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
Repository Index
56,638 visible repositories in the index
1–22 of 22 · Most stars
Translated25 MB lightweight cross-platform database client for 100+ databases, including MySQL, PostgreSQL, SQLite, Redis, MongoDB, DuckDB, SQL Server, and Dameng. Built-in AI, MCP Server, CLI, desktop and Docker.
- clickhouse
- database
- database-client
- database-management
Search infrastructure for AI
Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.
📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics
- analytics
- cube
- postgresql
- mysql
AI search engine and MCP server for bots and agents. One Rust binary indexes code, docs, logs, JSONL/CSV and PDFs for BM25 full-text, vector and hybrid search, code search without grep, agent memory and RAG. Elasticsearch-compatible API; Corpus Hub serves hundreds of reference memory corpora.
- elasticsearch
- hybrid-search
- search-engine
- vector-search
HydraDB - fast graph database on object storage
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
- approximate-nearest-neighbor-search
- image-search
- nearest-neighbor-search
- recommender-system
Cloud-native OSS search engine for observability
- rust
- log-management
- logs
- tantivy
One Postgres for your application data, full-text search, vector retrieval, and aggregations. Home of the pg_search extension.
- sparse-vector
- hybrid-search
- bm25
- full-text-search
Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.
- rust
- database
- serverless
- bigdata
The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.
- cloud-native
- rust
- metrics
- logs
The live data layer for apps and AI agents. Create up-to-the-second views into your business, just using SQL
HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.
Static low-bandwidth search at scale
Apache OpenDAL: One Layer, All Storage.
🐸 a database tool for the terminal
Native PostgreSQL driver for the Rust programming language
The open source and enterprise-ready webhooks service 🦀
- webhooks
- rust
- webhook-server
- webhook-service
Object-storage native graph database with branching and typed ontology
- apache-arrow
- datafusion
- graph-database
- knowledge-graph
PGX — Lightweight Postgres for AI agents. Written in Rust. Thousands of isolated databases in one runtime🐘
High-performance, time-indexed object storage for robotics and industrial IoT
- blob-storage
- storage-engine
- storage
- historian