head to head · open source
debezium vs genblaze
debezium has 13,129 GitHub stars, 3,042 forks, 131 open issues and last shipped yesterday. genblaze has 554 stars, 24 forks, 65 open issues and last shipped yesterday. debezium leads on adoption by 2,270% (13,129 vs 554 stars). debezium is written in Java under Apache-2.0; genblaze is written in Python under MIT. debezium has attracted 23% as many forks as stars, genblaze 4%. debezium was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (data-pipeline), 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 | genblaze | |
|---|---|---|
| GitHub stars | ★ 13K | ★ 554 |
| License | Apache-2.0 | MIT |
| Written in | Java | Python |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 3.0K | ⑂ 24 |
| 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 genblaze if
- You want the genblaze feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and genblaze 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 genblaze
Genblaze is an open source Python SDK from Backblaze Labs for orchestrating generative AI media pipelines across video, audio, and image providers, with a provenance manifest attached to every output, and it is aimed at engineers and data teams who run those pipelines in production rather than calling a single generation API by hand.
read the full genblaze overview →
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Frequently asked questions
Is debezium or genblaze more popular?
debezium has 13,129 GitHub stars and genblaze has 554. debezium has the larger community by that measure.
Are debezium and genblaze free?
Both are open source. debezium is licensed under Apache-2.0 and genblaze under MIT. Neither carries a licence fee.
What is the difference between debezium and genblaze?
debezium is written in Java and genblaze 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 genblaze?
Choose debezium if you want the larger community (13,129 stars) or its Apache-2.0 licence terms. Choose genblaze if its feature set, stack or MIT licence fits better. Both are self-hostable.