| 1 | 495 | 484 | json-jwt | JSON Web Token and its family (JSON Web Signature, JSON Web Encryption and JSON Web Key... |
| 2 | 705 | 664 | attr_required | attr_required and attr_optional |
| 3 | 707 | 642 | rack-oauth2 | OAuth 2.0 Server & Client Library. Both Bearer token type are supported. |
| 4 | 753 | 690 | openid_connect | OpenID Connect Server & Client Library |
| 5 | 780 | 707 | swd | SWD (Simple Web Discovery) Client Library |
| 6 | 785 | 706 | webfinger | Ruby WebFinger client library |
| 7 | 2,970 | 2,290 | omniauth-apple | OmniAuth strategy for Sign In with Apple |
| 8 | 3,228 | 2,931 | apple_id | Sign-in with Apple backend library in Ruby. |
| 9 | 4,182 | 4,768 | fb_graph2 | Facebook Graph API v2.x Wrapper in Ruby |
| 10 | 4,663 | 14,519 | fb_graph | A full-stack Facebook Graph API wrapper in Ruby. |
| 11 | 6,027 | 12,088 | paypal-express | PayPal Express Checkout API Client for Instance, Recurring and Digital Goods Payment. |
| 12 | 10,878 | 23,326 | restclient_with_cert | RestClient with embedded cert |
| 13 | 14,988 | 37,006 | itunes-receipt | Handle iTunes In App Purchase Receipt Verification |
| 14 | 20,724 | 13,813 | square | Square API client |
| 15 | 21,411 | 24,414 | fb_graph-mock | FB Graph API mocking |
| 16 | 21,586 | 10,175 | twitter_oauth2 | Twitter OAuth 2.0 Client Library in Ruby. |
| 17 | 22,303 | 29,880 | jsonbuilder | Builder::XmlMarkup like JsonBuilder |
| 18 | 35,798 | 9,671 | faraday-jwt | Faraday Middleware for JWT Request & Response |
| 19 | 37,322 | 110,042 | activitystreams | A RubyGem for ActivityStreams Publishers |
| 20 | 37,381 | 29,880 | web_authn | W3C Web Authentication API (a.k.a. WebAuthN / FIDO 2.0) RP library in Ruby |
| 21 | 37,821 | 71,816 | iknow | A rubygem for iKnow! APIs |
| 22 | 40,428 | 13,813 | rack-locale_memorable | Remember locale in rack layer |
| 23 | 48,330 | 14,778 | nov-omniauth-yahoojp | Fork of Official OmniAuth strategy for Yahoo! JAPAN. |
| 24 | 50,365 | 71,816 | smartfm | A rubygem for smart.fm APIs |
| 25 | 64,993 | 110,042 | cose-key | COSE Key (RSA & EC) in Ruby |
| 26 | 96,104 | 29,880 | safie | Safie API Client in Ruby. |
| 27 | 103,022 | 42,965 | octokit-enterprise | Octokit for GitHub Enterprise |
| 28 | 115,492 | 71,816 | connect | Yet Another OpenID Connect Gem... might be |
| 29 | 118,302 | 71,816 | apple_pay | Apple Pay Merchant Backend |
| 30 | 127,126 | 71,816 | nov-ruby-openid | A library for consuming and serving OpenID identities. |
| 31 | 127,457 | 110,042 | nov-rack-openid | Provides a more HTTPish API around the ruby-openid library |
| 32 | 131,425 | 110,042 | nov-oauth2 | A Ruby wrapper for the OAuth 2.0 protocol built with a similar style to the original OA... |
| 33 | 131,985 | 71,816 | motion-oauth2 | OAuth2 client library for RubyMotion apps, you need APIs right? |
| 34 | 134,064 | 52,349 | nov-stylus | Bridge library to compile .styl stylesheets from ruby code. |
| 35 | 157,679 | 16,244 | nov-seed-fu | Seed Fu is an attempt to once and for all solve the problem of inserting and maintainin... |
| 36 | 161,831 | 71,816 | nov-test-gem | just a demo for Qiita article |
| 37 | 179,661 | 10,301 | moneyforward-omniauth-azure-activedirectory-v2 | Allows developers to authenticate with Azure AD V2 |
| 38 | 182,334 | 11,710 | geld-utils | Ruby utils on MoneyForward |
| 39 | 185,048 | 52,349 | nov_test | Description |
| 40 | 187,628 | 17,717 | ruby_branch_coverage | A program to convert json to xml test coverage format gem |