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The best SQLModel alternatives

5 tools that do a similar job to SQLModel, 5 of them open source. Each entry says what it does and who it suits, so you can pick the one that fits instead of the most famous.

You're replacing

SQLModel

A Python library for working with SQL databases using Python classes, built on Pydantic and SQLAlchemy.

  1. 1

    SQLAlchemy

    Open source · MIT · ★ 12.3k

    A Python toolkit for talking to SQL databases, from raw SQL to full object mapping.

    Best for: Python developers building applications backed by a SQL database; Teams that want control over the SQL their code produces

  2. 2

    Pydantic

    Open source · MIT · ★ 29.3k

    Validates Python data using standard type hints, converting and checking inputs automatically.

    Best for: Python developers who already use type hints and want runtime checks on incoming data; Teams parsing JSON or config files into typed objects

  3. 3

    peewee

    Open source · MIT · ★ 12k

    A small Python ORM for working with PostgreSQL, MySQL, and SQLite databases.

    Best for: Python developers who want a lightweight ORM instead of a large framework; Projects using SQLite, PostgreSQL, or MySQL

  4. 4

    Ajv

    Open source · MIT · ★ 14.9k

    A fast library that checks whether JSON data matches a schema, for Node.js and browsers.

    Best for: Node.js developers validating API request or response bodies; Front-end developers validating form or config data in the browser

  5. 5

    FastAPI-MCP

    Open source · MIT · ★ 12k

    Turns the endpoints of a FastAPI app into MCP tools that AI assistants can call, with auth.

    Best for: Python developers who already have a FastAPI app and want AI assistants to use it; Teams that want to reuse existing FastAPI authentication for MCP endpoints

How we pick: tools in the same category that solve the same problem, projects that name each other as alternatives, and open-source projects that describe themselves as an alternative to SQLModel. We don't take payment for placement.