head to head · open source
debezium vs pudl
debezium has 13,130 GitHub stars, 3,042 forks, 131 open issues and last shipped today. pudl has 605 stars, 145 forks, 502 open issues and last shipped today. debezium leads on adoption by 2,070% (13,130 vs 605 stars). debezium is written in Java under Apache-2.0; pudl is written in Python under MIT. debezium has attracted 23% as many forks as stars, pudl 24%. pudl 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
| debezium | pudl | |
|---|---|---|
| GitHub stars | ★ 13K | ★ 605 |
| License | Apache-2.0 | MIT |
| Written in | Java | Python |
| Last push | 2026-09-18 | 2026-09-18 |
| Forks | ⑂ 3.0K | ⑂ 145 |
| 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 pudl if
- You want the pudl feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and pudl 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 pudl
=============================================================================== The Public Utility Data Liberation Project (PUDL) =============================================================================== .. readme intro .. repo status image:: :target: :alt: Project Status: Active .. pytest image:: :target: :alt: PyTest Status .. codecov image:: :target: :alt: Codecov Test Coverage .. docs image:: :target: :alt: Docs Build Status .. oc image:: :target: .. pre commit ci image:: :target: :alt: pre commit CI .. zenodo doi image:: :target: :alt: Zenodo DOI .. office hours image:: :target: :alt: Schedule a 1 on 1…
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Frequently asked questions
Is debezium or pudl more popular?
debezium has 13,130 GitHub stars and pudl has 605. debezium has the larger community by that measure.
Are debezium and pudl free?
Both are open source. debezium is licensed under Apache-2.0 and pudl under MIT. Neither carries a licence fee.
What is the difference between debezium and pudl?
debezium is written in Java and pudl in Python. 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 pudl?
Choose debezium if you want the larger community (13,130 stars) or its Apache-2.0 licence terms. Choose pudl if its feature set, stack or MIT licence fits better. Both are self-hostable.