Show HN: DryRun – PostgreSQL MCP and schema advisor that works offline

Category: devtools

Tags: postgresql, database-tool, schema-analysis, mcp-server, cli-tool

Score: 7.3/10 (Innovation: 7, Technical: 7, Documentation: 8, Utility: 7)

DryRun is an offline PostgreSQL schema analysis tool and MCP server that provides AI assistants with full database schema awareness without requiring live database connections. It's interesting because it addresses critical security concerns around AI agents accessing production databases while enabling accurate SQL generation and migration validation through comprehensive schema snapshots.

Target audience: backend devs, devops, database administrators

Repository: https://github.com/boringSQL/dryrun · Rust · BSD-2-Clause · 9 stars

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