head to head · open source
CocoIndex vs genblaze
CocoIndex has 11,566 GitHub stars, 899 forks, 83 open issues and last shipped 2 days ago. genblaze has 554 stars, 24 forks, 65 open issues and last shipped yesterday. CocoIndex leads on adoption by 1,988% (11,566 vs 554 stars). CocoIndex is written in Rust under Apache-2.0; genblaze is written in Python under MIT. CocoIndex has attracted 8% as many forks as stars, genblaze 4%. genblaze was the more recently maintained of the two, and both are self-hostable with no licence fee.
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 | genblaze | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 554 |
| License | Apache-2.0 | MIT |
| Written in | Rust | Python |
| Last push | 2026-09-16 | 2026-09-17 |
| Forks | ⑂ 899 | ⑂ 24 |
| 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 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 CocoIndex
CocoIndex is an open source incremental data transformation engine for AI workloads, built in Rust with a Python interface and positioned in the data engineering, ETL, indexing, and AI agent ecosystem. It turns codebases, meeting notes, inboxes, Slack, PDFs, and videos into continuously fresh context for AI agents and LLM applications.
read the full CocoIndex 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 CocoIndex or genblaze more popular?
CocoIndex has 11,566 GitHub stars and genblaze has 554. CocoIndex has the larger community by that measure.
Are CocoIndex and genblaze free?
Both are open source. CocoIndex is licensed under Apache-2.0 and genblaze under MIT. Neither carries a licence fee.
What is the difference between CocoIndex and genblaze?
CocoIndex is written in Rust 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, CocoIndex or genblaze?
Choose CocoIndex if you want the larger community (11,566 stars) or its Apache-2.0 licence terms. Choose genblaze if its feature set, stack or MIT licence fits better. Both are self-hostable.