Database

pctx is the execution layer for agentic tool calls. It auto-converts agent tools and MCP servers into code that runs in secure sandboxes for token-efficient workflows.

by portofcontext

PDBe MCP Servers integrate Protein Data Bank Europe resources with LLMs via Model Context Protocol. Provides seamless access to protein structure data through API tools and graph database schema assistance for intelligent Cypher query generation, bridging structural biology and AI research.

by PDBeurope

Built for Zed to enable semantic searching of PDF documents using a Qdrant vector database and OpenAI embeddings.

PeeringDB MCP — the peering ecosystem database.

by pipeworx-io

Orchestrates penetration testing workflows through Nmap, Nuclei, Nikto, SQLMap, and Metasploit integration with automated reconnaissance, vulnerability scanning, and exploitation sequencing for security assessments and red team exercises.

Enables AI to perform comprehensive penetration testing and security assessments on web applications and networks using tools like Nmap, SQLMap, and XSStrike for vulnerability detection and exploitation.

Search the Percolate specialty coffee database: 1,100+ coffees with brew recipes and pairings.

by bguillow-rgb

Query Perfetto performance trace files using PerfettoSQL with tools for loading traces, inspecting schemas, and executing SQL analysis.

Free, open-source SQL Server performance monitoring — 32 collectors, real-time alerts, graphical plan viewer, MCP server for AI analysis. Supports SQL 2016-2025, Azure SQL, AWS RDS.

by erikdarlingdata

Free, open-source SQL Server execution plan analyzer — cross-platform GUI + CLI with 30 analysis rules, missing index detection, SSMS extension. Built-in MCP server for AI-assisted plan review.

by erikdarlingdata

Search the Perfume Picks fragrance database: 13,000+ scents with notes, dupes, and wear data.

by bguillow-rgb

Local-first MCP memory server: SQLite, FTS5 and vector search, AES-256-GCM. 55 tools, no cloud.

by Perseus-Computing-LLC

A persistent local memory for AI, LLMs, or Copilot in VS Code.

by savantskie

Person enrichment API for AI agents. Enrich any email address into a full professional profile: full name, job title, company, LinkedIn URL, GitHub profile, Twitter handle, avatar URL, location, and bio. Tools: person_enrich_from_email. Use this when researching leads, personalizing outreach, building contact databases, or enriching CRM records. Essential for any sales or recruiting pipeline. IMPORTANT: Verify the email first with email_verify_address before enriching. Returns structured JSON with name, title, company, social links, avatar. No API key required — x402 micropayment $0.01/call on Base L2. Alternative to Apollo.io person lookup.

SQLite databases on the edge. Create per-agent databases, run SQL, branch schemas, and snapshot.

by persql

MCP server and Claude plugin for Postgres skills and documentation. Helps AI coding tools generate better PostgreSQL code.

by timescale

Hosted MCP server for PostgreSQL diagnostics: slow queries, missing indexes, connection pressure.

by mcpgatepro

Postgres intelligence for ai agents & apps

by pgrundev

Minimal Postgres editor for speed, collaboration, and AI

by pgplex

An MCP server to query any Postgres database in natural language.

by subnetmarco

MCP Server for Postgres

by ericzakariasson

Safe, audited PostgreSQL operations for AI agents: queries, migrations, EXPLAIN, containers

by arzharch

Static analyzer for Postgres Row-Level Security — 47 lint rules covering tenant and per-user row-scoping bugs, performance traps, and hygiene; 17 mechanically auto-fixable; semantic policy-diff command for CI gating; pytest plugin for RLS isolation tests.

by pgrls

by CharmingGroot

Zero-config semantic search for any PostgreSQL database. pip install pgsemantic, three commands, done

by varmabudharaju