An award-winning drawing program for children ages 3 to 12
Tux Paint is a free, award-winning drawing program for children ages 3 to 12. It combines an easy-to-use interface, fun sound effects, and an encouraging cartoon mascot who guides children as they use the program. Kids are presented with a blank canvas and a variety of drawing tools to help them be creative. Along with paintbrush, shapes and text, Tux Paint includes a "stamp" feature to add pre-drawn or photographic imagery to pictures, and a set of "magic tools" that provide filter effects (like blur, tint and waves) and interesting drawing tools (like train tracks, bubbles and grass). Tux Paint includes a collection of "starter" images, both coloring-book style and photo-realistic, and a large collections of stamps are available as a separate download. Additional content can be added by parents and teachers, or downloaded from 3rd parties. Tux Paint is available for Linux, BSD, Windows, Mac OS X and Haiku operating systems.
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.
An interactive viewer for three-dimensional chemical structures.
Over 10,000,000 page views! Jmol/JSmol is a molecular viewer for 3D chemical structures that runs in four independent modes: an HTML5-only web application utilizing jQuery, a Java applet, a stand-alone Java program (Jmol.jar), and a "headless" server-side component (JmolData.jar). Jmol can read many file types, including PDB, CIF, SDF, MOL, PyMOL PSE files, and Spartan files, as well as output from Gaussian, GAMESS, MOPAC, VASP, CRYSTAL, CASTEP, QuantumEspresso, VMD, and many other quantum chemistry programs. Files can be transferred directly from several databases, including RCSB, EDS, NCI, PubChem, and MaterialsProject. Multiple files can be loaded and compared. A rich scripting language and a well-developed web API allow easy customization of the user interface. Features include interactive animation and linear morphing. Jmol interfaces well with JSpecView for spectroscopy, JSME for 2D->3D conversion, POV-Ray for images, and CAD programs for 3D printing (VRML export).
A very high quality package of printer drivers for CUPS on Linux, Macintosh OS X, and other POSIX-compliant operating systems. This project also maintains an enhanced Print plug-in for GIMP 2.x from the same code base.
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
Gramps, the open source genealogy program
Gramps is a genealogy program for Linux, Windows, Mac, and FreeBSD that allows you to easily build and keep track of your family tree. It supports the GEDCOM standard, allows fine grained privacy controls and can generate many different types of reports (descendant trees, graphs, connection diagrams, ....)
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.
Standards Compliant Learning Management System
ATutor is an Open Source Web-based Learning Management System (LMS), designed with accessibility and adaptability in mind. Author interoperable e-learning content, provides social networking, and adheres to standards. Put your courses online.
Free Web-Based Church Management Database Software
ChurchInfo is a free church database network application written in PHP/MySQL. This membership and management database is designed specifically to help automate the operation of a church. It has features to track members, families, groups, donations, etc
PhpGedView is a revolutionary genealogy program which allows you to view and edit your genealogy on your website. It has full privacy functions, can import from GEDCOM files, and supports multimedia. It also simplifies family collaboration.
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).
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.
GenealogyJ is a viewer and editor for genealogic data, suitable for hobbyist, family historian and genealogy researcher. GenJ supports the Gedcom standard, is written in Java and offers many views like family tree, table, timeline, geography and more.
Software designed for remediation of dyscalculia (or mathematical learning disabilities) in children aged 4-8 and for teaching number sense in kindergarten children. For more information, visit the unicog lab website using the link below. NOTE: To use The Number Race, you may need to download TWO files, the main program (above), AND a language pack. To get to the language packs, click on "Files" on the menu bar above, and select version and the appropriate language. If you are lucky there might be an installer + language pack available as one download. Check "Files" -> version -> Language
forma.lms is a Learning Management System (LMS), opensource lms
forma.lms is an open-source, web-based elearning platform (learning management system - LMS), used to manage and deliver online training courses. It's focused on corporate training needs. The projects forma.lms ((aka formalms) was originally created as a fork of Docebo CE v 4.0.5. The support comnunity of forma.Lms is active on http://www.elearningcommunity.net
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.
Rapla is a flexible multi-user resource and event planing system. It features multiple calendars views, conflict-management, fully configurable resource and event types and many import/export functions.
OpenTeacher is an opensource application that helps you learn a foreign language vocabulary. Just enter some words in your native and foreign language, and OpenTeacher tests you.
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
VuFind is a library resource discovery portal designed and developed for libraries by libraries. The goal of VuFind is to enable your users to search and browse through all of your library's resources by replacing the traditional OPAC.
HuMo-gen is an open-source server-side genealogy program, that dynamically displays genealogical data from a MySQL database as a website with numerous reports and charts. Webmasters can do online editing and users may choose from several languages.
Internote provides persistent sticky notes for Mozilla's Firefox web browser. Notes are extremely customizable, and are saved between sessions, reappearing on the page they were created on.
Production recording and barcoding solution using EAN128 barcodes. Runs on Windows, OSX, Linux and supports MS SQL, Oracle and mySQL databases.
Online translator with some advanced features
TAO Translator (formerly, The Advanced Online Translator) uses online translation services to provide translations. Currently supported services: * Google Translate - supports translation, transliteration for most non-latin scripts, language detection, and dictionary with reverse translations for single words. * Microsoft Translator (a.k.a. Bing Translator) - supports translation and language detection. * Yandex.Translate - supports translation and language detection. * Yandex.Dictionaries - supports dictionary with transcription for some languages, synonyms, and reverse translations. More services might be added in future. This project is archive of all TAO Translator releases.