What is the best alternative to PostgreSQL?

The top-rated alternatives to PostgreSQL in the Databases category include MCP Toolbox for Databases, Supabase, Agent Swarm. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do PostgreSQL alternatives differ in installation and runtime?

PostgreSQL and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to PostgreSQL free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare PostgreSQL with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

Databases• MCP Alternatives Guide

Best Alternatives to PostgreSQL

Looking for an alternative to PostgreSQL? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Databases ecosystem, we have cataloged and compared the top alternative MCP servers below.

Browse all Databases servers →View PostgreSQL Specs →

Target Reference Server

PostgreSQL Overview

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

Specification Matrix: PostgreSQL vs Alternatives

Server Name	Runtime	Auth	Pricing	GitHub Stars	Downloads	Action
P PostgreSQL (Target)	—	Free/None	Free	—	—	Current
M MCP Toolbox for Databases	npx	Free/None	Free	16,488	—	Compare →
S Supabase	Remote (SSE)	Free/None	Free	2,926	—	Compare →
A Agent Swarm	Remote (SSE)	Free/None	Free	828	—	Compare →
M MCP Server Mysql	npx	Other	Free	2,138	—	Compare →
L Legion MCP	uvx	Other	Free	94	—	Compare →
S StackQL MCP Server	npx	Free/None	Free	1,024	—	Compare →
S Supabase MCP Server	uvx	API key	Free	831	—	Compare →
M MCP Server Sql Analyzer	uvx	No auth required	Free	32	—	Compare →
M MCP Server Jdbc	npx	No auth required	Free	196	—	Compare →
G Genai Toolbox	npx	Other	Free	16,494	—	Compare →
I Influxdb3 MCP Server	npx	API key	Bring your own API key (usage-based cost)	38	—	Compare →
M MCP Server Qdrant	uvx	API key	Free	1,537	—	Compare →

Detailed Evaluation of PostgreSQL Alternatives

MCP Toolbox for Databases

Runtime: npx

MCP Toolbox for Databases enables your agent to connect to your database.

1 0 16,488

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Supabase

Runtime: Remote (SSE)

MCP server for interacting with the Supabase platform

1 0 2,926

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Agent Swarm

Runtime: Remote (SSE)

Full Agent Swarm API and MCP server with local SQLite storage for multi-agent orchestration.

1 0 828

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MCP Server Mysql

Runtime: npx

Connects AI clients to MySQL for schema inspection and SQL queries, with opt-in writes and configurable database access controls.

Key Features:

Read-only SQL access by default

Schema and column metadata resource

Opt-in insert, update, and delete permissions

3 0 2,138

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Legion MCP

Runtime: uvx

Query and inspect multiple database systems through one MCP interface with SQL, schema discovery, and database selection tools.

Key Features:

Multi-database connection support

SQL execution with markdown or JSON results

Schema and table inspection

5 0 94

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StackQL MCP Server

Runtime: npx

SQL-native query and provisioning engine for cloud infrastructure, served over MCP.

1 0 1,024

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Supabase MCP Server

Runtime: uvx

Supabase MCP server for SQL, schema changes, Management API operations, and Auth Admin tasks over stdio.

Key Features:

Read-only and read-write SQL modes

Runtime SQL risk assessment

Three-tier SQL safety controls

5 0 831

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MCP Server Sql Analyzer

Runtime: uvx

MCP server for SQL syntax validation, linting, dialect conversion, and query analysis using SQLGlot.

Key Features:

SQL syntax validation and linting

SQL dialect transpilation (e.g., MySQL to PostgreSQL)

Extraction of table and CTE references

2 0 32

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MCP Server Jdbc

Runtime: npx

Connects MCP-enabled AI applications to JDBC databases for querying and data modification.

Key Features:

JDBC URL-based database connections

Database querying

Insert, update, and delete operations

2 0 196

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Genai Toolbox

Runtime: npx

Connects MCP-compatible agents and IDEs to databases through prebuilt or custom tools.

Key Features:

Prebuilt database tools

Custom YAML-defined tools

Multi-database source support

5 0 16,494

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Influxdb3 MCP Server

Runtime: npx

Verified

Connects MCP clients to InfluxDB 3 for querying, schema discovery, data writes, database management, and token operations.

Key Features:

SQL and InfluxQL query tools

Line-protocol data writes

Database and schema discovery

13 0 38

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MCP Server Qdrant

Runtime: uvx

Verified

Stores and retrieves semantic memories in Qdrant using configurable embeddings, collections, and local or remote database connections.

Key Features:

Qdrant-backed semantic memory

FastEmbed model configuration

Remote URL and local-path connection modes

4 0 1,537

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Best Alternatives to PostgreSQL

PostgreSQL Overview

Specification Matrix: PostgreSQL vs Alternatives

Detailed Evaluation of PostgreSQL Alternatives

Frequently Asked Questions: PostgreSQL Alternatives