OpenAltFinder

Best Open Source Data Visualization in 2026

Tools for creating interactive charts, graphs, dashboards, and visual representations of complex datasets.

2 open source data visualization — ranked by GitHub stars. Browse all

Draw.io

Draw.io

draw.io is a JavaScript, client-side editor for general diagramming.

Alternative to:
MiroMiro
ExcaliDash

ExcaliDash

A self hosted dashboard and organizer for Excalidraw with live collaboration.

Alternative to:
MiroMiro