head to head · open source
debezium vs Impler
debezium has 13,129 GitHub stars, 3,042 forks, 131 open issues and last shipped yesterday. Impler has 291 stars, 58 forks, 26 open issues and last shipped 17 days ago. debezium leads on adoption by 4,412% (13,129 vs 291 stars). debezium is written in Java under Apache-2.0; Impler is written in TypeScript under MIT. debezium has attracted 23% as many forks as stars, Impler 20%. debezium was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (hacktoberfest), so they are genuine substitutes rather than adjacent tools.
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
| debezium | Impler | |
|---|---|---|
| GitHub stars | ★ 13K | ★ 291 |
| License | Apache-2.0 | MIT |
| Written in | Java | TypeScript |
| Last push | 2026-09-17 | 2026-09-01 |
| Forks | ⑂ 3.0K | ⑂ 58 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick debezium if
- You weight community size — 13K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick Impler if
- You want the Impler feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Impler fits your workflow better
About debezium
Debezium is an open source, low latency change data capture (CDC) platform that monitors databases and turns every row level change into an ordered event stream that applications consume, and it is built for Java teams already running Apache Kafka and Kafka Connect.
read the full debezium overview →
About Impler
Impler is an MIT licensed, TypeScript based data import platform that gives SaaS teams a readymade embeddable widget for onboarding customer data from CSV and Excel files, aimed at developers who would otherwise spend months building a guided import flow from scratch.
read the full Impler overview →
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Frequently asked questions
Is debezium or Impler more popular?
debezium has 13,129 GitHub stars and Impler has 291. debezium has the larger community by that measure.
Are debezium and Impler free?
Both are open source. debezium is licensed under Apache-2.0 and Impler under MIT. Neither carries a licence fee.
What is the difference between debezium and Impler?
debezium is written in Java and Impler in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, debezium or Impler?
Choose debezium if you want the larger community (13,129 stars) or its Apache-2.0 licence terms. Choose Impler if its feature set, stack or MIT licence fits better. Both are self-hostable.