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#knowledge-graph

Open source repositories tagged with #knowledge-graph, ranked by health score.

banq
banq/jivejdon
Java
91
health

Jivejdon is a chain notebook with DDD/CQRS/Clean architecture

586
doobidoo
doobidoo/mcp-memory-service
Python
90
health

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

1.9k
Lum1104
Lum1104/Understand-Anything
TypeScript
89
health

Graphs that teach > graphs that impress. Turn any code into an interactive knowledge graph you can explore, search, and ask questions about. Works with Claude Code, Codex, Cursor, Copilot, Gemini CLI, and more.

22.7k
pipeshub-ai
pipeshub-ai/pipeshub-ai
Python
89
health

PipesHub is a fully extensible and explainable workplace AI platform for enterprise search and workflow automation

2.9k
cocoindex-io
cocoindex-io/cocoindex
Python
89
health

Incremental engine for long horizon agents 🌟 Star if you like it!

10.0k
topoteretes
topoteretes/cognee
Python
89
health

Memory control plane for AI Agents in 6 lines of code

17.5k
iwe-org
iwe-org/iwe
Rust
88
health

Markdown memory system for you and your AI agent

1.1k
colliery-io
colliery-io/graphqlite
C
88
health

A SQLite extension that adds graph database capabilities with Cypher query language support and built-in graph algorithms.

345
trvon
trvon/yams
C++
88
health

Persistent memory for LLMs and apps. Content-addressed storage with dedupe, compression, full-text and vector search.

373
GitJournal
GitJournal/GitJournal
Dart
85
health

Mobile first Note Taking integrated with Git

4.2k
benmaster82
benmaster82/Kwipu
Python
83
health

Ask questions across your Markdown notes using a fully local Graph RAG engine. Built for Obsidian vaults, works with any folder of Markdown files. Extracts entity-relation triples from wikilinks & YAML frontmatter, retrieves answers via hybrid search (vector + BM25 + temporal). Multilingual. No cloud. Runs on Ollama.

82