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Diagraw vs OnlineWhiteboard.org

Both stand on online whiteboard tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Diagraw

Free plan Web

Diagraw combines open-ended diagramming, guest collaboration, format conversion, and an AI drafting assistant. The free plan is practical for limited projects, while Pro expands storage, sharing duration, and cloud-icon access.

Visit Diagraw

OnlineWhiteboard.org

Free plan AndroidiPhoneMac+2

OnlineWhiteboard.org offers a broad set of whiteboard tools and several export options at no charge. Its key limitation is session persistence: save your work before closing or refreshing the tab.

Visit OnlineWhiteboard.org

The facts

DiagrawOnlineWhiteboard.org
Free planYesYes
Open sourceNot publishedNot published
Runs onWebAndroid, iPhone, Mac, Web, Windows
Lowest paid planDiagraw Pro: €6 a monthFree or on request
Plans published21
MakerNot publishedNot published
Websitediagraw.comonlinewhiteboard.org
On online whiteboard tools#26 of 56#22 of 56

Diagraw: what it does well

  • Infinite canvas for diagrams and whiteboard work
  • Guests can collaborate without accounts
  • Imports and exports Mermaid and Miro boards
  • Exports PNG, SVG, and PDF files
  • Includes live cursors, presence, and comments

What to know first

  • Free plan is limited to 25 saved diagrams
  • Free tier limits Lyra requests
  • Only five icons per cloud are free
  • Free shared sessions last seven days

OnlineWhiteboard.org: what it does well

  • Includes drawing, diagramming, and annotation tools.
  • Boards can be exported as PNG or PDF.
  • Exports have no watermark.
  • No account or subscription is required.
  • Board content stays in the browser during normal use.

What to know first

  • Session data clears when the browser tab closes.
  • Save work before refreshing or closing the tab.
  • The privacy policy makes no specific regulatory compliance claim.
  • Hosting infrastructure may collect standard server logs.

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