Database
Database management and queries
error-diagnostics-smart-debug
by liuchiawei
"Use when working with error diagnostics smart debug"
neon-postgres
by liuchiawei
"Expert patterns for Neon serverless Postgres, branching, connection pooling, and Prisma/Drizzle integration Use when: neon database, serverless postgres, database branching, neon postgres, postgres serverless."
migration-checker
by masanao-ohba
Validates CakePHP migration files and ensures consistency between migrations, fixtures, and database schemas in multi-database environments
vercel-cost-guard
by jshchnz
Audits Next.js/Vercel projects for 22 cost-causing patterns across bandwidth, compute, invocations, and image optimization. Scans for large uncompressed media, missing preload attributes, API routes without caching, AI streaming without timeouts, database N+1 queries, unscoped middleware, accidental dynamic rendering, payload limit violations, missing ISR/static generation, and configuration issues. Use when reviewing a Next.js project for cost issues, preparing for launch, or after receiving an unexpected Vercel bill.
reviewing-changes
by tenzir
Review methodology for code changes with confidence scoring. Use when spawning reviewer agents, rating issue severity (P1-P4), or scoring review confidence.
migrations
by mrsknetwork
Manages database schema changes using Alembic — generates migration files, reviews them for safety, runs them in the right order, and handles rollbacks. Use when adding a new table, modifying columns, adding indexes, or renaming anything in the database. Trigger when the user mentions "migration", "alembic", "schema change", "add column", "rename table", "database version", or "upgrade/downgrade database". This skill prevents the most common data-loss mistakes: running migrations in production without a backup, generating empty migrations, and forgetting to handle nullability on existing rows.
query-sub-agent
by knowlet
專責處理 IDF (Information Display Frame) 類型的需求。讀取規格目錄結構，生成/審查 Query Side 設計與實作。支援 Java、TypeScript、Go 多語言。
zod-testing
by anivar
Testing patterns for Zod schemas using Jest and Vitest. Covers schema correctness testing, mock data generation, error assertion patterns, integration testing with API handlers and forms, snapshot testing with z.toJSONSchema(), and property-based testing. Baseline: zod ^4.0.0. Triggers on: test files for Zod schemas, zod-schema-faker imports, mentions of "test schema", "schema test", "zod mock", "zod test", or schema testing patterns.
rag-systems
by pluginagentmarketplace
Retrieval Augmented Generation systems with vector search, document processing, and hybrid retrieval.
argon-router
by aiko-atami
Integrate and use argon-router in React web applications with Effector. Use when tasks involve creating routes and routers, wiring RouterControls/history adapters, composing routes with chainRoute/group/createVirtualRoute, rendering views with RouterProvider/createRoutesView/Outlet, building links with Link/useLink, and managing URL query state with trackQuery and @argon-router/paths.
atlas-expert
by gravito-framework
Specialized in Atlas ORM and database design for Gravito. Trigger this for schema design, migrations, or complex query building.
docs
by lukeslp
"Documentation generation and technical writing skill. Use when: creating README files, writing API documentation, generating code documentation (Python docstrings, JSDoc), building user guides, producing architecture overviews, or improving existing documentation quality."
supabase-seeding
by jclfocused
Guides proper Supabase database seeding patterns. Use when creating seed files, seeding data, populating databases, or setting up test data in Supabase projects. Covers local and production seeding best practices.
database-migration-patterns
by mindmorass
Database schema migration patterns and best practices. Use when creating database migrations, implementing zero-downtime schema changes, version control for databases, or managing data migrations.
requirement-analyzer
by masanao-ohba
Extends generic requirement analysis with PHP/CakePHP specific considerations and technical mappings
infra-cost
by jforksy
Analyze and optimize cloud infrastructure costs, identify waste, and track spend efficiency
code-review-checklist
by liuchiawei
"Comprehensive checklist for conducting thorough code reviews covering functionality, security, performance, and maintainability"
flatbuffers-coder
by cuozg
FlatBuffers pipeline — define .fbs schema, generate C# via flatc, serialize/deserialize binary data. Triggers — 'flatbuffers', 'fbs schema', 'flatbuffer', 'binary serialization', 'flatc'.
zod-v4
by boneskull
Expert guidance on Zod v4 validation library including breaking changes from v3, migration patterns, core API usage, and common validation patterns. Use when working with Zod schemas, validation, type inference, or migrating from Zod v3.
supabase-local
by jclfocused
Manages local Supabase setup with custom ports. Use when setting up Supabase locally, creating migrations, managing local database, or configuring Supabase for a project. Ensures proper commands and port configuration.
data-sql
by AlexanderStephenThompson
SQL patterns for query optimization, schema design, and data modeling
sqlite-best-practices
by erayack
SQLite performance optimization, configuration, and best practices. Use this skill when writing, reviewing, or optimizing SQLite queries, schema designs, or database configurations.
code-implementer
by masanao-ohba
Implements production code for PHP/CakePHP applications based on functional design specifications
spring-data-jpa
by pluginagentmarketplace
Master Spring Data JPA - repositories, queries, relationships, transactions, and performance