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Research & Knowledge Management

Open-source AI capabilities for searching, reading, summarizing, and organizing evidence-backed knowledge.

Research & Knowledge Management Public

ragflow

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

infiniflow/ragflow
MCP ToolsKnowledge Base Q&ARetrieval Augmentation
Data and AI Pipeline Public

pathway

Data and AI pipeline project for checking inputs, outputs, state, latency, recovery, and deployment boundaries.

pathwaycom/pathway
Data pipelineAI workflowState management
Vector Retrieval and RAG Public

ruflo

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

ruvnet/ruflo
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

llama_index

LlamaIndex is the leading document agent and OCR platform

run-llama/llama_index
Vector Retrieval and RAG Public

milvus

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

milvus-io/milvus
Vector databaseRAGEmbeddings
Developer Workflow Public

siyuan

Developer workflow project for checking task state, code/agent collaboration, permissions, and delivery boundaries.

siyuan-note/siyuan
Developer workflowTask boardAgent collaboration
MCP Tool Integration Public

GitNexus

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

abhigyanpatwari/GitNexus
MCPTool callingHost configuration
Research & Knowledge Management Public

quivr

Opiniated RAG for integrating GenAI in your apps 🧠 Focus on your product rather than the RAG. Easy integration in existing products with customisation! Any LLM: GPT4, Groq, Llama. Any Vectorstore: PGVector, Faiss. Any Files. Anyway you want.

QuivrHQ/quivr
Research & Knowledge Management Public

LightRAG

[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"

HKUDS/LightRAG
Research & Knowledge Management Public

graphrag

A modular graph-based Retrieval-Augmented Generation (RAG) system

microsoft/graphrag
LLM Application Framework Public

langgraph

LLM application framework for checking model, prompt, tool, retrieval, and chain integration boundaries.

langchain-ai/langgraph
LLM appsRAGTool calling
Vector Retrieval and RAG Public

qdrant

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

qdrant/qdrant
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

chroma

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

chroma-core/chroma
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

gitleaks

Find secrets with Gitleaks 🔑

gitleaks/gitleaks
MCP Tool Integration Public

gpt-researcher

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

assafelovic/gpt-researcher
MCPTool callingHost configuration
MCP Tool Integration Public

graphiti

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

getzep/graphiti
MCPTool callingHost configuration
MCP Tool Integration Public

kotaemon

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

Cinnamon/kotaemon
MCPTool callingHost configuration
Vector Retrieval and RAG Public

haystack

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

deepset-ai/haystack
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

pandas-ai

Chat with your database or your datalake (SQL, CSV, parquet). PandasAI makes data analysis conversational using LLMs and RAG.

sinaptik-ai/pandas-ai
Self-hosted AI Workspace Public

opik

Self-hosted LLM web UI covering Docker deployment, auth, model backends, OAI/Ollama endpoints, and reverse proxy checks.

comet-ml/opik
Self-hosted LLMDocker deploymentModel backends
Vector Retrieval and RAG Public

cognee

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

topoteretes/cognee
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

weaviate

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

weaviate/weaviate
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

memvid

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

memvid/memvid
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

txtai

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

neuml/txtai
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

zvec

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

alibaba/zvec
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

openvino

OpenVINO™ is an open source toolkit for optimizing and deploying AI inference

openvinotoolkit/openvino
Research & Knowledge Management Public

paper-qa

High accuracy RAG for answering questions from scientific documents with citations

Future-House/paper-qa
MCP Tool Integration Public

PraisonAI

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

MervinPraison/PraisonAI
MCPTool callingHost configuration
Vector Retrieval and RAG Public

deep-searcher

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

zilliztech/deep-searcher
Vector databaseRAGEmbeddings
Self-hosted AI Workspace Public

R2R

Self-hosted LLM web UI covering Docker deployment, auth, model backends, OAI/Ollama endpoints, and reverse proxy checks.

SciPhi-AI/R2R
Self-hosted LLMDocker deploymentModel backends
Vector Retrieval and RAG Public

Verba

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

weaviate/Verba
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

feast

The Open Source Feature Store for AI/ML

feast-dev/feast
MCP Tool Integration Public

airweave

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

airweave-ai/airweave
MCPTool callingHost configuration
MCP Tool Integration Public

genkit

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

genkit-ai/genkit
MCPTool callingHost configuration
Research & Knowledge Management Public

minisearch

Tiny and powerful JavaScript full-text search engine for browser and Node

lucaong/minisearch
Vector Retrieval and RAG Public

pgai

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

timescale/pgai
Vector databaseRAGEmbeddings
MCP Tool Integration Public

UltraRAG

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

OpenBMB/UltraRAG
MCPTool callingHost configuration
Research & Knowledge Management Public

TaskingAI

The open source platform for AI-native application development.

TaskingAI/TaskingAI
MCP Tool Integration Public

Kiln

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

Kiln-AI/Kiln
MCPTool callingHost configuration
Vector Retrieval and RAG Public

infinity

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

infiniflow/infinity
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

ragapp

The easiest way to use Agentic RAG in any enterprise

ragapp/ragapp
Research & Knowledge Management Public

agenta

The open-source LLMOps platform: prompt playground, prompt management, LLM evaluation, and LLM observability all in one place.

Agenta-AI/agenta
Vector Retrieval and RAG Public

cozo

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

cozodb/cozo
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

tinysearch

🔍 Tiny, full-text search engine for static websites built with Rust and Wasm

tinysearch/tinysearch
Research & Knowledge Management Public

Jets.js

Native CSS search engine

NeXTs/Jets.js
Vector Retrieval and RAG Public

trieve

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

devflowinc/trieve
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

OpenKB

OpenKB: Open LLM Knowledge Base

VectifyAI/OpenKB
Self-hosted AI Workspace Public

deep-research-web-ui

Self-hosted LLM web UI covering Docker deployment, auth, model backends, OAI/Ollama endpoints, and reverse proxy checks.

AnotiaWang/deep-research-web-ui
Self-hosted LLMDocker deploymentModel backends
Vector Retrieval and RAG Public

kernel-memory

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

microsoft/kernel-memory
Vector databaseRAGEmbeddings
MCP Tool Integration Public

edgequake

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

raphaelmansuy/edgequake
MCPTool callingHost configuration
Research & Knowledge Management Public

MiniRAG

[ACL2026] "MiniRAG: Making RAG Simpler with Small and Open-Sourced Language Models"

HKUDS/MiniRAG
Vector Retrieval and RAG Public

yt-fts

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

NotJoeMartinez/yt-fts
Vector databaseRAGEmbeddings
MCP Tool Integration Public

bm25s

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

xhluca/bm25s
MCPTool callingHost configuration
Research & Knowledge Management Public

ragbuilder

A toolkit to create optimal Production-readyRetrieval Augmented Generation(RAG) setup for your data

KruxAI/ragbuilder
Vector Retrieval and RAG Public

korvus

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

postgresml/korvus
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

hyperDB

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

jdagdelen/hyperDB
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

qdrant-client

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

qdrant/qdrant-client
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

RAGxplorer

Open-source tool to visualise your RAG đź”®

gabrielchua/RAGxplorer
Vector Retrieval and RAG Public

opencode-mem

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

tickernelz/opencode-mem
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

autollm

Ship RAG based LLM web apps in seconds.

viddexa/autollm
Research & Knowledge Management Public

FlashRank

Lite & Super-fast re-ranking for your search & retrieval pipelines. Supports SoTA Listwise and Pairwise reranking based on LLMs and cross-encoders and more. Created by Prithivi Da, open for PRs & Collaborations.

PrithivirajDamodaran/FlashRank
Vector Retrieval and RAG Public

lantern

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

lanterndata/lantern
Vector databaseRAGEmbeddings
Agent SDK and Runtime Public

agent-memory

Agent SDK project for checking tool calls, state, handoffs, traces, evaluation, and permission boundaries.

neo4j-labs/agent-memory
Agent SDKTool callsHandoffs
MCP Tool Integration Public

model-compose

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

hanyeol/model-compose
MCPTool callingHost configuration
MCP Tool Integration Public

reporecall

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

proofofwork-agency/reporecall
MCPTool callingHost configuration
Vector Retrieval and RAG Public

mnemonic

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

danielmarbach/mnemonic
Vector databaseRAGEmbeddings
MCP Tool Integration Public

slm-mesh

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

qualixar/slm-mesh
MCPTool callingHost configuration
Vector Retrieval and RAG Public

zoteus

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

oscardvs/zoteus
Vector databaseRAGEmbeddings
MCP Tool Integration Public

nano-brain

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

nano-step/nano-brain
MCPTool callingHost configuration
Research & Knowledge Management Public

grainulation

The grainulation ecosystem. Structured research, decision-making, and knowledge management for AI agents.

grainulation/grainulation
Vector Retrieval and RAG Public

depthfusion

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

gregdigittal/depthfusion
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

claude-memory-kit

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

LH8PPL/claude-memory-kit
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

claude-session-continuity-mcp

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

leesgit/claude-session-continuity-mcp
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

context-vault

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

fellanH/context-vault
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

contextforge-mcp

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

alfredoizdev/contextforge-mcp
Vector databaseRAGEmbeddings
Vector Retrieval and RAG Public

local-memory-mcp

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

vheins/local-memory-mcp
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

neurostack

Index and search Markdown vaults as knowledge graphs to provide AI agents with persistent, structured long-term memory across sessions.

Abhinav1234abhinav/neurostack
Vector Retrieval and RAG Public

Localbrain

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

Tamariskwhisper962/Localbrain
Vector databaseRAGEmbeddings
Research & Knowledge Management Public

loopgain

**An open-source cost controller for AI agent loops.**

loopgain-ai/loopgain
MCP Tool Integration Public

open-knowledge

MCP tool integration project for safely connecting external tools, services, or data sources to an AI host.

inkeep/open-knowledge
MCPTool callingHost configuration
Research & Knowledge Management Public

pagecast

Preview local HTML reports, Markdown docs, and static mini apps, then publish

amal-david/pagecast
Research & Knowledge Management Public

pxpipe

**Cut Claude Code's input tokens by rendering bulky context as images — the same system prompt, tool docs, and history, in a fraction of the tokens.**

teamchong/pxpipe
Vector Retrieval and RAG Public

searchlane

Vector retrieval project for checking embedding storage, query semantics, RAG integration, data boundaries, and rollback.

talocode/searchlane
Vector databaseRAGEmbeddings