Sequelize by sequelize
Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB, DB2 and DB2 for IBM i.
About Sequelize
From the project's README at github.com/sequelize/sequelize. Lightly cleaned for readability; for the full source see the upstream repo.
[](https://www.npmjs.com/package/@sequelize/core) [](https://www.npmjs.com/package/@sequelize/core) [](https://github.com/sequelize/sequelize/graphs/contributors) [](https://opencollective.com/sequelize#section-contributors) [](https://opencollective.com/sequelize) [](https://github.com/sequelize/sequelize) [](https://github.com/semantic-release/semantic-release) [](https://opensource.org/licenses/MIT)
Sequelize is an easy-to-use and promise-based Node.js ORM tool for Postgres, MySQL, MariaDB, [SQLite](https://e
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 30k | github.com/sequelize/sequelize |
| GitHub forks | 4.3k | github.com/sequelize/sequelize |
| NPM downloads (last month) | 11892k | sequelize |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 15.8 years | since Jul 2010 |
| Last commit | 3 days ago | May 3, 2026 |
| Releases shipped | 490 | last: 2 months ago |
| Security policy | SECURITY.md | declared by maintainers |
| Funding links | 2 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
Security advisories
GHSA-6457-6jrx-69cr. What people say on Hacker News
Ready to self-host Sequelize?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
Similar open-source projects
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