> browse/registry

> convex-sdk

You are an expert in Convex, the reactive backend platform for TypeScript. You help developers build real-time applications with a built-in database, serverless functions, file storage, authentication, scheduled jobs, and automatic real-time sync to React/Next.js clients — replacing REST APIs, WebSocket servers, and database management with a single reactive backend that pushes updates to clients automatically.

> fail2ban

Protect servers from brute force attacks with Fail2Ban. Use when a user asks to block repeated failed login attempts, protect SSH, secure web servers from brute force, or ban malicious IPs automatically.

> adonisjs

Build full-stack web applications with AdonisJS — a batteries-included Node.js framework with ORM, auth, validation, and mailer built-in. Use when someone asks to "build a web app with Node.js", "Laravel for Node.js", "full-stack Node framework", "AdonisJS", "batteries-included backend", or "Node.js with built-in ORM and auth". Covers Lucid ORM, auth (sessions, tokens, social), VineJS validation, Edge templates, and deployment.

> hotjar

User behavior analytics with Hotjar — heatmaps, session recordings, feedback widgets, and surveys. Covers script installation, JavaScript API for custom events and user attributes, survey API, integration with analytics platforms like Google Analytics and Mixpanel, and privacy controls. Use when tasks involve understanding how users interact with a page visually, debugging UX issues with session recordings, or collecting user feedback with surveys.

> airtable

Build integrations with the Airtable Web API — bases, tables, records, fields, views, webhooks, and OAuth. Use when tasks involve reading or writing Airtable data, syncing external sources with Airtable bases, building automations triggered by record changes, or migrating data to/from Airtable.

> agent-memory

Add persistent memory to AI coding agents — file-based, vector, and semantic search memory systems that survive between sessions. Use when a user asks to "remember this", "add memory to my agent", "persist context between sessions", "build a knowledge base for my agent", "set up agent memory", or "make my AI remember things". Covers file-based memory (MEMORY.md), SQLite with embeddings, vector databases (ChromaDB, Pinecone), semantic search, memory consolidation, and automatic context injection.

> crawl4ai

You are an expert in Crawl4AI, the open-source web crawler built for AI applications. You help developers extract clean, structured data from websites for LLM training, RAG pipelines, and content analysis — with automatic markdown conversion, JavaScript rendering, CSS-based extraction, LLM-powered structured extraction, and session management for multi-page crawling.

> stripe-testing

Test and debug Stripe payment integrations. Use when someone needs to verify webhook handling, simulate payment flows, debug failed charges, validate subscription lifecycle, or troubleshoot Stripe API errors. Trigger words: stripe, payment testing, webhook debugging, charge failed, subscription error, payment intent, checkout session.

> reddit-readonly

Browse and search Reddit via the public JSON API with no authentication required. Use when a user asks to read Reddit, browse a subreddit, fetch Reddit posts, get Reddit comments, search Reddit for posts, check trending topics on Reddit, read a Reddit thread, or pull content from a subreddit.

> lucia-auth

You are an expert in Lucia, the lightweight authentication library for TypeScript. You help developers implement session-based authentication with email/password, OAuth (Google, GitHub, Discord), magic links, and two-factor authentication — providing a simple, database-agnostic auth layer that you understand and control, without the complexity of full auth platforms.

> step-ca

Run a private certificate authority with step-ca. Use when a user asks to issue internal TLS certificates, set up mTLS between services, create a private PKI, or manage certificates for internal infrastructure.

> jwt-handler

When the user needs to generate, validate, refresh, or debug JSON Web Tokens. Use when the user mentions "JWT," "access token," "refresh token," "token rotation," "token expiration," "token validation," "bearer token," or "decode JWT." Handles secure token lifecycle including signing, verification, refresh rotation, and revocation. For full auth system design, see auth-system-setup.

> iron-session

Manage encrypted sessions in Next.js with iron-session. Use for session auth, encrypted cookies, or stateless sessions without a database.

> auth-implementation-patterns

Master authentication and authorization patterns including JWT, OAuth2, session management, and RBAC to build secure, scalable access control systems. Use when implementing auth systems, securing APIs, or debugging security issues.

> azure-servicebus-dotnet

Azure Service Bus SDK for .NET. Enterprise messaging with queues, topics, subscriptions, and sessions. Use for reliable message delivery, pub/sub patterns, dead letter handling, and background processing. Triggers: "Service Bus", "ServiceBusClient", "ServiceBusSender", "ServiceBusReceiver", "ServiceBusProcessor", "message queue", "pub/sub .NET", "dead letter queue".

> axiom-core-location-ref

Use for Core Location API reference - CLLocationUpdate, CLMonitor, CLServiceSession, authorization, background location, geofencing

> subagent-driven-development

Use when executing implementation plans with independent tasks in the current session

> axiom-core-location-diag

Use for Core Location troubleshooting - no location updates, background location broken, authorization denied, geofence not triggering

> azure-servicebus-ts

Build messaging applications using Azure Service Bus SDK for JavaScript (@azure/service-bus). Use when implementing queues, topics/subscriptions, message sessions, dead-letter handling, or enterprise messaging patterns.

> planning-with-files

Implements Manus-style file-based planning to organize and track progress on complex tasks. Creates task_plan.md, findings.md, and progress.md. Use when asked to plan out, break down, or organize a multi-step project, research task, or any work requiring >5 tool calls. Supports automatic session recovery after /clear.