Graph GitHub Repositories (2026) · Open Source Tools

A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV

Build Real-Time Knowledge Graphs for AI Agents

The Governance Platform for Agents, Knowledge, and Context

RuVector provides High Performance, Real-Time decisions and agent memory , Self-Learning Ai, Vector GNN DB built in Rust.

React Flow | Svelte Flow - Powerful open source libraries for building node-based UIs with React (https://reactflow.dev) or Svelte (https://svelteflow.dev). Ready out-of-the-box and infinitely customizable.

the open-source Context/Knowledge Layer Database

📈 A small, fast chart for time series, lines, areas, ohlc & bars

React-based web application that enables users to visualize both property graph and RDF data and explore connections between data without having to write graph queries.

Apache TinkerPop - a graph computing framework

A general-purpose lightweight C++ graph library

Nimble Terminal Charts for the Golang BubbleTea framework and your TUIs

A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)

Microsoft Graph Skill for Agents

ARGI [/ˈɑːr.dʒiː/]: Agent Runtime and Graph Intelligence 🚀

SmuView is a GUI for sigrok that supports power supplies, electronic loads and all sorts of measurement devices like multimeters, LCR meters and so on.

The missing pieces for Unreal's PCG. Graph theory, advanced pathfinding, spatial ops, filtering, asset management, and more.

PyGraphistry is a Python library to quickly load, shape, embed, and explore big graphs with the GPU-accelerated Graphistry visual graph analyzer

FlowGram is an extensible workflow development framework with built-in canvas, form, variable, and materials that helps developers build AI workflow platforms faster and simpler.

LadybugDB a graph database

Embedded graph memory for AI agents, mobile apps, and the browser.