All European SaaS

Moqups

Project Management

EU Based

Moqups is an online collaboration platform for creating wireframes, mockups, diagrams, flowcharts, and prototypes. It supports real-time teamwork and serves both designers and non-designers across product and project management workflows.

HedgeDoc is an open-source, self-hostable collaborative markdown editor forked from CodiMD. Teams can simultaneously edit notes, diagrams, and presentations by simply sharing a link—no account needed.

Mermaid

Developer Tools

EU Based

Mermaid is an open-source diagramming and charting tool that uses a simple Markdown-like syntax to generate diagrams such as flowcharts, sequence diagrams, Gantt charts, and more directly in the browser.

Mindomo is an online mind mapping and concept mapping tool for brainstorming, planning and collaboration. It supports diagrams, outlines, real-time teamwork and integrates with Google Drive and Microsoft Office.

Yed

Developer Tools

EU Based

yEd is a powerful desktop application for creating, editing, and analyzing diagrams and graphs. It supports automatic layout algorithms and handles large datasets efficiently. Users can create flowcharts, UML diagrams, network maps, and more.

Excalidraw

Developer Tools

EU Based

Excalidraw is an open-source virtual whiteboard tool for sketching diagrams with a hand-drawn style. It supports real-time collaboration, end-to-end encryption, and exports to various formats.

A web-based graphical editor for creating commutative and pasting diagrams with an intuitive interface. Supports mouse and keyboard input, and exports high-quality diagrams to LaTeX via tikz-cd with embedded links for easy sharing and editing.

Diagramly

Developer Tools

EU Mentions

A free, browser-based diagramming tool for creating flowcharts, network diagrams, org charts, and more. Works offline and integrates with Google Drive, GitHub, and other platforms. No login required.