> browse/registry

> azure-cosmos-db

Expert knowledge for Azure Cosmos DB development including troubleshooting, best practices, decision making, architecture & design patterns, limits & quotas, security, configuration, integrations & coding patterns, and deployment. Use when building, debugging, or optimizing Azure Cosmos DB applications. Not for Azure Table Storage (use azure-table-storage), Azure SQL Database (use azure-sql-database), Azure Database for PostgreSQL (use azure-database-postgresql), Azure Database for MySQL (use az

> azure-database-migration

Expert knowledge for Azure Database Migration service development including troubleshooting, decision making, limits & quotas, security, integrations & coding patterns, and deployment. Use when building, debugging, or optimizing Azure Database Migration service applications. Not for Azure Migrate (use azure-migrate), Azure SQL Database (use azure-sql-database), Azure SQL Managed Instance (use azure-sql-managed-instance), SQL Server on Azure Virtual Machines (use azure-sql-virtual-machines).

> azure-database-mysql

Expert knowledge for Azure Database for MySQL development including troubleshooting, best practices, decision making, architecture & design patterns, limits & quotas, security, configuration, integrations & coding patterns, and deployment. Use when building, debugging, or optimizing Azure Database for MySQL applications. Not for Azure Database for MariaDB (use azure-database-mariadb), Azure Database for PostgreSQL (use azure-database-postgresql), Azure SQL Database (use azure-sql-database), SQL

> azure-database-postgresql

Expert knowledge for Azure Database for PostgreSQL development including troubleshooting, best practices, decision making, architecture & design patterns, limits & quotas, security, configuration, integrations & coding patterns, and deployment. Use when building, debugging, or optimizing Azure Database for PostgreSQL applications. Not for Azure Database for MySQL (use azure-database-mysql), Azure Database for MariaDB (use azure-database-mariadb), Azure SQL Database (use azure-sql-database), Azur

> azure-managed-redis

Expert knowledge for Azure Managed Redis development including troubleshooting, best practices, decision making, architecture & design patterns, security, configuration, integrations & coding patterns, and deployment. Use when building, debugging, or optimizing Azure Managed Redis applications. Not for Azure Cache for Redis (use azure-cache-redis).

> convex-migrations

Schema migration strategies for evolving applications including adding new fields, backfilling data, removing deprecated fields, index migrations, and zero-downtime migration patterns

> convex

Umbrella skill for all Convex development patterns. Routes to specific skills like convex-functions, convex-realtime, convex-agents, etc.

> clickhouse-best-practices

MUST USE when reviewing ClickHouse schemas, queries, or configurations. Contains 28 rules that MUST be checked before providing recommendations. Always read relevant rule files and cite specific rules in responses.

> database-postgresql

Data access patterns, scaling, migrations, and ORM selection for PostgreSQL. (triggers: **/*.entity.ts, prisma/schema.prisma, **/migrations/*.sql, TypeOrmModule, PrismaService, PostgresModule)

> database-redis

Expert rules for caching, key management, and performance in Redis. Use when implementing Redis caching strategies, managing key namespaces, or optimizing Redis performance. (triggers: **/*.ts, **/*.js, **/redis.config.ts, redis, cache, ttl, eviction)

> golang-database

Standards for database interaction, connection pooling, and repository patterns in Golang. Use when implementing database access, connection pools, or repositories in Go. (triggers: internal/adapter/repository/**, database, sql, postgres, gorm, sqlc, pgx)

> database-mongodb

Expert rules for schema design, indexing, and performance in MongoDB. Use when designing MongoDB schemas, creating indexes, or optimizing NoSQL query performance. (triggers: **/*.ts, **/*.js, **/*.json, mongo, mongoose, objectid, schema, model)

> nestjs-bullmq

Standard workflow for BullMQ jobs in NestJS. Use for: queue processors, redis-throttler, Upstash limits, idle polling (10s), stalled jobs, and retention. Triggers on: bullmq, processors, registerQueue, drainDelay, stalledInterval, removeOnComplete, Redis outages, or failing background tasks. (triggers: **/*.processor.ts, **/*.module.ts, **/bull-queue.constants.ts, **/redis-throttler*.ts, queue, background job, worker, processor, bullmq, drainDelay, stalledInterval, removeOnComplete, redis limit,

> nestjs-caching

Multi-level caching, Invalidation patterns, and Stampede protection. Use when implementing multi-level caching or cache invalidation strategies in NestJS. (triggers: **/*.service.ts, **/*.interceptor.ts, CacheInterceptor, CacheTTL, Redis, stale-while-revalidate)

> nestjs-database

Data access patterns, Scaling, Migrations, and ORM selection. Use when implementing TypeORM/Prisma repositories, migrations, or database patterns in NestJS. (triggers: **/*.entity.ts, prisma/schema.prisma, TypeOrmModule, PrismaService, MongooseModule, Repository)

> golang-security

Security standards for Go backend services. Use when implementing input validation, crypto, or SQL injection prevention in Go. (triggers: **/*.go, crypto/rand, sql, sanitize, jwt, bcrypt, validation)

> nestjs-testing

Unit and E2E testing with Jest, mocking strategies, and database isolation. Use when writing NestJS unit tests, E2E tests with supertest, or mock providers. (triggers: **/*.spec.ts, test/**/*.e2e-spec.ts, Test.createTestingModule, supertest, jest, beforeEach)

> php-security

PHP security standards for database access, password handling, and input validation. Use when securing PHP apps against SQL injection, XSS, or weak password storage. (triggers: **/*.php, pdo, password_hash, htmlentities, filter_var)

> laravel-database-expert

Expert patterns for advanced queries, Redis caching, and database scalability. Use when optimizing Laravel queries, implementing Redis caching, or scaling databases. (triggers: config/database.php, database/migrations/*.php, join, aggregate, subquery, selectRaw, Cache)

> laravel-testing

Automated testing standards with Pest and PHPUnit. Use when writing Pest or PHPUnit feature/unit tests in Laravel applications. (triggers: tests/**/*.php, phpunit.xml, feature, unit, mock, factory, sqlite)