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lightweight, client-only calendar web application. All data persists in the URL hash for instant sharing, No backend required. Optional AES-GCM password protection keeps shared links locked without a server
Hash CalendarClient-only calendar, data in URL hash
Spreadsheet is a lightweight, "zero-backend" web app for instant data sharing. Launched in Dec 2025, it stores all data in the URL hash—no database needed. Just copy the link to share your work. Built with vanilla JS and CSS Grid, it’s a fast, framework-free tool that works entirely offline, prioritizing portability and simplicity for quick spreadsheet tasks.
https://spreadsheetlive.netlify.app/
Spreadsheet Zero-backend spreadsheets. The data is the URL.