhere.

GCompris

Multi-Activity Educational game for children 2 to 10

A universal clock application for desktop and mobile.It contains alarm, timer, stopwatch and timezone functionalities. Alarms and timers are able to wake the device from suspend on Plasma.

Clock

Set alarms and timers, use a stopwatch, and manage world clocks

AudioTube can search YouTube Music, list albums and artists, play automatically generated playlists, albums and allows to put your own playlist together.

AudioTube

CopyQ is advanced clipboard manager with editing and scripting features.CopyQ monitors system clipboard and saves its content in customized tabs. Saved clipboard can be later copied and pasted directly into any application.

CopyQ

KCalc has everything you would expect from a scientific calculator, plus:Trigonometric functions, logic operations and statistical calculationsA results stack which enables convenient recall of previous calculation resultsPrecision is user-definableThe display allows cut and paste of numbersThe display colors and font are configurable, aiding usabilityThe use of key-bindings make it easy to use without a pointing device

KCalc

KRDC is a client application that allows you to view or even control the desktop session on another machine that is running a compatible server. VNC and RDP is supported.

KRDC

Connect with RDP or VNC to another computer

Gwenview is a fast and easy to use image viewer by KDE, ideal for browsing and displaying a collection of images.Features:Supports simple image manipulations: rotate, mirror, flip, and resizeSupports basic file management actions such as copy, move, delete, and othersFunctions both as a standalone application and an embedded viewer in the Konqueror web browser

Gwenview

KStars is freely licensed, open source, cross-platform Astronomy Software by KDE.It provides an accurate graphical simulation of the night sky, from any location on Earth, at any date and time. The display includes up to 100 million stars, 13,000 deep-sky objects,all 8 planets, the Sun and Moon, and thousands of comets, asteroids, supernovae, and satellites.For students and teachers, it supports adjustable simulation speeds in order to view phenomena that happen over long timescales, the KStars Astrocalculator to predict conjunctions, and many common astronomical calculations.For the amateur astronomer, it provides an observation planner, a sky calendar tool, and an FOV editor to calculate field of view of equipment and display them. Find out interesting objects in the "What's up Tonight" tool, plot altitude vs. time graphs for any object, print high-quality sky charts, and gain access to lots of information and resources to help you explore the universe!Included with KStars is Ekos astrophotography suite, a complete astrophotography solution that can control all INDI devices including numerous telescopes, CCDs, DSLRs, focusers, filters, and a lot more. Ekos supports highly accurate tracking using online and offline astrometry solver, autofocus and autoguiding capabilities, and capture of single or multiple images using the powerful built in sequence manager.Astronomical Catalogs:Default catalog consisting of stars to magnitude 8Extra catalogs consisting of 100 million stars to magnitude 16Downloadable catalogs including Messier Images, Abell Planetary Nebulae, Sharpless Catalog, Lynds Dark Nebula CatalogCorrections for precession, nutation and atmospheric refractionTools for retrieval of data from online databases

KStars

Kamoso is a simple and friendly program to use your camera. Use it to take pictures and make videos to share.

Kamoso

Use your webcam to take pictures and make videos

KFind can be used as a standalone search tool, launched by KRunner or from your menu. It is also integrated into Konqueror as "Find File" in the "Tools" menu. It allows you to find files by name, type or content.

KFind

PlasmaTube allows you to watch YouTube videos on your phone or desktop using a elegant user interface integrated with the rest of Plasma.

PlasmaTube

KMahjongg is a fun board game created after the famous oriental game of Mahjong (from Chinese 麻將).

KMahjongg

KWrite is a text editor by KDE, based on the Kate's editor component.Features:Syntax highlighting according to the file typeWord completionAuto-indentationPlugin supportVi input mode

KWrite

Kasts is a convergent podcast application that looks good on desktop and mobile.Its main features are:Episode management through play queueSync playback positions with other clients through gpodder.net or gpodder-nextcloudVariable playback speedSearch for podcastsFull system integration: e.g. inhibit system suspend while listening

Applications in the KDE group