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JWT Decoder
Decode JWT header and payload locally without verifying the signature.
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Lightweight browser-based developer utilities for JSON, URLs, Base64, UUIDs, timestamps, colors, gradients, regex, and code cleanup.
19 tools available
Fast, polished utilities from this category.
Decode JWT header and payload locally without verifying the signature.
Generate responsive CSS clamp() values for fluid font sizes.
Generate CSS flexbox layout snippets with live preview controls.
Search within this category and open any live utility.
Pick a color and convert HEX, RGB, and HSL values.
Create CSS linear gradients with live preview.
Lightly format or minify JavaScript snippets.
Format, minify, and validate JSON with clean error messages.
Generate one or many browser-safe UUIDs.
Encode plain text to Base64 or decode Base64 back to text.
Test regular expressions and list matches safely.
Convert Unix timestamps to dates and dates back to Unix time.
Encode or decode URL-safe strings instantly.
Generate responsive CSS clamp() values for fluid font sizes.
Decode JWT header and payload locally without verifying the signature.
Create CSS box-shadow values with offset, blur, spread, color, opacity, and inset controls.
Format or minify small CSS snippets.
Generate simple CSS grid templates with columns, rows, gap, and preview.
Generate CSS flexbox layout snippets with live preview controls.
Encode and decode HTML entities for snippets, text, and safe display.
Format or minify small HTML snippets without a heavy dependency.
Lightly remove comments and whitespace from JavaScript snippets.
Create a QR code from text or a URL and download it as PNG.