Developers and technical users need to quickly visualize structured data (API examples, configs, code blocks) as diagrams without copying content to a separate tool.

User selects text or views a code block → Extension detects structured format (JSON/YAML/CSV/XML/Mermaid) → User clicks 'Open with ToDiagram' (via context menu or inline button) → Content is sent to todiagram.com/editor → User edits and generates a diagram in the ToDiagram web editor.

Target users: Developers / Technical writers / API documentation authors / Data analysts

Cannot confirm whether todiagram.com requires login without live browser testing; the extension code itself does not handle authentication.
Cannot determine if the destination service has paid tiers that affect the user experience, as the extension does not implement any billing logic.

Monetization

No paid features detected

The extension code contains no references to payment, subscription, billing, upgrade, or premium features. The keyword 'pro' found in static analysis was a false positive from the verified_contents.json (treehash metadata) and unrelated code fragments. The extension simply sends content to the ToDiagram editor without gating any features.

Confidence: 95
Payment platform: --
Source: AI / High
Login required: Yes
Reason: The extension's entire workflow consists of sending content to the ToDiagram Editor at todiagram.com/editor. The extension itself has no login mechanism, but the destination service (ToDiagram Editor) is a web application that typically requires an account to save, manage, or fully utilize generated diagrams. The extension passes content via URL parameters and chrome.storage.session to the editor, implying the editor handles the user context. Without a destination account, the core workflow of saving/editing diagrams is likely blocked.

Permission risk

Medium-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

扩展能力较强：scripting、activeTab、storage

Publisher

ToDiagram

Independent publisher

Email: [email protected]
Phone: +905426782309
Address: --

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Permissions

Host access