ToolZip
28+ free browser-based developer tools no server calls
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Abdullah Al Jahid

ToolZip - 28+ free browser-based developer tools no server calls

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28+ free online tools: JSON formatter, regex tester, password generator, QR code maker, Base64 encoder, color converter, and more. Fast, private, 100% browser-based. No sign-up required.

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Abdullah Al Jahid
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Free online developer tools that run 100% in your browser. JSON formatter & validator, regex tester with plain-English explanations, Base64 encoder/decoder, color converter with WCAG contrast checker, UUID/ULID generator, cron expression builder, hash generator (MD5/SHA-256/SHA-512), password generator, QR code maker, image format converter, and 25+ more. All tools are client-side your data never leaves your machine. No account required, no ads, no tracking.