Databases MCP Servers for Gemini CLI

MCP server for MockHero — generate realistic test data from Claude Desktop, Cursor, and other AI agents. Free 100-record previews without

A secure MCP server that lets AI agents query databases safely.

Query any database in plain English or SQL through a guardrailed, read-only data layer.

Query, validate, preview, and generate source from *.dtct data contracts and *.ngin templates.

Auto-discover validation rules from data — scan, profile, health-score. No rules to write.

AI data agent — schema analysis, query optimization, PII detection, pipelines.

The grounded data layer for any LLM: governed SQL, metrics, lineage and catalog over your data.

Read-only MCP diagnostics server for RavenDB.

A simple Neo4j MCP server for creating graph data models.

Secure MCP server for connecting Warp to SQL Server with graduated safety levels and comprehensive database operations

MCP server for libSQL/Turso, local or remote. Read-only by default, row caps, timeouts.

MCP server for LINDAS — the Swiss administration's linked-data SPARQL knowledge graph (cube.link)

Connects coding agents to a running QuestDB Web Console: notebook cells, SQL queries, and charts.

Run governed SQL queries and inspect database schemas from MCP agents.

MCP server for Hasura GraphQL

Read-only Kafka for AI agents — topics, offsets, consumer groups, peek messages, health.

Holidays/business days for 200+ countries; Japanese address, name, bank and company normalization.

Interacts with the Redis Cloud API to manage cloud Redis deployments.

Read-only SQL querying + schema introspection over Postgres & SQLite, with a gated write mode.

MCP server for MySQL, PostgreSQL & SQLite with granular permissions, multi-DB support, and cloud-ready SSL/TLS. Built with adapter pattern

PostgreSQL MCP wrapper with .env credential mapping, tool selection, and safe read-only defaults.