Authentication and OAuth Gems

#	Total Rank	Daily Rank	Name	Summary
1	169	226	warden	An authentication library compatible with all Rack-based frameworks
2	181	248	devise	Flexible authentication solution for Rails with Warden
3	195	234	oauth2	🔐 A Ruby wrapper for the OAuth 2.0 Authorization Framework, including the OAuth 2.1 dra...
4	234	267	omniauth	A generalized Rack framework for multiple-provider authentication.
5	304	435	oauth	🔑 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.
6	466	492	doorkeeper	Doorkeeper is an OAuth 2 provider for Rails and Grape.
7	1,201	1,458	webauthn	WebAuthn ruby server library ― Make your application a W3C Web Authentication conforman...
8	2,026	1,972	authlogic	An unobtrusive ruby authentication library based on ActiveRecord.
9	2,692	2,630	sorcery	Provides common authentication needs such as signing in/out, activating by email and re...
10	4,166	2,789	zxcvbn	Low-Budget Password Strength Estimation. Direct Ruby port from Dropbox's zxcvbn.js code...
11	4,322	4,541	clearance	Clearance is built to support authentication and authorization via an email/passwor...
12	4,490	6,686	knock	Authentication solution for Rails based on JWT
13	6,654	4,196	rodauth	Rodauth is Ruby's most advanced authentication framework, designed to work in all rack ...
14	7,964	3,750	omniauth-twitter2	Twitter OAuth2 strategy for OmniAuth. '2' means OAuth 2.0.
15	9,247	4,948	authentication-zero	An authentication system generator for Rails applications
16	13,178	13,503	shield	Provides all the protocol you need in order to do authentication on your rack appli...
17	14,113	8,670	api_guard	JWT authentication solution for Rails APIs
18	22,982	23,438	oath	simple rails authentication
19	31,429	13,635	firebase-auth-id_token_keeper	Firebase Authentication uses ID Token. This gem verify the token on the server side.
20	111,154	14,033	veri	Minimal cookie-based authentication for Rails applications with multi-tenancy support a...