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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

67.0%

Avg Review Latency

22.0h

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30 repositories tagged #vector-database

S TierTypeScript 3.3k

giancarloerra/SocratiCode

Enterprise-grade (40m+ LOC) codebase intelligence, zero-setup, local & private Plugin/Skill/Extension or MCP: hybrid semantic search, polyglot dependency graphs, symbol-level impact analysis & call-flow, interactive HTML viewer, cross-project & branch-aware search, DB/API/infra knowledge. 61% less tokens, 84% fewer calls, 37x faster. Cloud in beta.

84.4%
Merge Rate
2h
First Review
83%
1st-Timers
11
Maintainers
A TierMDMDX 120

surrealdb/docs.surrealdb.com

The documentation for SurrealDB, powered by Astro

76.5%
Merge Rate
2d
First Review
88%
1st-Timers
5
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.

76.3%
Merge Rate
-
First Review
79%
1st-Timers
28
Maintainers
A TierRust 245 1 GFIs

deven96/ahnlich

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

82.1%
Merge Rate
7d
First Review
100%
1st-Timers
4
Maintainers
A TierPython 2.0k 3 GFIs

doobidoo/mcp-memory-service

Open-source persistent memory for AI agent pipelines (LangGraph, CrewAI, AutoGen) and Claude. REST API + knowledge graph + autonomous consolidation.

57.3%
Merge Rate
4h
First Review
55%
1st-Timers
20
Maintainers
A TierGo 46.3k 17 GFIs

milvus-io/milvus

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

66.4%
Merge Rate
16h
First Review
44%
1st-Timers
81
Maintainers
A TierPython 1.6k

pixeltable/pixeltable

The backend agents build with - Multimodal database, orchestration, and serving in one file

62.6%
Merge Rate
12h
First Review
43%
1st-Timers
12
Maintainers
A TierJava 1.4k

infinispan/infinispan

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

81.3%
Merge Rate
-
First Review
92%
1st-Timers
18
Maintainers
A TierGo 125

zilliztech/milvus-operator

The Kubernetes Operator of Milvus.

72.2%
Merge Rate
5h
First Review
100%
1st-Timers
7
Maintainers
A TierC++ 387 1 GFIs

zilliztech/knowhere

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

73.2%
Merge Rate
4d
First Review
87%
1st-Timers
19
Maintainers
A TierPython 13.0k

neuml/txtai

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

69.1%
Merge Rate
7h
First Review
50%
1st-Timers
22
Maintainers
A TierRust 9.5k

databendlabs/databend

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

74.9%
Merge Rate
-
First Review
89%
1st-Timers
23
Maintainers
A TierC++ 16.1k 3 GFIs

alibaba/zvec

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

72.6%
Merge Rate
11h
First Review
50%
1st-Timers
34
Maintainers
A TierPython 31.9k 60 GFIs

topoteretes/cognee

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free

44.7%
Merge Rate
21h
First Review
25%
1st-Timers
200
Maintainers
A TierRust 11.7k 2 GFIs

lancedb/lancedb

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

61.5%
Merge Rate
-
First Review
61%
1st-Timers
71
Maintainers
A TierGo 16.9k

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​.

67.4%
Merge Rate
2d
First Review
50%
1st-Timers
35
Maintainers
A TierPython 1.4k

milvus-io/pymilvus

Python SDK for Milvus Vector Database

55.1%
Merge Rate
-
First Review
64%
1st-Timers
25
Maintainers
A TierC++ 162

dingodb/dingo-store

A distributed Key-Value Storage using Raft

100.0%
Merge Rate
4h
First Review
100%
1st-Timers
1
Maintainers
B TierJava 1.7k

dingodb/dingo

A multi-modal vector database that supports upserts and vector queries using unified SQL (MySQL-Compatible) on structured and unstructured data, while meeting the requirements of high concurrency and ultra-low latency.

87.5%
Merge Rate
2h
First Review
50%
1st-Timers
2
Maintainers
A TierRust 271

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.

88.2%
Merge Rate
-
First Review
100%
1st-Timers
1
Maintainers
A TierPython 802

verygoodplugins/automem

Long-term memory for AI assistants. Graph + vector store that recalls decisions, relationships, and context across sessions.

83.3%
Merge Rate
<1h
First Review
100%
1st-Timers
1
Maintainers
A TierPython 424 1 GFIs

redis/redis-vl-python

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

64.9%
Merge Rate
10h
First Review
40%
1st-Timers
14
Maintainers
A TierTypeScript 6.5k

genkit-ai/genkit

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

56.7%
Merge Rate
1d
First Review
31%
1st-Timers
37
Maintainers
A TierJava 134

zilliztech/vts

VTS is a tool designed for the transformation and transportation of vectors and unstructured data.

85.0%
Merge Rate
5d
First Review
100%
1st-Timers
1
Maintainers
A TierJavaScript 66.9k

Mintplex-Labs/anything-llm

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

55.4%
Merge Rate
2d
First Review
50%
1st-Timers
75
Maintainers
B TierGo 207

amikos-tech/chroma-go

The Go client for Chroma vector database

84.6%
Merge Rate
21h
First Review
100%
1st-Timers
1
Maintainers
B TierTypeScript 101

weaviate/typescript-client

Official Weaviate TypeScript Client

13.3%
Merge Rate
<1h
First Review
100%
1st-Timers
7
Maintainers
B TierPython 52.3k 3 GFIs

run-llama/llama_index

LlamaIndex is the document processing platform for AI

12.4%
Merge Rate
1d
First Review
13%
1st-Timers
159
Maintainers
B TierPython 1.2k

zilliztech/VectorDBBench

Benchmark for vector databases.

50.0%
Merge Rate
4h
First Review
75%
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.

50.0%
Merge Rate
<1h
First Review
100%
1st-Timers
1
Maintainers