The goal of the Hoax-Slayer Website is to help make the Internet a safer, more pleasant and more productive environment by: Debunking email and Internet hoaxes, Thwarting Internet scammers
Educating web users about email and Internet security issues, Combating spam,
Hoaxy visualizes the spread of claims and related fact checking online. A claim may be a fake news article, hoax, rumor, conspiracy theory, satire, or even an accurate report. Anyone can use Hoaxy to explore how claims spread across social media. You can select any matching fact-checking articles to observe how those spread as well.
Attempts to give accurate information about rumors, misinformation, folklore, myths and urban legends on a variety of topics, including war, business, events, toxins, science, military, popular culture
The Washington Post has a very clear left-center bias and this is reflected in their fact checks. Their fact checks are excellent and sourced; however their bias is reflected in the fact that they fact check right wing claims more than left. Otherwise the Washington Post is a good resource.