"Wordclouds.com es un generador de nubes de palabras y de nubes de etiquetas gratis y online, similar a Wordle. Crea tus propias nubes de palabras y nubes ..."
"Tagxedo turns words -- famous speeches, news articles, slogans and themes, even your love letters -- into a visually stunning tag cloud, words individually sized appropriately to highlight the frequencies of occurrence within the body of text."
"Wordaizer is a free word cloud generator. You can find these kinds of tools available online so you may ask: what is the advantage of this one? Well, this program comes with many additional features."