Further reading

It can be a little tricky to get started with OAuth. Here are a few links that might be of help:

• OAuth 2 spec
• Facebook Login API
• Ruby OAuth2 lib
• Simple Ruby/Sinatra example
• Python Flask example using requests-oauthlib
• Simple Python example using python-oauth2
• Ruby OmniAuth example
• Ruby Sinatra extension
• Ruby Warden strategy
• Personal access tokens and SAML SSO