head to head · open source
Airbyte vs Seal-Report
Airbyte has 22,082 GitHub stars, 5,350 forks, 2,395 open issues and last shipped yesterday. Seal-Report has 1,635 stars, 508 forks, 21 open issues and last shipped 2 days ago. Airbyte leads on adoption by 1,251% (22,082 vs 1,635 stars). Airbyte is written in Python under a custom or non-standard licence; Seal-Report is written in C# under MIT. Airbyte has attracted 24% as many forks as stars, Seal-Report 31%. Airbyte was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (etl), 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
| Airbyte | Seal-Report | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 1.6K |
| License | Custom / other | MIT |
| Written in | Python | C# |
| Last push | 2026-09-17 | 2026-09-16 |
| Forks | ⑂ 5.3K | ⑂ 508 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Airbyte if
- You weight community size — 22K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Seal-Report if
- You want the Seal-Report feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches C#
- You evaluated both and Seal-Report fits your workflow better
About Airbyte
Airbyte open source data movement project. It lives in data engineering and data integration ecosystem. It moves data from APIs, databases, and files into warehouses, data lakes, and AI applications. It supports ELT and ETL pipelines. It also supports AI agents needing business data.
read the full Airbyte overview →
About Seal-Report
Seal Report & Task is open source database reporting and task framework written in C for Microsoft .NET. It lives in Data & Analytics and Data Engineering & Integration. It targets reports from SQL and NoSQL sources, plus ETL and batch tasks. License is MIT.
read the full Seal-Report overview →
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Frequently asked questions
Is Airbyte or Seal-Report more popular?
Airbyte has 22,082 GitHub stars and Seal-Report has 1,635. Airbyte has the larger community by that measure.
Are Airbyte and Seal-Report free?
Both are open source. Airbyte has no licence declared in this registry, and Seal-Report is licensed under MIT. Both are free to self-host.
What is the difference between Airbyte and Seal-Report?
Airbyte is written in Python and Seal-Report in C#. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Airbyte or Seal-Report?
Choose Airbyte if you want the larger community (22,082 stars) or its Custom / other licence terms. Choose Seal-Report if its feature set, stack or MIT licence fits better. Both are self-hostable.