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Free browser utilities for formatting JSON, decoding JWTs, testing regex, generating UUIDs, checking Base64 payloads, and creating SEO meta tags. Built for quick debugging, frontend QA, auth checks, and everyday shipping workflows.
Format, validate, and prettify JSON with copy-ready output.
Generate strong random passwords with entropy and character controls.
Test patterns with flags and see exact match segments live.
Generate SEO, Open Graph, and Twitter tags with preview.
Format, validate, and prettify JSON with copy-ready output.
Convert plain text and Base64 values quickly for debugging and payload checks.
Generate SHA-256 and MD5 hashes instantly in the browser.
Create RFC-compliant UUIDs for records, fixtures, and IDs.
Generate strong random passwords with entropy and character controls.
Decode JWT header and payload for token inspection workflows.
Test patterns with flags and see exact match segments live.
Compare two versions of text and review changes line-by-line.
Generate SEO, Open Graph, and Twitter tags with preview.
Bundle multiple files into one ZIP archive directly in browser.
Convert Unix epoch timestamps to readable date-time and back.
Start with the fastest fix for the data or payload in front of you
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