head to head · open source
CocoIndex vs Seal-Report
CocoIndex has 11,812 GitHub stars, 923 forks, 83 open issues and last shipped yesterday. Seal-Report has 1,642 stars, 508 forks, 21 open issues and last shipped yesterday. CocoIndex leads on adoption by 619% (11,812 vs 1,642 stars). CocoIndex is written in Rust under Apache-2.0; Seal-Report is written in C# under MIT. CocoIndex has attracted 8% as many forks as stars, Seal-Report 31%. CocoIndex was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, 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
| CocoIndex | Seal-Report | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 1.6K |
| License | Apache-2.0 | MIT |
| Written in | Rust | C# |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 923 | ⑂ 508 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick CocoIndex if
- You weight community size — 12K stars and counting
- You want the Apache-2.0 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 CocoIndex
Your agents deserve fresh context. Star us ❤️ → · · · CocoIndex turns codebases, meeting notes, inboxes, Slack, PDFs, and videos into live, continuously fresh context for your AI agents and LLM apps to reason over effectively — with minimal incremental processing. Get your production AI agent ready in 10 minutes with reliable, continuously fresh data — no stale batches, no context gap Incremental · only the delta · Any scale · parallel by default · Declarative · Python, 5 min Deutsch English Español français 日本語 한국어 Português Русский 中文 Built with CocoIndex ❤️ <img src=" alt="CocoIndex code — flagship MCP server…
read the full CocoIndex overview →
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 CocoIndex or Seal-Report more popular?
CocoIndex has 11,812 GitHub stars and Seal-Report has 1,642. CocoIndex has the larger community by that measure.
Are CocoIndex and Seal-Report free?
Both are open source. CocoIndex is licensed under Apache-2.0 and Seal-Report under MIT. Neither carries a licence fee.
What is the difference between CocoIndex and Seal-Report?
CocoIndex 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, CocoIndex or Seal-Report?
Choose CocoIndex if you want the larger community (11,812 stars) or its Apache-2.0 licence terms. Choose Seal-Report if its feature set, stack or MIT licence fits better. Both are self-hostable.