Show HN: NgDiagram: open-source graph and diagramming library for Angular

ngDiagram is an open-source Angular library for building graphs and diagramming solutions.

It lets you design any diagram interface – e.g., node-based editors, flow charts, network and schematic diagrams – with draggable nodes, customizable connections, and groups. Built for Angular using signals for performance, with vast look & feel customization options with Angular templates. Supports Angular 18+ versions.

We've been developing it for several months and now have a stable version ready for testing. We'll be happy to hear your feedback, feature suggestions, and issue submissions.