A planetarium software that shows a 3D simulation of the night sky
Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.
A graphical text difference analyzer
KDiff3 is a graphical text difference analyzer for up to 3 input files, provides character-by-character analysis and a text merge tool with integrated editor. It can also compare and merge directories. Platform-independant.
DjVu is a web-centric format for distributing documents and images. DjVu was created at AT&T Labs-Research and later sold to LizardTech Inc. DjVuLibre is a GPL implementation of DjVu maintained by the original inventors of DjVu.
An advanced drum machine with pattern-based programming
Hydrogen is an advanced drum machine for GNU/Linux, Windows and Mac OS X. It's main goal is to bring professional yet simple and intuitive pattern-based drum programming.
A cross-platform XML/CSS based eBook reader
CoolReader is fast and small cross-platform XML/CSS based eBook reader for desktops and handheld devices. Supported formats: FB2, TXT, RTF, DOC, TCR, HTML, EPUB, CHM, PDB, MOBI. Platforms: Win32, Linux, Android. Ported on some eInk based devices.
Virtual MIDI controller for Linux, Windows and OSX
VMPK is a virtual MIDI piano keyboard for Linux, Windows and OSX. Based on Qt and Drumstick the program is a MIDI event generator using the computer's alphanumeric keyboard and the mouse. It may be used also to display received MIDI notes.
Python Development Environment with all batteries included
Eric is a Python IDE written using PyQt and QScintilla. It provides various features such as any number of open editors, an integrated (remote) debugger, project management facilities, unit test, refactoring and much more.
An intuitive molecular editor and visualization tool
Avogadro is an advanced molecular editor designed for cross-platform use in computational chemistry, molecular modeling, bioinformatics, materials science and related areas. It offers a flexible rendering framework and a powerful plugin architecture.
The best free media player for video and DVDs
VLC is an open source cross-platform multimedia player and framework, which plays most multimedia files, DVDs, Audio CDs, VCDs, and various streaming protocols. VLC media player is simple, fast, and powerful. It plays everything, files, discs, webcams, devices, and streams. VLC plays most codecs (MPEG-2, DivX, H.264, MKV, WebM, WMV, MP3, etc.) so no codec packs are needed. It runs on all platforms: Windows, Linux, Mac OS X, Unix, etc. And VLC is hassle free with no spyware, no ads, and no user tracking.
Audio Tag Editor
Kid3 audio tag editor can edit the tags of MP3, Ogg, FLAC, MPC & WMA files in an efficient way, convert between ID3v1 and ID3v2, set the tags of multiple files, generate tags from file names or vice versa and import from freedb, MusicBrainz and Disco
Simple program that displays information about CUDA-enabled devices. The program is equipped with GPU performance test.
PokerTH is a poker game written in C++/Qt. You can play the popular Texas Hold'em poker variant against up to nine computer-opponents or play internet games with people all over the world. This poker engine is available for Linux, Windows and Mac
Qt based GUI tool designed to create and edit .torrent files
Torrent Client for Mac - https://mac.eltima.com/torrent-client.html Sources: https://github.com/drizt/torrent-file-editor
beautiful customizable clock
Very customizable beautiful clock. Current STABLE version is 4.7.0. Next (testing, maybe unstable) version available in “next” folder. Windows 10 ready! Supported Mac OS X version is 10.9+. Retina display ready! Works in macOS Sierra (10.13), yet... Linux build is available only for 64-bit systems. You can create your own skin! See this link for details: https://sourceforge.net/p/digitalclock4/wiki/How%20to%20create%20skin/ NOTE: do NOT download any .rar or .exe files marked as my software, this files made NOT by me and I don't responsible of their contents.
BASIC-256 is an easy to use version of BASIC designed to teach anybody how to program. A built-in graphics mode lets them draw pictures on screen in minutes, and a set of easy-to-follow tutorials introduce programming concepts through fun exercises.
Editors for the BOSS GT-3, 5, 6, 8, Pro, 10, 100, 001 Guitar Multi-Effects Processors, and the BOSS GT-6B,10B Bass Multi-Effects Processors. And for the Katana modelling Amplifier. This software can edit patches via midi on the BOSS Multi-Effects/AmpProcessor.
TOra is a Toolkit for Oracle which aims to help the DBA or developer of database applications. Features PL/SQL debugger, SQL worksheet with syntax highlighting, DB browser and a full set of DBA tools. TOra also includes support for MySQL and Postgres.
DJV Imaging provides open source movie playback software for use in film production, VFX, and computer animation.
Scrabble3D is a highly customizable Scrabble game that not only supports Classic Scrabble and Superscrabble but also 3D games and own boards. You can play local against the computer or connect to a game server to find other players.
Low-latency, high quality voice chat for gamers
Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming. It includes game linking, so voice from other players comes from the direction of their characters, and has echo cancellation so the sound from your loudspeakers won't be audible to other players.
Secure Trading Client for most popular Bitcoin exchanges
Supported Exchanges: OkCoin, Bitfinex, BTC-e/Wex, Bitstamp, goc.io, Indacoin, BTCChina, Bitmarket.pl and YoBit.net. This software helps you open and cancel orders very fast. Real-time data monitoring. Developed on pure Qt, uses OpenSSL. I want to develop this Trader App so that it can be configured for any rule and strategy. And now it supports JL Script, advanced strategy script language. More info http://forum.centrabit.com/viewforum.php?f=3 Next ToDo: 1 ) Advanced Charts 2 ) Add support to monitor many exchanges and currencies at the same time 3 ) Develop server to collect all ticker and depth data to provide single WebSocket connection for realtime data updates 4 ) Make floatable interface [Done] 5 ) Saving interface settings as Workspace Profiles [Done] 6 ) Develop mobile application to provide secure remote access to running application on desktop 7 ) Add plugins support to allow all developers attach any exchanges More information here: http://centrabit.com
After a program has been thrown into the world in binary form, it can boomerang back as source code. The Boomerang reverse engineering framework is the first general native executable decompiler available to the public.
projectM, a MilkDrop compatible opensource music visualizer
projectM is an OpenGL based advanced music visualization program for Linux, Mac OSX, and Windows. It is backward compatible with all the features of Milkdrop 1.x (and now 2.x), but has many new toys and enhancements.
Free music notation & composition software
MuseScore is the leading free & open source music notation software for Windows, Mac and Linux. It is easy to use and makes beautiful sheet music. MuseScore is often praised as a cost effective alternative for Sibelius and Finale. Support MuseScore at http://musescore.org/en/donate Like MuseScore on Facebook: http://facebook.com/musescore
Mnemosyne resembles a traditional flash-card program but with an important twist: it uses a sophisticated algorithm to schedule the best time for a card to come up for review.