Wikipedia - Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.
Skim.It - Save, sort and share the good stuff you find online.
Miraheze - Miraheze is a wiki farm (hosts wikis) for free and with no ads, it also provides custom domains...
The Correspondent - An inclusive and ad-free movement for unbreaking news
Kiwix - Kiwix enables you to have the whole Wikipedia at hand wherever you go!
Minimal Wikipedia - Minimal redesign of Wikipedia by Moe Silah