Visio est particulièrement génial.

Mais avez-vous envisagé ces alternatives open source ?

Elles sont gratuites, auto-hébergeables et communautaires.

Vérifiez par vous-même : Excalidraw  Excalidraw , diagrams.net  Draw.io ,  D2 , LibreOffice  LibreOffice .

  1. Excalidraw Excalidraw aussi

    Tableau blanc pour dessiner des diagrammes

    ★ 96.2K Diagram Whiteboard License: MIT

    Un tableau blanc virtuel open source avec un style dessiné à la main. Collaboratif et chiffré de bout en bout.

    preview

  2. diagrams.net Draw.io aussi

    JavaScript, client-side editor for general diagramming

    ★ 53.5K Diagram License: Apache-2.0

    Browser-based diagramming components and applications.

    preview

  3. D2 aussi

    Turn text into diagrams

    ★ 20.1K Diagram License: MPL-2.0

    A modern diagram scripting language that turns text to diagrams.

    preview

  4. LibreOffice LibreOffice aussi

    Office suite

    ★ 3K Office suite License: MPL-2.0

    LibreOffice is an integrated office suite based on copyleft licenses and compatible with most document formats and standards. Libreoffice is backed by The Document Foundation, which represents a large independent community of enterprises, developers and other volunteers moved by the common goal of bringing to the market the best software for personal productivity. LibreOffice is open source, and free to download, use and distribute.