The goal of the Alpheios project is to help people learn how to learn languages as efficiently and enjoyably as possible, and in a way that best helps them understand their own literary heritage and culture, and the literary heritage and culture of other peoples throughout history. One of the principal tools, a Firefox plugin, allows a reader to browse a web page with Latin, ancient Greek, or Arabic, click on a word, and get a definition and morphological analysis of the word.
Open source map design studio for creating and styling web tile maps, based on either provided free MapBox Geodata, or data imported as a variety of file formats. It uses the CartoCSS styling language to customize interactive visualizations, with powerful control of symbols, zoom levels, labels, and other cartographic details. The finished maps can be exported either as images or tiled web maps. Though the TileMill software is free, there may be a fee to host the created tiles on MapBox or elsewhere.
Easy-to-use web-based software for creating infographics and data visualization, including a platform to share your work and discover works by others.
QGIS is a user-friendly Open Source Geographic Information System (GIS) licensed under the GNU General Public License. QGIS is an official project of the Open Source Geospatial Foundation (OSGeo). It runs on Linux, Unix, Mac OSX, Windows and Android and supports numerous vector, raster, and database formats and functionalities.
A key benefit is that once a developer has loaded Mapstraction, s/he can to switch from one map API to another quickly and easily - often only needing to change a few lines of code.
Mapstraction displays points, lines, polygons and markers on the maps, and also allows developers to add base maps and overlays.
The OpenZoom SDK is a free and open source toolkit for Flash for developing Zoomable User Interfaces (ZUIs) for high-resolution images.
UMapper allows users to create embeddable, interactive Flash maps and geo-games from within their browser. There is a free option available with limited customization, and a more flexible paid option; see the feature comparison.