| 1 | 496 | 556 | json-jwt | JSON Web Token and its family (JSON Web Signature, JSON Web Encryption and JSON Web Key... |
| 2 | 707 | 771 | attr_required | attr_required and attr_optional |
| 3 | 710 | 806 | rack-oauth2 | OAuth 2.0 Server & Client Library. Both Bearer token type are supported. |
| 4 | 753 | 848 | openid_connect | OpenID Connect Server & Client Library |
| 5 | 784 | 891 | swd | SWD (Simple Web Discovery) Client Library |
| 6 | 785 | 894 | webfinger | Ruby WebFinger client library |
| 7 | 2,984 | 2,572 | omniauth-apple | OmniAuth strategy for Sign In with Apple |
| 8 | 3,225 | 3,050 | apple_id | Sign-in with Apple backend library in Ruby. |
| 9 | 4,164 | 5,259 | fb_graph2 | Facebook Graph API v2.x Wrapper in Ruby |
| 10 | 4,630 | 8,223 | fb_graph | A full-stack Facebook Graph API wrapper in Ruby. |
| 11 | 5,998 | 12,835 | paypal-express | PayPal Express Checkout API Client for Instance, Recurring and Digital Goods Payment. |
| 12 | 10,848 | 13,130 | restclient_with_cert | RestClient with embedded cert |
| 13 | 14,931 | 30,304 | itunes-receipt | Handle iTunes In App Purchase Receipt Verification |
| 14 | 20,743 | 22,652 | square | Square API client |
| 15 | 21,345 | 23,601 | fb_graph-mock | FB Graph API mocking |
| 16 | 21,736 | 22,652 | twitter_oauth2 | Twitter OAuth 2.0 Client Library in Ruby. |
| 17 | 22,210 | 18,390 | jsonbuilder | Builder::XmlMarkup like JsonBuilder |
| 18 | 36,752 | 14,461 | faraday-jwt | Faraday Middleware for JWT Request & Response |
| 19 | 37,204 | 61,331 | activitystreams | A RubyGem for ActivityStreams Publishers |
| 20 | 37,342 | 37,933 | web_authn | W3C Web Authentication API (a.k.a. WebAuthN / FIDO 2.0) RP library in Ruby |
| 21 | 37,731 | 46,531 | iknow | A rubygem for iKnow! APIs |
| 22 | 40,809 | 17,461 | rack-locale_memorable | Remember locale in rack layer |
| 23 | 48,698 | 94,007 | nov-omniauth-yahoojp | Fork of Official OmniAuth strategy for Yahoo! JAPAN. |
| 24 | 50,224 | 74,024 | smartfm | A rubygem for smart.fm APIs |
| 25 | 64,951 | 37,933 | cose-key | COSE Key (RSA & EC) in Ruby |
| 26 | 96,346 | 41,737 | safie | Safie API Client in Ruby. |
| 27 | 103,088 | 61,331 | octokit-enterprise | Octokit for GitHub Enterprise |
| 28 | 115,419 | 94,007 | connect | Yet Another OpenID Connect Gem... might be |
| 29 | 118,128 | 129,210 | apple_pay | Apple Pay Merchant Backend |
| 30 | 127,018 | 94,007 | nov-ruby-openid | A library for consuming and serving OpenID identities. |
| 31 | 127,415 | 94,007 | nov-rack-openid | Provides a more HTTPish API around the ruby-openid library |
| 32 | 131,359 | 94,007 | nov-oauth2 | A Ruby wrapper for the OAuth 2.0 protocol built with a similar style to the original OA... |
| 33 | 131,914 | 74,024 | motion-oauth2 | OAuth2 client library for RubyMotion apps, you need APIs right? |
| 34 | 134,369 | 74,024 | nov-stylus | Bridge library to compile .styl stylesheets from ruby code. |
| 35 | 161,532 | 74,024 | nov-seed-fu | Seed Fu is an attempt to once and for all solve the problem of inserting and maintainin... |
| 36 | 161,844 | 129,210 | nov-test-gem | just a demo for Qiita article |
| 37 | 184,881 | 61,331 | nov_test | Description |
| 38 | 188,362 | 37,933 | moneyforward-omniauth-azure-activedirectory-v2 | Allows developers to authenticate with Azure AD V2 |
| 39 | 191,178 | 74,024 | geld-utils | Ruby utils on MoneyForward |
| 40 | 191,870 | 74,024 | ruby_branch_coverage | A program to convert json to xml test coverage format gem |