This is an independent community resource about Dia. We are not affiliated with the GNOME Dia project. How to Draw Sequence Diagrams in Dia A sequence diagram shows how objects interact over time: participants across the top, time flowing downward, and messages as horizontal arrows between lifelines. Dia’s UML sheet is strongest for class diagrams…
Dia Tutorials · Custom Shapes · Updated October 2026 About this guide: This is an independent community resource for Dia users. We are not affiliated with the GNOME project or the Dia developers. Dia is free, open-source software released under the GNU GPL. Dia ships with a solid set of built-in shape libraries — but…
Dia Tutorials · Export · Updated October 2026 About this guide: This is an independent community resource for Dia users. We are not affiliated with the GNOME project or the Dia developers. Dia is free, open-source software released under the GNU GPL. A diagram is only as good as its export. Blurry PNGs in a…
Dia Tutorials · ER Diagrams · Updated October 2026 About this guide: This is an independent community resource for Dia users. We are not affiliated with the GNOME project or the Dia developers. Dia is free, open-source software released under the GNU GPL. Entity-Relationship (ER) diagrams are the standard way to design and document relational…
Dia Tutorials · Network Diagrams · Updated October 2026 About this guide: This is an independent community resource for Dia users. We are not affiliated with the GNOME project or the Dia developers. Dia is free, open-source software released under the GNU GPL. Network diagrams — LAN layouts, data-center maps, home-lab topologies — are a…
Dia Tutorials · Flowcharts · Updated October 2026 About this guide: This is an independent community resource for Dia users. We are not affiliated with the GNOME project or the Dia developers. Dia is free, open-source software released under the GNU GPL. Flowcharts are one of the most common things people draw in Dia —…
Dia Tutorials · UML · Updated October 2026 About this guide: This is an independent community resource for Dia users. We are not affiliated with the GNOME project or the Dia developers. Dia is free, open-source software released under the GNU GPL. Dia is one of the most practical free tools for drawing UML class…
