Milvus vs Swirl
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Milvus
Open-source vector database built for scalable similarity search
VS
Swirl
AI-powered metasearch across multiple data sources
| Feature | Milvus | Swirl |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | Apache-2.0 |
| Language | Go | Python |
| Setup difficulty | Hard | Medium |
| Min. RAM | 4,096 MB | 2,048 MB |
| Deployment | docker, kubernetes, helm | docker, source |
| GitHub stars | ★ 45,556 | ★ 3,040 |
| First released | 2019 | 2022 |
| Replaces | Pinecone, Elasticsearch | Glean |
Why pick each one
Choose Swirl if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (3k GitHub stars)
- Written in Python
Frequently asked questions
Is Milvus or Swirl better?
Neither is universally better. Milvus has the larger community, while Swirl is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Milvus and Swirl free and open-source?
Yes. Milvus is licensed under Apache-2.0 and Swirl under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Milvus and Swirl with Docker?
Milvus: yes. Swirl: yes.