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OneTabTools
Browser-based tools for everyday use
All processing is done locally — nothing leaves your browser.
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PDF Tools
Merge multiple PDFs or split a PDF into individual pages — all in the browser.
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Text Tools
JSON / YAML / TOML converter, Markdown preview, Base64, URL encode/decode, timestamps, CSV, and more.
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QR Code
Generate QR codes from URLs, text, or any data. Download as PNG.