DevsTools

All-in-one free web toolbox: JSON, UUID, hash, QR, more

What it does

DevsTools is a free, no-login toolbox with 27+ developer utilities in one place. Format/validate JSON, encode/decode Base64, generate UUIDs, build QR codes, run regex tests, and create MD5/SHA hashes—fast and client-side, so your data never leaves the browser. Built for speed with a clean UI, works on desktop/mobile, and new tools are added regularly to cover daily dev needs

Does a similar job

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