1.alibaba / zvec
A lightweight, lightning-fast, in-process vector database
- rag
- agent-skills
- embedded
- faiss
- hnsw
- llm-memory
- +9 more
+6,730 stars
from 9,448 · score 8.81
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2.qdrant / qdrant
Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
- neural-network
- search-engine
- knn-algorithm
- hnsw
- vector-search
- nearest-neighbor-search
- +14 more
+4,545 stars
from 30,866 · score 8.42
3.milvus-io / milvus
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
- anns
- nearest-neighbor-search
- faiss
- vector-search
- image-search
- hnsw
- +12 more
+2,750 stars
from 43,828 · score 7.92
4.chroma-core / chroma
Search infrastructure for AI
+2,012 stars
from 27,615 · score 7.61
5.lancedb / lancedb
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
- approximate-nearest-neighbor-search
- image-search
- nearest-neighbor-search
- recommender-system
- search-engine
- semantic-search
- +2 more
+1,699 stars
from 10,142 · score 7.44
6.neuml / txtai
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
- python
- search
- nlp
- semantic-search
- vector-search
- txtai
- +14 more
+654 stars
from 12,408 · score 6.48
7.blevesearch / bleve
A modern text/numeric/geo-spatial/vector indexing library for go
+278 stars
from 10,972 · score 5.63
8.spotify / annoy
Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk
- c-plus-plus
- python
- nearest-neighbor-search
- locality-sensitive-hashing
- approximate-nearest-neighbor-search
- golang
- +1 more
+154 stars
from 14,177 · score 5.04