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

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

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

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

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.