At a glance

Draw.io (diagrams.net) tldraw
Best for Anyone wanting free, full-featured diagramming Developers wanting an embeddable whiteboard canvas
Starting price Free Free
Free tier
Open source
Free tier available
Open source
Confluence Plugin
Embeddable
Free
Many Shapes
Multiplayer
No Account
Open Source
SDK

Draw.io (diagrams.net)

Strengths

  • Open source and transparent
  • Includes Free as a core feature, purpose-built for diagramming workflows
  • Fully open-source — you can self-host, audit the code, and avoid vendor lock-in
  • The core product is free with no paywalled essentials

Weaknesses

  • May lack some advanced features
  • Self-hosting is free but requires server maintenance and DevOps knowledge
  • Fewer built-in features means you may need additional tools to cover gaps
  • Ecosystem of third-party integrations is smaller than the market leaders in diagramming

tldraw

Strengths

  • Open source and transparent
  • Open-source codebase gives you full transparency and community-driven development
  • Fully open-source — you can self-host, audit the code, and avoid vendor lock-in
  • The core product is free with no paywalled essentials

Weaknesses

  • May lack some advanced features
  • Self-hosting is free but requires server maintenance and DevOps knowledge
  • Fewer built-in features means you may need additional tools to cover gaps
  • Ecosystem of third-party integrations is smaller than the market leaders in diagramming

The bottom line

Pricing: Both Draw.io (diagrams.net) and tldraw are free, so this decision comes down to features and philosophy rather than budget.

Feature gaps: Draw.io (diagrams.net) offers Confluence Plugin, Free and Many Shapes that tldraw lacks. tldraw brings Embeddable, Multiplayer and Open Source that Draw.io (diagrams.net) does not have.

Team fit: Both tools target any size teams, so the decision hinges on features and workflow fit rather than scale.

Open source: Both Draw.io (diagrams.net) and tldraw are open source, so self-hosting and code audits are on the table with either choice.

Where each tool shines: Draw.io (diagrams.net)'s biggest strengths are: open source and transparent. includes free as a core feature, purpose-built for diagramming workflows. tldraw's biggest strengths are: open source and transparent. open-source codebase gives you full transparency and community-driven development.

Watch out for: With Draw.io (diagrams.net), users commonly note that may lack some advanced features. With tldraw, the main complaint is that may lack some advanced features.

Choose Draw.io (diagrams.net) if...

  • You need a tool built for anyone wanting free, full-featured diagramming
  • You specifically need Confluence Plugin and Free
  • You care about includes free as a core feature, purpose-built for diagramming workflows

Choose tldraw if...

  • Your profile matches its sweet spot: developers wanting an embeddable whiteboard canvas
  • You specifically need Embeddable and Multiplayer
  • You care about open-source codebase gives you full transparency and community-driven development

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