Is this tool free to use?

Yes. Every public Alexonic tool is completely free to use with no charge.

Do I need an account?

No account is required for public tools. Some private/admin features may be separate from the public site.

Can I use this tool for work?

Yes, but verify important results before using them in production, payroll, finance, tax, or business decisions.

Do you save my tool data?

No. We do not save your tool inputs or generated results. We value customer privacy, but you should still avoid entering sensitive personal, banking, password, customer, or confidential business data into public web tools.

How can I report an issue or request a tool?

Send feedback to the developer if you see an issue, need a new tool, or require an update. We continue building and fixing each day.

TypeScriptBrowser Only

JSON to TypeScript Interface

Generate TypeScript interfaces from JSON. Paste your JSON, set the root interface name, and get clean typed definitions instantly.

Output

Result

TypeScript Interface

Generated Interface

Related tools

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JSON Formatter / Beautifier

Pretty-print JSON with readable indentation.

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JSON Minifier

Remove unnecessary whitespace from JSON.

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JSON Validator

Validate JSON syntax and show a clear status.

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JSON Escape / Unescape

Escape plain text for JSON strings or unescape back to readable text.

Help & answers

Frequently Asked Questions

Important disclaimer: Alexonic Tools is completely free to use. There is no charge, and we do not save tool inputs or generated results. We value customer privacy and keep building and fixing each day. Always verify important financial, payroll, legal, tax, business, or production-code results before relying on them. If you see an issue, need a tool, or require an update, send feedback to the developer.