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#vector-database (30 Repositories)

Ranked open-source repositories tagged with #vector-database, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

73.6%

Avg Review Latency

60.0h

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30 repositories tagged #vector-database

B TierRust 164

mirkobozzetto/flowflow

Agentic Voice Notes for iPhone and macOS - Rust, Dioxus, LanceDB + RIG + SQLite

100.0%
Merge Rate
9h
First Review
100%
1st-Timers
0
Maintainers
S TierMDMDX 120

surrealdb/docs.surrealdb.com

The documentation for SurrealDB, powered by Astro

93.8%
Merge Rate
1d
First Review
86%
1st-Timers
4
Maintainers
B TierGo 207

amikos-tech/chroma-go

The Go client for Chroma vector database

96.2%
Merge Rate
3h
First Review
100%
1st-Timers
0
Maintainers
B TierC++ 162

dingodb/dingo-store

A distributed Key-Value Storage using Raft

90.9%
Merge Rate
2h
First Review
100%
1st-Timers
1
Maintainers
B TierRust 235

codecoradev/uteke

🧠 The Brain for Your AI — Local-first memory engine for AI agents. Store, recall, and search memories with semantic embeddings. Single Rust binary, zero config, fully offline.

91.0%
Merge Rate
6d
First Review
100%
1st-Timers
1
Maintainers
A TierGo 125

zilliztech/milvus-operator

The Kubernetes Operator of Milvus.

80.0%
Merge Rate
5h
First Review
100%
1st-Timers
6
Maintainers
A TierJava 1.3k

infinispan/infinispan

Infinispan is an open source data grid platform and highly scalable NoSQL cloud data store.

85.9%
Merge Rate
3d
First Review
85%
1st-Timers
15
Maintainers
A TierGo 45.9k 13 GFIs

milvus-io/milvus

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

71.2%
Merge Rate
18h
First Review
43%
1st-Timers
56
Maintainers
A TierRust 6.2k

RediSearch/RediSearch

A query and indexing engine for Redis, providing secondary indexing, full-text search, vector similarity search and aggregations.

79.2%
Merge Rate
2d
First Review
73%
1st-Timers
28
Maintainers
B TierC++ 258

VectorDB-NTU/RaBitQ-Library

An official lightweight library for the RaBitQ algorithm and its applications in vector search.

100.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
A TierRust 243 2 GFIs

deven96/ahnlich

Suite of tools containing an in-memory vector datastore and AI proxy

83.3%
Merge Rate
8d
First Review
100%
1st-Timers
4
Maintainers
A TierRust 9.4k 1 GFIs

databendlabs/databend

Data Agent Ready Warehouse : One for Analytics, Search, AI, Python Sandbox. — rebuilt from scratch. Unified architecture on your S3.

79.0%
Merge Rate
5d
First Review
79%
1st-Timers
19
Maintainers
A TierRust 11.3k 2 GFIs

lancedb/lancedb

Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.

67.7%
Merge Rate
13h
First Review
68%
1st-Timers
60
Maintainers
A TierC++ 15.5k 4 GFIs

alibaba/zvec

A lightweight, lightning-fast, in-process vector database

71.3%
Merge Rate
11h
First Review
44%
1st-Timers
34
Maintainers
B TierRust 171

yantrikos/yantrikdb-server

Cognitive memory database for AI agents — consolidates duplicates, detects contradictions, fades stale memories via temporal decay. Rust, Apache-2.0, ships as library / MCP server / HTTP cluster.

92.7%
Merge Rate
13d
First Review
50%
1st-Timers
0
Maintainers
A TierPython 1.6k

pixeltable/pixeltable

Unified multimodal backend for AI data apps

73.6%
Merge Rate
19h
First Review
43%
1st-Timers
10
Maintainers
A TierGo 16.8k

weaviate/weaviate

Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database​.

71.6%
Merge Rate
2d
First Review
37%
1st-Timers
28
Maintainers
B TierClojure 1.5k 1 GFIs

datalevin/datalevin

A simple, fast and versatile Datalog database

100.0%
Merge Rate
21h
First Review
100%
1st-Timers
1
Maintainers
A TierPHP 2.1k

neuron-core/neuron-ai

The Agentic Framework of the PHP ecosystem to build production-ready AI driven applications. Connect components (LLMs, Tools, vector DBs, memory) to agents that interact with your data and UI.

69.4%
Merge Rate
6h
First Review
58%
1st-Timers
17
Maintainers
B TierPython 30.3k 61 GFIs

topoteretes/cognee

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

48.6%
Merge Rate
1d
First Review
23%
1st-Timers
70
Maintainers
B TierJUJupyter Notebook 3.0k

pinecone-io/examples

Jupyter Notebooks to help you get hands-on with Pinecone vector databases

40.0%
Merge Rate
6h
First Review
50%
1st-Timers
1
Maintainers
B TierC++ 378

zilliztech/knowhere

Vector search engine inside Milvus, integrating FAISS, HNSW, DiskANN.

77.0%
Merge Rate
5d
First Review
50%
1st-Timers
14
Maintainers
B TierPython 424

redis/redis-vl-python

Redis Vector Library (RedisVL) -- the AI-native Python client for Redis.

50.0%
Merge Rate
7h
First Review
25%
1st-Timers
10
Maintainers
B TierPython 12.9k

neuml/txtai

💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows

65.4%
Merge Rate
14h
First Review
75%
1st-Timers
8
Maintainers
B TierPython 1.4k

Open-Source-Legal/OpenContracts

The open document intelligence platform for builders and hackers - DMS for the agentic world

91.8%
Merge Rate
18d
First Review
50%
1st-Timers
2
Maintainers
B TierPython 744

MaxFreedomPollard/Compartment

Encrypted, fully offline agentic memory. One click install, GUI w/ memory map, all OS and agents. Superior memory creation, storage and retrieval.

100.0%
Merge Rate
-
First Review
0%
1st-Timers
1
Maintainers
B TierJavaScript 65.4k

Mintplex-Labs/anything-llm

Stop renting your intelligence. Own it with AnythingLLM. Everything you need for a powerful local-first agent experience

61.9%
Merge Rate
2d
First Review
34%
1st-Timers
57
Maintainers
B TierTypeScript 6.3k

genkit-ai/genkit

Open-source framework for building agentic apps in JavaScript, Go, Dart, and Python, built and used in production by Google

57.8%
Merge Rate
3d
First Review
28%
1st-Timers
21
Maintainers
B TierPython 51.9k

run-llama/llama_index

LlamaIndex is the leading document agent and OCR platform

19.1%
Merge Rate
1d
First Review
13%
1st-Timers
99
Maintainers
D TierGo 252

liliang-cn/cortexdb

A pure-Go, single-file AI memory and knowledge graph library and plugin.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
Best Vector-database Open Source Repositories & C-Rank™ | GetMerged