qdrant/qdrant

vector database and similarity search engine for AI apps

open-source vector database for semantic search and AI apps
weaviate/weaviate
billion-scale vector database for fast similarity search
wilsonzlin/CoreNN
Graph-vector database for building AI and RAG apps, unifies structure and semantic search
HelixDB/helix-db
PostgreSQL extension for faster, scalable vector search and storage in AI apps
timescale/pgvectorscale
AI-powered search, recommendations, and RAG API toolkit
devflowinc/trieve
AI-native database for hybrid search and retrieval with vectors, text, and structured data
infiniflow/infinity
Qlib: AI-powered platform for quantitative investment tasks and research
microsoft/qlib
AI framework for semantic search, workflows, and large language models
neuml/txtai
multimodal AI database for fast search and retrieval
lancedb/lancedb
Open source framework for building AI features with code-centric patterns
firebase/genkit