J. Félix Ontañón Carmona

J. Félix Ontañón Carmona, Computer Engineer and Digital Citizenship ICT consultant, is a member of OKFN-sp and co-founder of the citizen group OpenKratio (formerly Open Data Sevilla), both citizen organizations advocating for spreading the principles of #opengovernment, #openculture and #opendata at Spain. In these groups he has helped some 12 universities to open and visualize their economic data and participated with contributions to the future Transparency's and Citizenship Participation's regional laws for Andalusia. OpenKratio is the organization between Open Data Sevilla, an annual national summit about #opendata and #opengovernment. As a free software lover, he was involved with GNOME OpenSource Desktop Project and still maintains some projects as Wiican and Udev-discover.

by J. Félix Ontañón Carmona

OpenSpending has a built-in set of visualizations — bubble charts, treemaps, and tables — which are useful for exploring how data is structured in levels. None of them, however, are really suitable for representing spending flows. Fortunately, users of the D3.js data visualization library have given us many examples of visualizations suitable for that purpose. [...] more »