WikipediaFree online crowdsourced encyclopedia · Wikimedia content project–——
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8 familiar choices to compare. A curated selection.
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WikipediaFree online crowdsourced encyclopedia · Wikimedia content project–——
OpenStreetMapCollaborative map database · online community · crowdsourced project · community project · free software · open data project · registered service mark · economic sector · free content · internet map service · mapping project · spatial database–——
Project GutenbergOnline digital book library · digital library · MediaWiki wiki · website · ebook distribution platform–——
LibriVoxpublic domain audiobook project · database · service on Internet · virtual library · audiobook publisher–——
ZooniverseCitizen science platform · web portal · citizen science project–——
Folding@homeDistributed computing project simulating protein folding · simulation software · grid computing · distributed computing · online service–——
SETI@homeVolunteer computing project · volunteer computing · Berkeley Open Infrastructure for Network Computing projects · open-source software · distributed computing · nonprofit organization–——
Galaxy ZooCrowdsourced astronomy project · website · crowdsourcing · citizen science project–——Showing 8 of 8