head to head · open source
Sequin vs Operational
Sequin has 2,203 GitHub stars, 149 forks, 71 open issues and last shipped 7 months ago. Operational has 477 stars, 17 forks, 9 open issues and last shipped 2 months ago. Sequin leads on adoption by 362% (2,203 vs 477 stars). Sequin is written in Elixir under MIT; Operational is written in Vue under AGPL-3.0. Sequin has attracted 7% as many forks as stars, Operational 4%. Operational was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Sequin | Operational | |
|---|---|---|
| GitHub stars | ★ 2.2K | ★ 477 |
| License | MIT | AGPL-3.0 |
| Written in | Elixir | Vue |
| Last push | 2026-02-23 | 2026-07-26 |
| Forks | ⑂ 149 | ⑂ 17 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Sequin if
- You weight community size — 2.2K stars and counting
- You want the MIT license terms
- Your stack matches Elixir
- You value the larger contributor base for long-term maintenance
pick Operational if
- You want the Operational feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Vue
- You evaluated both and Operational fits your workflow better
About Sequin
Sequin is an open source change data capture platform for Postgres. It lives in the Postgres ecosystem and reads database changes, then sends those changes to streams, queues, search indexes, and other endpoints. The project is written in Elixir and released under the MIT license.
read the full Sequin overview →
About Operational
Operational is an open source event tracking and notification tool for technology products. It lives in the Node.js ecosystem and is distributed as a monorepo containing a Vue 3 single page application, an Express backend, an Astro marketing website, and a shared packages folder published to npm. The runtime stack is Node.js 18 or newer, MySQL 8.x, and Prisma as the data layer, with ClickHouse supported as an optional addition. The project is licensed under AGPL 3.0 and its topics list places it in the self hosted, SaaS, PWA, and push notification space.
read the full Operational overview →
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Frequently asked questions
Is Sequin or Operational more popular?
Sequin has 2,203 GitHub stars and Operational has 477. Sequin has the larger community by that measure.
Are Sequin and Operational free?
Both are open source. Sequin is licensed under MIT and Operational under AGPL-3.0. Neither carries a licence fee.
What is the difference between Sequin and Operational?
Sequin is written in Elixir and Operational in Vue. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Sequin or Operational?
Choose Sequin if you want the larger community (2,203 stars) or its MIT licence terms. Choose Operational if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.