alias.
An independent authentication provider that offers the security and usability benefits of single sign-on, while avoiding the privacy pitfalls of social login providers.
well-known
A free, open index of well-known resources. It scans millions of domains at regular intervals, compiling a searchable database of structured well-known resource data.
gpcsup
Checks if sites declare support for Global Privacy Control. Supporting sites are tweeted by the @gpcsup Twitter account.
shh!
Create expiring one-time links to safely share passwords and other secrets.
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Get notified when a down link is back up.