Database
Database management and queries
data-client-react
by reactive
Use @data-client/react hooks - useSuspense, useQuery, useCache, useLive, useDLE, useSubscription, useController for fetch/mutations, DataProvider, AsyncBoundary, useLoading, useDebounce
aid-finances
by nweii
"Expert financial guidance for budgeting, investments, and retirement planning. Use for analyzing market strategies, debt management, or general personal finance questions."
adapter-guide
by MaterializeInc
This skill should be used when the user works on the adapter layer, coordinator, pgwire, frontend peek path, peek client, timestamp oracle, batching oracle, or related crates. Trigger when the user mentions or edits files in src/adapter/, src/pgwire/, src/timestamp-oracle/, or mentions frontend, coordinator, read holds, timestamp selection, timestamp oracle, batching oracle, or query sequencing.
jpa-patterns
by Ashfaqbs
JPA/Hibernate patterns for entity design, relationships, query optimization, transactions, auditing, indexing, pagination, and pooling in Spring Boot.
ecto-essentials
by j-morgan6
MANDATORY for ALL database work. Invoke before modifying schemas, queries, or migrations.
rag
by giuseppe-trisciuoglio
Provides patterns to build Retrieval-Augmented Generation (RAG) systems for AI applications with vector databases and semantic search. Use when implementing knowledge-grounded AI, building document Q&A systems, or integrating LLMs with external knowledge bases.
aws-rds-spring-boot-integration
by giuseppe-trisciuoglio
Provides patterns to configure AWS RDS (Aurora, MySQL, PostgreSQL) with Spring Boot applications. Use when setting up datasources, connection pooling, security, and production-ready database configuration.
langchain4j-rag-implementation-patterns
by giuseppe-trisciuoglio
Provides Retrieval-Augmented Generation (RAG) implementation patterns with LangChain4j. Handles document ingestion pipelines, embedding stores, vector search strategies, and knowledge-enhanced AI applications. Use when creating question-answering systems over document collections or AI assistants with external knowledge bases.
spring-data-jpa
by giuseppe-trisciuoglio
Provides patterns to implement persistence layers with Spring Data JPA. Use when creating repositories, configuring entity relationships, writing queries (derived and @Query), setting up pagination, database auditing, transactions, UUID primary keys, multiple databases, and database indexing.
astro
by oakoss
Astro web framework patterns for content-driven sites. Covers content collections with Zod schemas and loaders, island architecture with selective hydration directives, view transitions with ClientRouter, server-side and hybrid rendering modes, server islands, Astro DB with astro:db, middleware with onRequest, and framework integrations (React, Svelte, Vue). Use when building content-driven websites, configuring island hydration strategies, setting up view transitions, choosing between static and server rendering, integrating UI framework components, defining content collection schemas, or adding middleware.
arktype-validation
by oakoss
'ArkType runtime validation with TypeScript-native syntax. Type-safe schemas using string expressions, morphs, scopes, and generics. Includes ArkEnv for typesafe environment variable validation with auto-coercion and Vite plugin. Use when defining schemas, validating data, transforming input, building type-safe APIs with ArkType, or validating environment variables with ArkEnv.'
deployment-strategy
by oakoss
Deployment strategy patterns for zero-downtime releases. Covers blue-green, canary, rolling, and recreate strategies with rollback procedures, health checks, feature flags, progressive delivery, and environment promotion workflows. Use when choosing a deployment strategy, implementing rollback procedures, configuring health checks, setting up environment promotion pipelines, planning progressive delivery with feature flags, or reducing blast radius during releases.
destructive-command-guard
by oakoss
'Blocks dangerous commands before execution via a Rust-based Claude Code hook. Use when configuring agent safety guards, setting up destructive command blocking, or auditing CLI protection rules. Use for git reset protection, rm -rf interception, force-push blocking, pack-based command filtering, and PreToolUse hook safety.'
db-enforcer
by oakoss
'Enforces database integrity for PostgreSQL and Prisma systems. Use when designing schemas, writing migrations, or configuring Row-Level Security. Use for type-safe SQL, naming alignment, constraint validation, zero-trust RLS policies, UUIDv7 primary keys, and zero-downtime deployments.'
spring-boot-saga-pattern
by giuseppe-trisciuoglio
Provides distributed transaction patterns using the Saga Pattern in Spring Boot microservices. Use when building microservices requiring transaction management across multiple services, handling compensating transactions, ensuring eventual consistency, or implementing choreography or orchestration-based sagas with Spring Boot, Kafka, or Axon Framework.
postgis-skill
by postgis
PostGIS-focused SQL tips, tricks and gotchas. Use when in need of dealing with geospatial data in Postgres.
aws-sdk-java-v2-dynamodb
by giuseppe-trisciuoglio
Provides Amazon DynamoDB patterns using AWS SDK for Java 2.x. Use when creating, querying, scanning, or performing CRUD operations on DynamoDB tables, working with indexes, batch operations, transactions, or integrating with Spring Boot applications.
hook-schema-audit
by melodic-software
Audit hook event schema for drift. Compares implementation against official docs.
spring-data-neo4j
by giuseppe-trisciuoglio
Provides Spring Data Neo4j integration patterns for graph database development. Use when working with Neo4j graph databases, node entities, relationships, Cypher queries, reactive Neo4j operations, or Spring Data Neo4j repositories.
problem-framing
by WellApp-ai
Frame problems using JTBD Job Stories, HMW questions, and persona validation
gtm-alignment
by WellApp-ai
Align phases with GTM strategy, persona tiers, and KPI targets
tech-divergence
by WellApp-ai
Evaluate technical options with scoring matrix, trigger Gate 4 for significant decisions
team-routing
by WellApp-ai
Detect domain from context and find appropriate team member
design-context
by WellApp-ai
Refresh UI/UX context from design system, Storybook, and codebase