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

Notepad Next is yet another text and source code editor.

Notepad Next

A cross-platform, reimplementation of Notepad++

Neovim is a refactor of the Vim text editor designed to encourage new features, advanced UIs, and powerful extensions.

Neovim

Vim-fork focused on extensibility and usability

Start an FTP server as user and transfer files directly via most file browsers' builtin FTP support: Windows File Explorer, Thunar, Gnome Files, Dolphin and many more!Features:User-friendly graphical interface.No root nor special permissions required.FTP encryption (FTPS). SFTP support.Single-user authentication.Optional read-only filesystem.Known upstream bugs (full list at documentation page):Gtk4 - Unresponsive UI after touch input. Gtk4 bug #5096Gtk4 - Dropdown menus not working under Steam Deck Gamescope.Flatpak - Directory selection not working under Steam Deck Gamescope.

Usermode FTP Server

Simple and ultra fast cross platform tool for lossless trimming/cutting of video and audio files. Great for saving space by rough cutting your large video files taken from a video camera, GoPro, drone, etc. It lets you quickly extract the good parts from your videos and discard many gigabytes of data without doing a slow re-encode and thereby losing quality. It extremely fast because it does an almost direct data copy. It is fueled by the awesome ffmpeg (included) for doing the grunt work. It also features some other lossless operations on videos.

LosslessCut

Save space by quickly and losslessly trimming video and audio files

Have you ever wanted to change the font in your terminal, but didn't want to go through the entire process of searching, downloading and installing a font? This simple to use and adaptive GTK application allows you to search and install fonts directly from Google Fonts' website!

Font Downloader

Freeciv is a Free and Open Source empire-building strategy game inspired by the history of human civilization. The game commences in prehistory and your mission is to lead your tribe from the Stone Age to the Space Age...This client for connecting to network games, or to launch local single-player games, is based on gtk3 widget set.

Freeciv gtk+-3.22 client

Gtk+-3.22 based client for the Freeciv game

Notepad

Whaler provides basic functionality for managing Docker containers. The app can start and stop both standalone containers and docker-compose applications. Also, it supports viewing container logs.The solution is perfect for those who are looking for a simple tool to perform some basic actions. For the app to run correctly, make sure that Docker is installed on your system.

Whaler

A simple desktop recorder for Linux systems. Built using Rust, GTK+ 3 and ffmpeg. It supports recording audio and video on almost all Linux interfaces with support for Wayland display server on GNOME session. The following formats are currently supported: mkv, avi, mp4, wmv, gif and nut (And only WebM for Wayland's GNOME session). You can stop the recording process easily by right-clicking the icon and choosing "Stop Record". Or middle-clicking the recording icon in the notifications area (but doesn't work on all interfaces). You can choose the audio input source you want from the list. You can also set the default values you want by simply changing them in the interface, and the program will save them for you for the next time you open it. Based on GREEN RECORDER but rewritten in RUST

Blue Recorder

A simple screen recorder for Linux desktop. Supports Wayland & Xorg

Lunacy is a next-gen vector graphic software for UI, UX, and web design. It has everything you are used to in other similar apps and goes beyond. Created by designers for designers to focus on the workflow and minimize distractions. No more wasting time surfing the internet for graphics or switching apps to remove backgrounds, or thinking placeholder texts. Lunacy has it all and even more. Faster than Figma, smarter than Sketch!This wrapper is not verified by, affiliated with, or supported by Icons8 LLC.

Lunacy

Free design software that keeps your flow with AI tools and built-in graphics

Lollypop is a lightweight modern music player designed to work excellently on the GNOME desktop environment. It also features a party mode which will auto-select party-related playlists; allows access the player from your couch thanks to it fullscreen mode; fetches lyrics, artwork and biography online; and provides native support for ReplayGain.

Lollypop

DOSBox Staging is a full x86 CPU emulator (independent of host architecture), capable of running DOS programs that require real or protected mode.It features:A built-in DOS-like consoleEmulation of several PC variants: (IBM PC, IBM PCjr, Tandy 1000), and CPUs (286, 386, 486, and Pentium I)Graphics chipsets: Hercules, CGA, EGA, VGA, and SVGAAudio solutions: PC Speaker, Tandy Sound System, Disney Sound Source, Sound Blaster series, and Gravis UltraSoundCDROM and CD Digital Audio with audio optionally encoded as FLAC, Opus, OGG/Vorbis, MP3 or WAVJoystick emulation working with modern game controllersSerial port emulation including IPX over UDP and Telnet over TCP/IPHardware-accelerated video output including integer (pixel-perfect) scaling, sharp-bilinear scaling, OpenGL shaders, and moreDOSBox Staging is highly configurable and sufficiently-optimized to run any DOS game on a modern computer.

DOSBox Staging

GrafX2 is a bitmap paint program inspired by the Amiga programs ​Deluxe Paint and Brilliance. Specialized in 256-color drawing, it includes a very large number of tools and effects that make it particularly suitable for pixel art, game graphics, and generally any detailed graphics painted with a mouse.

GrafX2

A bitmap paint program specialized in 256 color drawing

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

Steam Metadata Editor is a powerful cross-platform application that lets you edit every single aspect of a Steam App. The Editor features an easy to use GUI that lets you edit the most important aspects of the applications. Anything that you would like to edit that's not possible through the GUI, can be modified through the JSON found in `~/.local/share/Steam-Metadata-Editor/config/modifications.json`.All the changes are local and are bound to be overwritten by Steam sooner or later. That's why the program keeps track of your changes, and can silently patch them back in if you ask it to do so.

Steam Metadata Editor

An easy to use GUI that edits the metadata of your Steam Apps

DroidStar is an application that allows you to use the digital mode D-Star from a computer. It connects to a reflector server and sends and receives audio encoded in AMBE. It also displays information about the users and modules connected to the reflector.A vocoder plugin can be downloaded from a URL, which will place the vocoder into the correct location for the platform. Add a full http url, including the filename, to the Vocoder URL option on the settings tab, and click the Download vocoder button.For Android and iOS devices, the vocoder URL download method is the only way to load a vocoder plugin. For Linux/MacOS/Windows, a vocoder can also be manually placed.Copy the plugin to the system settings file location. On Linux, this is ~/.var/app/io.github.nostar.DroidStar/config/dudetronics - it is the same place where the host and id files are located (DMRHosts.txt, DMRIDs.data, etc).The vocoder plugin filename must be named vocoder_plugin.platform.arch where platform and arch can be any of the following. platform: linux, darwin, winnt, android, ios; arch: x86_64, arm, arm64. The platform and arch for your device are identified on the About tab.Download: https://ke0zvd.com/installing-the-software-vocoder/

DroidStar

Chess Clock is a simple application to provide time control for over-the-board chess games.  Intended for mobile use, players select the time control settings desired for their game, then the black player taps their clock to start white's timer.  After each player's turn, they tap the clock to start their opponent's, until the game is finished or one of the clocks reaches zero.

Chess Clock

OrbVis is a tool used to view and propagate the full CelesTrak satellite catalog in realtime.

OrbVis

The application allows you to calculate the numbers of the name and birth, the psychomatrix and the signs of some horoscopes.

Astronum

Program for simple astrological and numerological calculations

Open Source Flash SWF decompiler and editor. Extract resources, convert SWF to FLA, edit ActionScript, replace images, sounds, texts or fonts. Various output formats available. Works with Java on Linux, Windows and macOS.

JPEXS Free Flash Decompiler

Tutanota is an email client with a strong focus on security and privacy that lets you encrypt emails on all your devices.&lt;em&gt;Note:&lt;/em&gt; Flatpak release is in a preview stage and there are known issues. When reporting bugs please always specify that you are using Flatpak version.

Tutanota (Experimental)

Xlog is a logging program for Amateur Radio Operators which can be used for daily logging and contest. Logs are stored into a text file. You can open, close and create logs as you need them. Xlog supports cabrillo, ADIF, trlog, and EDI and can import twlog, editest and OH1AA logbook files.QSO's are presented in a list. Items in the list can be added, deleted or updated. For each contact, DXCC information is displayed and bearings and distance is calculated, both short and long path. When hamlib is enabled through the menu, you can retrieve frequency, mode and signal-strength from your rig over the serial port.

Xlog

Logging program for Amateur Radio Operators

Fldigi is a modem program for most of the digital modes used by radio amateurs today: CW, PSK, MFSK, RTTY, Hell, DominoEX, Olivia, and Throb are all supported. It can help calibrate a sound card to a time signal and do frequency measurement tests.

Fldigi

Run and jump through multiple worlds, fight off enemies by jumping on them, bumping them from below or tossing objects at them, grabbing power-ups and other stuff on the way.In addition to the Story Mode, there is a large amount of community contributed levels available as add-ons or in the forums. Everyone can contribute such content by using the integrated level editor.

SuperTux

A jump-and-run game starring Tux the Penguin

OCRFeeder is a document layout analysis and optical character recognition system.Given the images it will automatically outline its contents, distinguish between what's graphics and text and perform OCR over the latter. It generates multiple formats being its main one ODT.It features a complete GTK graphical user interface that allows the users to correct any unrecognized characters, defined or correct bounding boxes, set paragraph styles, clean the input images, import PDFs, save and load the project, export everything to multiple formats, etc.

OCRFeeder

JackTrip is a cross-platform multi-machine audio system used for network music performance over the Internet. It supports any number of channels (as many as the computer/network can handle) of bidirectional, high quality, uncompressed audio signal streaming.You can use it between any combination of machines e.g., one end using Linux can connect to another using Mac OSX.

JackTrip

SyncThingy is a simple tray indicator for Syncthing written in C++.Following the KISS principle, it allows you to see if Syncthing is running, stop it and manage it using the default webui.

SyncThingy

SyncThingy = Synthing + simple tray indicator

Watch videos, movies, TV series and TV channels instantly.

Stremio

Bitwig Studio is a digital audio workstation (DAW) that inspires you to take greater control of your music, giving you access to every aspect of your production. Streamline your creative process and quickly evolve your ideas into complete songs, tracks, and compositions. Record and arrange, improvise and perform, or do it all at once. Design sounds. Build instruments. &lt;em&gt;Make music.&lt;/em&gt;

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