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zerodatatools

zerodatatools

Free browser utilities. No account. No server. Ever.

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Free browser tools for developers and AI practitioners. No account. No backend. No data leaves your device. Three tools live now: - Prompt Constructor — block-based LLM system prompt builder, export as Markdown/XML/plain text - Data Converter — CSV, JSON, Excel conversion, fully local - MCP Scaffold Generator — TypeScript, Python (FastMCP), or SKILL.md boilerplate Single HTML file. Works offline.

zerodatatools makers

Here are the founders, developers, designers and product people who worked on zerodatatools

Zero Data ToolsBuilding zero-data tools for developers
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