Ubuntu

Here you will find a directory of free, libre and open source software for the Ubuntu platform. Schools and educators may find open educational resources in the form of Ubuntu software that is useful in the classroom.

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Dual N-Back Lite

Full Description: 

A simple dual n-back trainer. Designed to mimic the simple training scheme outlined in Jaeggi's paper on developing working memory.

GraphicsMagick

Full Description: 

GraphicsMagick is the swiss army knife of image processing.

GraphicsMagick supports huge images and has been tested with gigapixel-size images. GraphicsMagick can create new images on the fly, making it suitable for building dynamic Web applications. GraphicsMagick may be used to resize, rotate, sharpen, color reduce, or add special effects to an image and save the result in the same or different image format. Image processing operations are available from the command line, as well as through C, C++, Lua, Perl, PHP, Python, Tcl, Ruby, Windows .NET, or Windows COM programming interfaces.

General purpose graphics converter. Can convert PDF pages to images. Resizes images, makes them transparent and includes a number of other functions.

Mostly command line, but there are some X11 GUI tools included.

Open Movie Editor

Full Description: 

Open Movie Editor is a Free and Open Source video editing program, designed for basic movie making capabilities. It aims to be powerful enough for the amateur movie artist, yet easy to use.

sK1

Full Description: 

sK1 is an open source vector graphics editor similar to CorelDRAW, Adobe Illustrator or Freehand. sK1 is oriented for "prepress ready" PostScript & PDF output. Can import CorelDraw CDR format.

KiCad

Full Description: 

KiCad is an EDA software suite for the creation of professional schematics and printed circuit boards up to 32 copper layers with additional technical layers. KiCad provides a suite of programs for Schematic Capture and PCB Layout with Gerber output. With KiCad you can create schematic diagrams and printed circuit board up to 32 copper layers. KiCad comes with a rich set of libraries with 3D models as well. KiCad is a mature EDA software tool under active development by a team of developers and a vibrant user group.
KiCad includes a project manager and four main independent software tools:

  • Eeschema, schematic editor.
  • Pcbnew, printed circuit board editor.
  • Gerbview, Gerber file viewer.
  • Cvpcb, footprint selector for components association.
  • Slic3r

    Full Description: 

    Slic3r is the tool you need to convert a digital 3D model into printing instructions for your 3D printer. It cuts the model into horizontal slices (layers), generates toolpaths to fill them and calculates the amount of material to be extruded.

    LibreCAD

    Full Description: 

    Comprehensive 2D CAD application. LibreCAD started as a project to build CAM capabilities into the community version of QCad for use with a Mechmate CNC router.

    FreeCAD

    Full Description: 

    Parametric modeling allows you to easily modify your design by going back into your model history and changing its parameters. FreeCAD is open source (LGPL license) and completely modular, allowing for very advanced extension and customization. FreeCAD is multiplatfom, and reads and writes many open file formats such as STEP, IGES, STL and others. Got yourself a project you want to build, have built, or 3D printed? Model it in FreeCAD. No previous CAD experience required.

    LibreOffice

    Full Description: 

    LibreOffice is a freely available, fully-featured office productivity suite. Its native file format is OpenDocument, an open standard format that is being adopted by governments worldwide as a required file format for publishing and accepting documents. LibreOffice can also open and save documents in many other formats, including those used by several versions of Microsoft Office.

    Pidgin

    Full Description: 

    Keep all of your instant messenger buddy lists in one place and speak to buddies from any one of those lists all at the same time. Compatible with popular messenger programs like Yahoo and Google Talk. Functions like any other instant messenger program and has all of the same features.

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