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 feature-rich environment for writing LaTeX documents on Windows
TeXnicCenter is a LaTeX editor on Windows. Navigating LaTeX documents is simple due to the automatically created document outline. Errors of the LaTeX compilation can be reviewed instantly. TXC features autocompletion and comes with LaTeX templates.
A circuit simulator with graphical user interface (GUI)
Qucs is a circuit simulator with graphical user interface. The software aims to support all kinds of circuit simulation types, e.g. DC, AC, S-parameter, Transient, Noise and Harmonic Balance analysis. Pure digital simulations are also supported.
A Logo programming environment for Microsoft Windows
A Logo programming environment for Microsoft Windows operating systems. FMSLogo (contrasted with other Logo dialects) has an easy-to-use GUI that encourages learning, especially for young children. FMSLogo was once called MSWLogo.
Cross platform GUI for Maxima
wxMaxima is a cross-platform graphical front-end for the computer algebra system Maxima based on wxWidgets. It provides nice display of mathematical output and easy access to Maxima functions through menus and dialogs.
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
FET is free timetabling software for schools, high-schools and universities. Scheduling is done automatically. Please visit the project web site https://lalescu.ro/liviu/fet/ to be sure you always have the latest version
VYM (View Your Mind) is a tool to generate and manipulate maps which show your thoughts. Such maps can help you to improve your creativity and effectivity. You can use them for time management, to organize tasks, to get an overview over complex contexts
Wikipedia offline & more
Kiwix is an offline reader for Web content. It's especially intended to make Wikipedia available offline. With Kiwix, you can enjoy Wikipedia on a boat, in the middle of nowhere... or in Jail. Kiwix manages to do that by reading ZIM files, a highly compressed open format with additional meta-data.
LenMus is a free program for learning music theory.
*** Development moved to Launchpad at https://launchpad.net/lenmus *** LenMus is a free program for learning music. It allows you to focus on specific skills and exercises, on both theory and aural training. The different activities can be customized to meet your needs. It includes an score editor.
application to learn classical score notation.
Nootka is an application to learn classical score notation. It helps to understand the rules of reading and writing scores and helps with developing skills of playing and singing notes. Simply: users looks at piece of a score, plays it, Nootka is listening to it, checks and shows was it played well. All in real time.
BiblioteQ strives to be a professional cataloging and library management suite, utilizing a Qt 4.8.x or Qt 5.x interface and providing connectivity to PostgreSQL and SQLite. The SRU and Z39.50 protocols are used for retrieving data for books, journals, and magazines. The official source repository is located at https://github.com/textbrowser/biblioteq. Latest source releases may be downloaded at https://github.com/textbrowser/biblioteq/releases.
Music score editor
Canorus is a free cross-platform music score editor. It supports an unlimited number and length of staffs, polyphony, a MIDI playback of notes, chord markings, lyrics, import/export filters to formats like MIDI, MusicXML, ABC Music, MusiXTeX and LilyPond
Easy-to-use print report library and designer
QtRPT is the easy-to-use report engine written in C++ QtToolkit. It allows combining several reports in one XML file. For separately taken field, you can specify some condition depending on which this field will display in different font and background color, etc. The project consists of two parts: report library QtRPT and report designer application QtRptDesigner. Report file is a file in XML format. The report designer makes easy to create report XML file.
Graph is a program used for drawing graphs of mathematical functions. It is easy to use while having a lot of features and settings. Official web site is located at http://www.padowan.dk
The DigitalSimulator is your Virtual Electronics Lab, allowing you to design, simulate and output your digital circuit board designs.
The project provides a ready-to-use interface for the julius CSR engine for a handicapped child which is not able to use the keyboard well. It integrates into X11 and Windows. Find out how you can help: http://simon-listens.org/index.php?support
A cross-platform Bible application for the Linux & Windows communities. Xiphos is no longer developed at SF; the SVN tree has been locked, the mailing lists are disabled, and we have moved to GitHub. Please see https://github.com/crosswire/xiphos. Releases up to 4.0.4 are present here. From 4.0.5 onward, see GitHub.
Extcalc is a multifunctional scientific graphic calculator for linux with features like graph drawing, graph analysis and calculating scientific functions including differentiation, integration and logic functions.
DiscWrapper is a cover designer for home-made discs. It was made with Code::Blocks and it uses the wxWidgets library. It has template covers. Depending on the case there are pages where you can place labels, images, and lists.
a race scenario drawing tool
KGuitar is powerful KDE-based music tabulature editor with support of guitar, drums, classic note scores, MIDI synthesizer output, chord, scales, modes, melody and rhythm construction and analysis tools, lots of tab effects, Guitar Pro files import.
a Bible study tool
BibleTime is a powerful cross platform Bible study tool. It uses the SWORD programming library to work with Bible texts, commentaries, dictionaries and books provided by the CrossWire Bible Society (http://www.crosswire.org).
Cross-platform application aimed at helping users to learn vocabulary from any foreign language(s). Add/Edit/Delete vocab words (w/ translation, category, sentence, notes, picture). Review (Quiz) vocabulary words.
GUI Application to Search and Count the Pure King James Bible
Study and analyze the Fingerprint of God in the mathematical structure, known as the King James Code, of the King James text of the Holy Bible. Allows instant real-time searches, with an autocompleter droplist to assist with words which come next. Jump to specific words, verses, or chapters by number, and see all possible count statistics of phrases within the text. Graphically visualize search results, cross-reference sources and word lexicons, and search foreign translations derived from the same Divine Masoretic/Textus Receptus Vine of Scripture. For more info and downloads, see http://www.purebiblesearch.com/ For details on the King James Code, see http://visitbethelchurch.com/