Authentication and OAuth Gems

#	Total Rank	Daily Rank	Name	Summary
1	173	221	warden	An authentication library compatible with all Rack-based frameworks
2	182	234	devise	Flexible authentication solution for Rails with Warden
3	193	226	oauth2	🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 dra...
4	235	244	omniauth	A generalized Rack framework for multiple-provider authentication.
5	306	426	oauth	🔑 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.
6	468	451	doorkeeper	Doorkeeper is an OAuth 2 provider for Rails and Grape.
7	1,205	1,574	webauthn	WebAuthn ruby server library ― Make your application a W3C Web Authentication conforman...
8	2,027	1,691	authlogic	An unobtrusive ruby authentication library based on ActiveRecord.
9	2,692	2,496	sorcery	Provides common authentication needs such as signing in/out, activating by email and re...
10	4,117	2,686	zxcvbn	Low-Budget Password Strength Estimation. Direct Ruby port from Dropbox's zxcvbn.js code...
11	4,346	5,216	clearance	Clearance is built to support authentication and authorization via an email/passwor...
12	4,532	7,177	knock	Authentication solution for Rails based on JWT
13	6,530	3,631	rodauth	Rodauth is Ruby's most advanced authentication framework, designed to work in all rack ...
14	7,225	3,563	omniauth-twitter2	Twitter OAuth2 strategy for OmniAuth. '2' means OAuth 2.0.
15	9,065	6,165	authentication-zero	An authentication system generator for Rails applications
16	13,237	13,561	shield	Provides all the protocol you need in order to do authentication on your rack appli...
17	13,899	7,686	api_guard	JWT authentication solution for Rails APIs
18	23,021	21,724	oath	simple rails authentication
19	31,479	26,887	firebase-auth-id_token_keeper	Firebase Authentication uses ID Token. This gem verify the token on the server side.
20	102,204	14,837	veri	Minimal cookie-based authentication for Rails applications with multi-tenancy support a...