Browse the directory

Prepare complete, source-backed HeyClaude content submissions for agents, MCP servers, tools, skills, rules, commands, hooks, guides, collections, and statuslines.

TypeScript-first validation skill using Zod — define schemas once, get runtime checks and inferred types for APIs, forms, and data pipelines.

Compile JSON Schema (draft-07, 2019-09, 2020-12) into fast validators with Ajv, report every failure by its instancePath, and use Ajv options to coerce types, apply defaults, and remove unknown properties so incoming JSON is both validated and normalized.

Official MCP server providing read-only access to PostgreSQL databases with schema inspection and query capabilities

Open-source Python library from dottxt for structured LLM generation, guaranteeing outputs that match a JSON schema, Pydantic model, regex, grammar, or multiple-choice set during generation across many model backends.

The official InfluxData MCP server for InfluxDB 3 (Core, Enterprise, Cloud Dedicated, Clustered, and Cloud Serverless). It lets LLMs run SQL queries, write line-protocol data, inspect databases and measurement schemas, manage databases and tokens, and check cluster health over the Model Context Protocol.

Official AWS Labs developer-experience MCP server for Amazon DynamoDB that provides expert data-modeling guidance, model validation against DynamoDB Local, source-database analysis, schema conversion, and CDK generation.

Manage CockroachDB Cloud clusters from Claude — list databases and tables, inspect schemas, run SELECT queries, explain query plans, monitor running queries, and optionally create tables and insert data — with the official CockroachDB Cloud MCP server.

Connect Claude to DataHub — search assets, trace data lineage, explore schemas, retrieve real query history, and enrich metadata — with the official DataHub MCP server from Acryl Data, supporting the full DataHub data catalog platform.

Agent Skill from mcp-use for turning OpenAPI or Swagger specs into MCP servers with operation-to-tool mapping, auth wiring, Zod schema generation, inspector testing, and streamable HTTP deployment.

Manage Sanity content from Claude — query documents with GROQ, create and publish content, deploy schemas and studios, manage releases, search documentation, and generate images — with the official Sanity remote MCP server hosted at mcp.sanity.io.

Connect Claude to Teradata — list databases and tables, inspect DDL, run SQL queries, preview data, analyze column quality, and explore DBA diagnostics — with the official Teradata MCP server supporting optional ML tool expansion via the teradataml Python package.

Connect Claude to a local or in-memory Turso/libSQL database — query, insert, update, delete, and manage schemas with nine dedicated tools — using the official MCP server built into the Turso CLI with the `--mcp` flag.

Connect Claude to Confluent Cloud and Apache Kafka — manage topics, produce and consume messages, run Flink SQL, and operate Schema Registry and connectors — with Confluent's official MCP server.

Connect Claude to MotherDuck and DuckDB — run SQL queries and explore databases, tables, and columns — with the official MotherDuck Model Context Protocol server.

Expert Claude Agent SDK custom tool authoring capability pack for designing typed in-process tools with createSdkMcpServer, allowedTools scoping, isError handling, and privacy-safe rollout checklists aligned to official custom-tools documentation.

Slash command that validates a HeyClaude Raycast extension feed JSON file against registry schema expectations: required entry fields, forbidden payload keys, HTTPS detail URLs, MCP install targets, and copy preview limits.

AnomalyArmor armor-mcp stdio server with 52 consolidated data observability tools for alerts, freshness, schema drift, quality metrics, lineage, and AI recommendations.

An MCP server from the official Couchbase-Ecosystem org that lets LLMs interact directly with Couchbase clusters — running SQL++/N1QL queries, performing document CRUD, discovering schema and data models, and analyzing query performance, with a read-only mode enabled by default.

Generic GraphQL MCP server for schema introspection, schema resources, and GraphQL query execution against a configured endpoint.

Official MariaDB MCP server for schema inspection, read-only SQL, optional database creation, and vector-store search against MariaDB databases.

SQLAlchemy-backed MCP server for exploring relational databases, inspecting schemas and relationships, and executing SQL queries from Claude.

Official Neo4j MCP server for giving Claude structured access to Neo4j graph schema introspection, read-only Cypher, optional write Cypher, and Graph Data Science procedure discovery.

MCP server for Odoo ERP systems, with tools for reading records, discovering models and fields, aggregating data, diagnosing access, scanning addons, planning migrations, and running gated safe-write workflows.

PostgreSQL MCP server from Crystal DBA for schema inspection, SQL execution, EXPLAIN plans, index tuning, top-query analysis, and database health checks with configurable restricted or unrestricted access.

Official StarRocks MCP server for SQL execution, database exploration, StarRocks resource templates, system information, table/database overviews, and Plotly chart generation.

Source-backed agent for reviewing Atlas database schema migrations with migration lint, analyzers, drift detection, CI/CD evidence, dev-database simulation, rollout risk, rollback planning, and production safety gates.

Token-efficient database MCP server for PostgreSQL, MySQL, MariaDB, SQL Server, and SQLite.

FastAPI-native package that exposes FastAPI endpoints as Model Context Protocol tools while preserving schemas, docs, and existing authentication dependencies.

Official Laravel MCP server and AI development toolkit that gives Claude Laravel-specific docs, application context, logs, database tools, and coding guidelines.