| 1 | 485 | 539 | json-jwt | JSON Web Token and its family (JSON Web Signature, JSON Web Encryption and JSON Web Key... |
| 2 | 703 | 876 | attr_required | attr_required and attr_optional |
| 3 | 705 | 860 | rack-oauth2 | OAuth 2.0 Server & Client Library. Both Bearer token type are supported. |
| 4 | 752 | 1,065 | openid_connect | OpenID Connect Server & Client Library |
| 5 | 782 | 1,057 | swd | SWD (Simple Web Discovery) Client Library |
| 6 | 785 | 1,053 | webfinger | Ruby WebFinger client library |
| 7 | 3,065 | 2,078 | omniauth-apple | OmniAuth strategy for Sign In with Apple |
| 8 | 3,230 | 2,748 | apple_id | Sign-in with Apple backend library in Ruby. |
| 9 | 4,090 | 3,887 | fb_graph2 | Facebook Graph API v2.x Wrapper in Ruby |
| 10 | 4,472 | 7,985 | fb_graph | A full-stack Facebook Graph API wrapper in Ruby. |
| 11 | 5,753 | 13,735 | paypal-express | PayPal Express Checkout API Client for Instance, Recurring and Digital Goods Payment. |
| 12 | 10,354 | 20,496 | restclient_with_cert | RestClient with embedded cert |
| 13 | 14,249 | 27,533 | itunes-receipt | Handle iTunes In App Purchase Receipt Verification |
| 14 | 20,674 | 22,365 | square | Square API client |
| 15 | 20,759 | 22,808 | fb_graph-mock | FB Graph API mocking |
| 16 | 21,504 | 30,093 | jsonbuilder | Builder::XmlMarkup like JsonBuilder |
| 17 | 22,742 | 13,735 | twitter_oauth2 | Twitter OAuth 2.0 Client Library in Ruby. |
| 18 | 36,005 | 47,265 | activitystreams | A RubyGem for ActivityStreams Publishers |
| 19 | 36,804 | 61,102 | iknow | A rubygem for iKnow! APIs |
| 20 | 37,235 | 18,766 | web_authn | W3C Web Authentication API (a.k.a. WebAuthN / FIDO 2.0) RP library in Ruby |
| 21 | 43,706 | 24,866 | rack-locale_memorable | Remember locale in rack layer |
| 22 | 47,079 | 14,003 | faraday-jwt | Faraday Middleware for JWT Request & Response |
| 23 | 49,136 | 53,294 | smartfm | A rubygem for smart.fm APIs |
| 24 | 51,294 | 40,471 | nov-omniauth-yahoojp | Fork of Official OmniAuth strategy for Yahoo! JAPAN. |
| 25 | 65,449 | 50,095 | cose-key | COSE Key (RSA & EC) in Ruby |
| 26 | 99,276 | 71,921 | safie | Safie API Client in Ruby. |
| 27 | 102,927 | 98,240 | octokit-enterprise | Octokit for GitHub Enterprise |
| 28 | 114,199 | 112,619 | connect | Yet Another OpenID Connect Gem... might be |
| 29 | 117,692 | 87,602 | apple_pay | Apple Pay Merchant Backend |
| 30 | 127,012 | 131,109 | nov-ruby-openid | A library for consuming and serving OpenID identities. |
| 31 | 127,024 | 157,203 | nov-rack-openid | Provides a more HTTPish API around the ruby-openid library |
| 32 | 131,195 | 112,619 | nov-oauth2 | A Ruby wrapper for the OAuth 2.0 protocol built with a similar style to the original OA... |
| 33 | 131,838 | 78,816 | motion-oauth2 | OAuth2 client library for RubyMotion apps, you need APIs right? |
| 34 | 137,040 | 112,619 | nov-stylus | Bridge library to compile .styl stylesheets from ruby code. |
| 35 | 161,411 | 131,109 | nov-test-gem | just a demo for Qiita article |
| 36 | 183,909 | 66,059 | nov_test | Description |