head to head · open source
Cube vs Seal-Report
Cube has 21,147 GitHub stars, 2,179 forks, 1,185 open issues and last shipped yesterday. Seal-Report has 1,642 stars, 508 forks, 21 open issues and last shipped yesterday. Cube leads on adoption by 1,188% (21,147 vs 1,642 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 | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.2K | ⑂ 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
Website • Docs • Examples • Blog • Slack • X Cube Core is the open source semantic layer. Define metrics, dimensions, joins, and access rules once in code, then expose them through SQL, REST, and GraphQL APIs to anything downstream — BI tools, custom applications, or AI agents. Cube Core is headless: it doesn't ship a UI, so you can build the analytics experience that fits your product. Cube Core works with all SQL data sources, including cloud data warehouses like Snowflake, Databricks, and BigQuery; query engines like Presto and Amazon Athena; and application databases like Postgres. It has a built in…
About Seal-Report
Seal Report & Task Seal Report & Task is a complete open source framework for producing reports from any database or NoSQL source, and for performing complex tasks (ETL, batch). Entirely written in C for Microsoft .NET, and free for everyone under the MIT License . The product focuses on easy installation and report design : once set up, reports can be built and published in a minute. Web site & quick start guides : sealreport.org Live demo of the Web Report Server: sealreport.org/demo Free support & community : GitHub Discussions Main Features Dynamic SQL sources : Use your own SQL, or let the Seal engine build…
read the full Seal-Report overview →
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Frequently asked questions
Is Cube or Seal-Report more popular?
Cube has 21,147 GitHub stars and Seal-Report has 1,642. 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 (21,147 stars) or its Custom / other licence terms. Choose Seal-Report if its feature set, stack or MIT licence fits better. Both are self-hostable.