Sequelize


Sequelize is an easy-to-use and promise-based Node.js ORM tool for Postgres, MySQL, MariaDB, SQLite, DB2, Microsoft SQL Server, and Snowflake. It features solid transaction support, relations, eager and lazy loading, read replication and more.

Would you like to contribute? Read our contribution guidelines to know more. There are many ways to help! 😃

🚀 Seeking New Maintainers for Sequelize! 🚀

We're looking for new maintainers to help finalize and release the next major version of Sequelize! If you're passionate about open-source and database ORMs, we'd love to have you onboard.

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We distribute $2,500 per quarter among maintainers and have additional funds for full-time contributions.

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- Finalizing and releasing Sequelize’s next major version
- Improving TypeScript support and database integrations
- Fixing critical issues and shaping the ORM’s future

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Interested? Join our Slack and reach out to @WikiRik or @sdepold:
➡️ sequelize.org/slack

We’d love to have you on board! 🚀

:computer: Getting Started

Ready to start using Sequelize? Head to sequelize.org to begin!

- Our Getting Started guide for Sequelize 6 (stable)

:money_with_wings: Supporting the project

Do you like Sequelize and would like to give back to the engineering team behind it?

We have recently created an OpenCollective based money pool which is shared amongst all core maintainers based on their contributions. Every support is wholeheartedly welcome. ❤️

:pencil: Major version changelog

Please find upgrade information to major versions here:

- Upgrade from v5 to v6

:book: Resources

- Documentation
- Databases Compatibility Table
- Changelog
- Discussions
- Slack
- Stack Overflow

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- CLI
- With TypeScript
- Enhanced TypeScript with decorators
- For GraphQL
- For CockroachDB
- Awesome Sequelize
- For YugabyteDB

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- English (Official)
- 中文文档 (Unofficial)

:warning: Responsible disclosure

If you have security issues to report, please refer to our
Responsible Disclosure Policy for more details.