Infinity vs Weaviate
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Weaviate
Open-source vector database for semantic and AI search
| Feature | Infinity | Weaviate |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 89 · Excellent | 95 · Excellent |
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | BSD-3-Clause |
| Language | C++ | Go |
| Setup difficulty | Medium | Medium |
| Min. RAM | 2,048 MB | 2,048 MB |
| Deployment | docker, binary | docker, kubernetes, helm |
| GitHub stars | ★ 4,717 | ★ 16,841 |
| First released | 2024 | 2019 |
| Replaces | Pinecone, Elasticsearch | Pinecone, Algolia |
What are Infinity and Weaviate?
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
Weaviate
Weaviate is an open-source vector database that stores objects and their vector embeddings for semantic search. It enables AI-powered similarity search, retrieval-augmented generation and hybrid queries.
- Vector and hybrid search
- Built-in vectorization modules
- GraphQL and REST APIs
- Horizontal scaling
Infinity vs Weaviate: key differences
Infinity is written in C++, while Weaviate is built with Go. Licensing differs — Apache-2.0 for Infinity versus BSD-3-Clause for Weaviate. Weaviate is the more established project (first released 2019), while Infinity arrived in 2024. Weaviate has the considerably larger community, at 16,841 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 Weaviate if…
- Great for AI semantic search
- Easy to start
Watch out for
- Memory hungry with large datasets
Frequently asked questions
Is Infinity or Weaviate better?
Neither is universally better. Weaviate has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Infinity and Weaviate free and open-source?
Yes. Infinity is licensed under Apache-2.0 and Weaviate under BSD-3-Clause. Both can be self-hosted at no software cost.
Can I run Infinity and Weaviate with Docker?
Infinity: yes. Weaviate: yes.