Infinity vs Milvus
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Infinity | Milvus |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 89 · Excellent | 100 · Excellent |
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | Apache-2.0 |
| Language | C++ | Go |
| Setup difficulty | Medium | Hard |
| Min. RAM | 2,048 MB | 4,096 MB |
| Deployment | docker, binary | docker, kubernetes, helm |
| GitHub stars | ★ 4,717 | ★ 46,245 |
| First released | 2024 | 2019 |
| Replaces | Pinecone, Elasticsearch | Pinecone, Elasticsearch |
What are Infinity and Milvus?
Infinity
Infinity is an open-source AI-native database built for embedding, full-text and hybrid search with very low latency. It is self-hosted and serves as a high-performance search and retrieval backend.
- AI-native database
- Vector and full-text search
- Hybrid retrieval
- Self-hostable
Milvus
Milvus is an open-source vector database designed for scalable similarity search and AI applications. It can manage billions of vectors and supports semantic search and recommendation use cases.
- Billion-scale vector search
- Multiple index types
- Cloud-native distributed architecture
- Hybrid search support
Infinity vs Milvus: key differences
Infinity is written in C++, while Milvus is built with Go. Infinity is the lighter option, starting around 2,048 MB of RAM against 4,096 MB for Milvus. Milvus is the more established project (first released 2019), while Infinity arrived in 2024. Milvus has the considerably larger community, at 46,245 GitHub stars versus 4,717.
Why pick each one
Choose Infinity if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (4.7k GitHub stars)
- Written in C++
Choose Milvus if…
- Scales to massive datasets
- Mature vector ecosystem
Watch out for
- Complex distributed deployment
Frequently asked questions
Is Infinity or Milvus better?
Neither is universally better. Milvus has the larger community, while Infinity is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Infinity and Milvus free and open-source?
Yes. Infinity is licensed under Apache-2.0 and Milvus under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Infinity and Milvus with Docker?
Infinity: yes. Milvus: yes.
Which is lighter on resources, Infinity or Milvus?
Infinity has the smaller minimum footprint at 2,048 MB of RAM, compared to about 4,096 MB for Milvus. Real-world usage depends on library size, user count, and enabled features.