head to head · open source
Timeplus vs Sequin
Timeplus has 2,260 GitHub stars, 112 forks, 77 open issues and last shipped yesterday. Sequin has 2,203 stars, 149 forks, 71 open issues and last shipped 7 months ago. Timeplus leads on adoption by 3% (2,260 vs 2,203 stars). Timeplus is written in C++ under Apache-2.0; Sequin is written in Elixir under MIT. Timeplus has attracted 5% as many forks as stars, Sequin 7%. Timeplus 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
| Timeplus | Sequin | |
|---|---|---|
| GitHub stars | ★ 2.3K | ★ 2.2K |
| License | Apache-2.0 | MIT |
| Written in | C++ | Elixir |
| Last push | 2026-09-17 | 2026-02-23 |
| Forks | ⑂ 112 | ⑂ 149 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Timeplus if
- You weight community size — 2.3K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches C++
- You value the larger contributor base for long-term maintenance
pick Sequin if
- You want the Sequin feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Elixir
- You evaluated both and Sequin fits your workflow better
About Timeplus
Timeplus Proton is an open source stream processing engine written in C++ and released under the Apache 2.0 license. It is presented as a single binary SQL pipeline engine for real time analytics, observability, ETL, and AI context. It lives in the messaging and event streaming ecosystem, with topic links to Kafka, ClickHouse, Flink, ksqlDB, Iceberg, and observability.
read the full Timeplus overview →
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 →
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Frequently asked questions
Is Timeplus or Sequin more popular?
Timeplus has 2,260 GitHub stars and Sequin has 2,203. Timeplus has the larger community by that measure.
Are Timeplus and Sequin free?
Both are open source. Timeplus is licensed under Apache-2.0 and Sequin under MIT. Neither carries a licence fee.
What is the difference between Timeplus and Sequin?
Timeplus is written in C++ and Sequin in Elixir. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Timeplus or Sequin?
Choose Timeplus if you want the larger community (2,260 stars) or its Apache-2.0 licence terms. Choose Sequin if its feature set, stack or MIT licence fits better. Both are self-hostable.