head to head · open source
CocoIndex vs Open Wearables
CocoIndex has 11,566 GitHub stars, 899 forks, 83 open issues and last shipped 2 days ago. Open Wearables has 2,515 stars, 493 forks, 173 open issues and last shipped yesterday. CocoIndex leads on adoption by 360% (11,566 vs 2,515 stars). CocoIndex is written in Rust under Apache-2.0; Open Wearables is written in Python under MIT. CocoIndex has attracted 8% as many forks as stars, Open Wearables 20%. Open Wearables 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 | Open Wearables | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 2.5K |
| License | Apache-2.0 | MIT |
| Written in | Rust | Python |
| Last push | 2026-09-16 | 2026-09-17 |
| Forks | ⑂ 899 | ⑂ 493 |
| 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 Open Wearables if
- You want the Open Wearables feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and Open Wearables 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 Open Wearables
Open Wearables is an open source, self hosted platform written in Python under the MIT license. It lives in the wearable health data and healthcare analytics ecosystem, and it provides a unified API and developer portal for connecting, syncing, and normalizing data from multiple wearable devices and fitness platforms.
read the full Open Wearables overview →
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Frequently asked questions
Is CocoIndex or Open Wearables more popular?
CocoIndex has 11,566 GitHub stars and Open Wearables has 2,515. CocoIndex has the larger community by that measure.
Are CocoIndex and Open Wearables free?
Both are open source. CocoIndex is licensed under Apache-2.0 and Open Wearables under MIT. Neither carries a licence fee.
What is the difference between CocoIndex and Open Wearables?
CocoIndex is written in Rust and Open Wearables 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 Open Wearables?
Choose CocoIndex if you want the larger community (11,566 stars) or its Apache-2.0 licence terms. Choose Open Wearables if its feature set, stack or MIT licence fits better. Both are self-hostable.