NexQL Postgres MCP alternatives

1

PostgreSQL MCP Server

by YawLabs

B

PostgreSQL MCP server - query, schema introspection, explain, and health checks for AI assistants

2

Microsoft SQL Server

by alyiox

B

Read-only-by-default SQL Server: schema, parameterized SELECT, execution plans; writes opt-in.

3

Run402

by run402.com

B

x402 pay-per-call infra for agents: $0.03 image generation, Postgres, auth, storage, functions.

4

Neon

by neon.com

A

Official Neon MCP server for managing Neon projects and Lakebase Postgres databases.

5

LINQ to DB

by linq2db

A

Inspect database schemas and execute SQL queries across multiple database providers with LINQ to DB.

6

PostgreSQL

by antonorlov

B

MCP server for PostgreSQL: local, Docker, RDS, Neon, Supabase, or behind an SSH bastion.

7

Rebase

by rebasepro

B

Schema, database, document, user and dev-server tools for a Rebase backend project.

8

Januscope

by giancarloerra

A

Local MCP proxy for tool restrictions, response redaction, audit logs, and database schema context.

9

IBM DB2 for i

by Strom-Capital

A

Read-only SQL queries and schema inspection for IBM DB2 for i (AS/400). Requires Java.

10

Memory Vault

by MihaiBuilds

B

Local-first AI memory layer with hybrid search. Postgres + pgvector. Self-hosted, MIT.

11

Grain

by pattrnlabs

B

Run SQL queries and inspect database schemas through safe, visible MCP tools.

12

Midplane

by midplane.ai

B

Safe-by-default SQL guardrails for AI agents: AST-checked queries, per-table policy, audit log.

Read-only PostgreSQL over MCP. Writes refused at the parsed SQL, plus a READ ONLY transaction.

14

valv

by valv.sh

B

Let coding agents query any SQL database safely. Read-only by default and scoped by your policies.

15

Ekwo OS

by ekwo.ai

B

Open source accounting data infrastructure on your own Postgres, acting as the user under RLS.

Governed PostgreSQL DBA ops: slow-query RCA, bloat/vacuum & blocking-lock analysis; 35 MCP tools.

17

SQL Benchmarks Lab

by rctruta

A

Query pre-computed SQL engine benchmarks. Runs standalone, no server setup required.

18

Echo Memory

by ayushcodes10

A

Shared memory for AI agents, as a graph in your own Postgres. Writes never call an LLM.

19

Snowflake MCP Server

by nsphung

B

A Snowflake MCP server — SQL queries, schema exploration, and data insights for AI assistants

20

Schemacrawler AI

by schemacrawler

B

Enables natural language schema queries — explore tables, keys, procedures, and get SQL help fast

21

Pg Migration Lock Lint

by jmshinhwa

A

Names every statement in a Rails, Django or raw SQL migration that takes a table-blocking Postgres l