alibaba/zvec
A lightweight, lightning-fast, in-process vector database
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SDKs, agent skills, IDE extensions, and reference pipelines from Backblaze Labs. All open source.
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Where it stands
Rank, growth pace and release cadence relative to everything GStars tracks.
Ranks #555 of 3,103 repositories GStars tracks this week (top 18%).
5 releases in the last 90 days, the latest 1 day ago, with 37 contributors on GitHub.
Peaked at #2 in the weekly ranking the week of Feb 15, its best in the past year.
Use Cases & Benefits
- Provides a lightweight, in-process vector database for fast similarity search and embedding storage.
- Delivers production-grade, low-latency vector search with minimal setup and no external server dependencies.
- Use for embedding semantic search capabilities directly into applications or edge devices without complex infrastructure.
- Use for building hybrid search systems combining dense vector similarity with structured filters for precise results.
- Use for managing and querying large-scale dense and sparse vector datasets in Python or Node.js environments.
Should you depend on it?
License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.
License
Apache 2.0
Permissive: commercial use, modification and redistribution are allowed with attribution; includes an explicit patent grant from contributors.
Community files
- README: present
- Contributing guide: present
- Code of conduct: present
Watch-outs
No watch-outs from GStars' checks.
General guidance from repository metadata, not legal advice. How we score
From the README
Zvec is an open-source, in-process vector database — lightweight, lightning-fast, and designed to embed directly into applications. Built on Proxima (Alibaba's battle-tested vector search engine), it delivers production-grade, low-latency, scalable similarity search with minimal setup.
Daily snapshots
Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots
Forks
1.0K+50
Open issues
90+15
Compared with peers in LLM
Fastest-growing repositories GStars tracks in this cohort for the week of Oct 18, by 7-day star growth
| Repository | Stars | +7d | Health | Last release |
|---|---|---|---|---|
| DietrichGebert/ponytail | 174.8K | +9.9K | 75 | 7 days ago |
| xerj-org/xerj | 14.2K | +7.8K | 75 | today |
| affaan-m/ECC | 287.3K | +6.4K | 64 | 22 days ago |
| tashfeenahmed/freellmapi | 40.3K | +4.1K | 75 | today |
| JuliusBrussee/caveman | 114.4K | +2.2K | 75 | 9 days ago |
| alibaba/zvec | 16.1K | +0 | 61 | 1 day ago |
| Category median | 114.4K | +6.4K | 75 | — |
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