Best authentication skills for Claude Code, Codex and other agents.

Hardens code against vulnerabilities. An agent skill from penpot/penpot.

penpot/penpot

ACTIVATE when the user works on authentication in Laravel. An agent skill from coollabsio/coolify.

coollabsio/coolify

General Supabase skill for database, auth, Edge Functions, Realtime and storage work, plus client libraries, migrations, security audits, debugging and reading logs.

supabase/agent-skills

BibiGPT CLI for summarizing videos, audio, and podcasts directly in the terminal.

JimmyLv/BibiGPT-v1

A skill your agent uses when adding authentication, handling user input, working with secrets, creating API endpoints, or implementing payment/sensitive features.

jewbetcha/opentrace

Configure Better Auth server and client, set up database adapters, manage sessions, add plugins, and handle environment variables.

latitude-dev/latitude-llm

A skill your agent uses when doing ANY task involving Supabase.

curvenote/curvenote

A skill your agent uses when the user asks how code works, wants to understand architecture, trace execution flows, or explore unfamiliar parts of the codebase.

aws-samples/sample-kolya-br-proxy

Builds, modifies, debugs, migrates and verifies TypeScript MCP servers and MCP Apps with the mcp-use framework, treating the installed package's types as the source of truth.

mcp-use/mcp-use

Complete browser automation with Playwright. An agent skill from lackeyjb/playwright-skill.

lackeyjb/playwright-skill

A skill your agent uses when building real-time, bidirectional streaming applications with the Gemini Live API, or migrating legacy Live models (2.0/2.5/3.1) to Gemini 3.8 Live.

google-gemini/gemini-skills

Read and write email through the Atomic Mail from an AI agent.

Atomic-Mail/atomic-mail-agentic

Covers developing the LangBot core backend and web UI: dev setup, repo layout, API auth types, adding endpoints, migrations and keeping the MCP server in step.

langbot-app/LangBot

Crypto wallet operations via the awal CLI — sign in, check balances, send USDC/ETH/POL/SOL, trade tokens, fund the wallet, and use the x402 payment protocol to discover paid services, pay for API…

coinbase/agentic-wallet-skills

Enable, operate, and extend CAO's MCP Apps surface — the host-rendered fleet dashboard visible inside MCP App hosts (Claude Desktop, ChatGPT, VS Code Copilot, Goose, Postman).

awslabs/cli-agent-orchestrator

A skill your agent uses whenever the user mentions Microsoft Teams in a development context — whether they're building, integrating, configuring, debugging, or just asking questions.

microsoft/teams-sdk

Apply bulk operations across all jwx companion modules. An agent skill from lestrrat-go/jwx.

lestrrat-go/jwx

This skill should be used when building, modifying, or debugging a react-admin application — including creating resources, lists, forms, data fetching, authentication, relationships between…

Awesome-Technologies/synapse-admin

Build or troubleshoot portal JSON/native login clients, refresh, profile and admin APIs, and public JWKS.

greenpau/caddy-security

Operate SonarQube-enabled repositories through the SonarQube CLI (sonar): verify authentication, discover project keys, inspect project metadata, issues, measures, and quality gates, analyze changed…

DougTrajano/pydantic-ai-skills

Builds Laravel 10+ applications with Eloquent models, Sanctum authentication, Horizon queues, API resources and Livewire components, tested with Pest or PHPUnit.

Jeffallan/claude-skills

Checklist-driven security review for changes to authentication, authorization, MFA, secrets, input validation and other security-critical code.

ZeroDeng01/sublinkPro

Verify that code changes do not introduce OAuth security vulnerabilities.

doorkeeper-gem/doorkeeper

Builds REST APIs using respondto blocks with Jbuilder templates following the 37signals same-controllers-different-formats philosophy.

dilolabs/nosia

AWS Cognito user authentication and authorization service. An agent skill from itsmostafa/aws-agent-skills.

itsmostafa/aws-agent-skills

Connects an OAuth 2.0 account such as Gmail with the built-in oauth_authorize tool: an authorization link, automatic code capture and sealed token storage.

spinabot/brigade

Create and maintain Hurl tests for Dolibarr ERP/CRM. An agent skill from Dolibarr/dolibarr.

Dolibarr/dolibarr

Guide for developing Go applications with github.com/lestrrat-go/jwx v4 — parse/sign JWTs, work with JWS/JWE/JWK, pick algorithms, and avoid the common footguns.

lestrrat-go/jwx

A skill your agent uses when writing or editing any prose in this repository - the book's preface, its chapters and epilogue, the brand kit notes, the agent skill documents, the changelog, and the…

kataras/jwt

Run CodeRabbit CLI reviews, retrieve saved local or GitHub PR fix prompts, and interpret CodeRabbit authentication and review output.

coderabbitai/skills

Query or explain direct Netdata Agent APIs and Functions; review direct-query recipes or helpers; troubleshoot bearer authentication.

netdata/netdata

Read, send, search, and manage Slack workspaces with the slackcli binary.

shaharia-lab/slackcli

Battle-tested Playwright patterns for writing and debugging reliable E2E, API, component, visual, accessibility, and security tests.

testdino-hq/playwright-skill

RealSenseID face authentication SDK reference. An agent skill from realsenseai/RealSenseID.

realsenseai/RealSenseID

Scaffold and implement authentication in TypeScript/JavaScript apps using Better Auth.

deadlock-mod-manager/deadlock-mod-manager

Integrates MetaMask Embedded Wallets (Web3Auth) for non-custodial wallets via social login or custom JWT (Firebase, Auth0, Cognito).

Web3Auth/web3auth-examples

Build or review caddy-security Caddyfiles and select focused configuration skills.

greenpau/caddy-security

Master authentication and authorization patterns including JWT, OAuth2, session management, and RBAC to build secure, scalable access control systems.

ynulihao/AgentSkillOS

Implements custom passwordless authentication without Devise.

dilolabs/nosia

zele is a multi-account email and calendar CLI for Gmail, IMAP/SMTP (Fastmail, Outlook, any provider), and Google Calendar.

remorses/zele

Manages OAuth social authentication with Laravel Socialite. An agent skill from hexlet-volunteers/hexlet-sicp.

hexlet-volunteers/hexlet-sicp

Client Credentials Flow for service-to-service (daemon) authentication in MSAL.NET without user involvement

AzureAD/microsoft-authentication-library-for-dotnet

Drive the AuthEndpoints HTTP API via the in-repo test host (cookie sessions, Identity bearer, Simple JWT, CSRF, ReAuth).

madeyoga/AuthEndpoints

Publish Markdown articles and Bifrost capability series to Juejin, or verify with Microsoft Edge that a published Juejin page's title and body match the local Markdown.

bifrost-proxy/bifrost

A skill your agent uses whenever the user needs to log in to a website on their phone and reuse that authenticated session locally, especially for Playwright storageState JSON, cookies/localStorage…

Lakr233/Cookey

A skill your agent uses when implementing GitHub OAuth + GitHub App authentication with Nango - provides two-connection pattern for user login and repo access with webhook handling

AgentWorkforce/relay

Run E2E browser tests on any web application using Glance MCP.

DebugBase/glance

Use bdg CLI to drive and debug a real Chrome via Chrome DevTools Protocol - navigate, click, fill and submit forms, check what an action changed (navigation, new messages, pending requests), inspect…

szymdzum/browser-debugger-cli