head to head · open source
Cube vs Seal-Report
Cube has 20,857 GitHub stars, 2,138 forks, 1,185 open issues and last shipped yesterday. Seal-Report has 1,635 stars, 508 forks, 21 open issues and last shipped 2 days ago. Cube leads on adoption by 1,176% (20,857 vs 1,635 stars). Cube is written in Rust under a custom or non-standard licence; Seal-Report is written in C# under MIT. Cube has attracted 10% as many forks as stars, Seal-Report 31%. Cube was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (business-intelligence), 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
| Cube | Seal-Report | |
|---|---|---|
| GitHub stars | ★ 21K | ★ 1.6K |
| License | Custom / other | MIT |
| Written in | Rust | C# |
| Last push | 2026-09-17 | 2026-09-16 |
| Forks | ⑂ 2.1K | ⑂ 508 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Cube if
- You weight community size — 21K stars and counting
- You want the Custom / other license terms
- Your stack matches Rust
- 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 Cube
Cube Core is an open source semantic layer for AI, BI, and embedded analytics. It lives in the data analytics and data engineering ecosystem for SQL warehouses, BI tools, applications, and AI agents. It lets teams define metrics, dimensions, joins, and access rules once in code, then expose them through SQL, REST, and GraphQL APIs. It is headless and ships no user interface.
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 Cube or Seal-Report more popular?
Cube has 20,857 GitHub stars and Seal-Report has 1,635. Cube has the larger community by that measure.
Are Cube and Seal-Report free?
Both are open source. Cube 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 Cube and Seal-Report?
Cube is written in Rust 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, Cube or Seal-Report?
Choose Cube if you want the larger community (20,857 stars) or its Custom / other licence terms. Choose Seal-Report if its feature set, stack or MIT licence fits better. Both are self-hostable.