Ecaterina Moraru (Valica)

xwiki design opensourcedesign fosdem ux opensource visual ui css infographics communication open source design open source front-end interface community semantic ontology lod interaction threshold shamir cryptography patterns tips apachecon brainstorming sketch sketching layout flexbox grid osd open design web development skin variables web standards css-variables icons fossasia open usability presentation mashup captcha luis von ahn attacks recaptcha human computation games