Is there any way to validate the Open Graph protocol meta tags for Facebook integration?
59420
Open Graph validation for HTML5
125108
Unable to link OpenID on Stack Overflow with SourceForge
98354
Adding magic link for Meta Stack Overflow?
149417
Should gold tag badges in required tags on meta provide insta-close-dupe functionality?
108257
Wordpress OpenID: Redirects on POST requests that are to untrusted servers is not supported
23857
Handle invalid accessToken with FBSession openActiveSessionWithReadPermissions in Facebook iOS 3.1.1 SDK
67804
Facebook OAuth Data Capturing
83804
When using Google and Facebook for social login, how to prevent misattributed session referrers and goal conversions in Google Analytics?
88246
Anything start with http:// is validated by FILTER_VALIDATE_URL?
26969
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
45652
Design for Facebook authentication in an iOS app that also accesses a secured web service
20100
What HTML tags are allowed on Stack Exchange sites?
1287
Meta Tags on Frontpage
85301
"meta user" link doesn't work for all users
28967
How to validate domain credentials?
134463
Why is my StackExchange OpenID so hard to find?
41966
Can I use Facebook's fb:friend-selector in an iframe?