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Format, convert, encode, and generate — everything runs locally in your browser. No sign-up, no uploads, no tracking.
Format, validate, beautify, and minify JSON online in your browser.
Convert CSS pixels to rem units with a customizable root font size.
Convert JSON data to YAML or CSV format directly in your browser.
Generate customizable glassmorphism CSS with live visual preview.
Generate and customize CSS box shadows with live preview and copy-ready code.
Estimate LLM token counts for prompts and text with a local browser tool.
Detect and remove zero-width and hidden Unicode characters from text.
Decode JWT headers and payloads locally without sending tokens to a server.
Generate secure passwords and UUID v4 identifiers with browser cryptography.
Convert PNG, JPG, WebP, and SVG images locally using browser Canvas APIs.
Encode and decode URL strings and Base64 text locally in your browser.
Test regular expressions with live matches, flags, and instant feedback.
Convert text between sentence case, title case, lowercase, and uppercase styles.
Convert HEX colors to RGB and generate copy-ready CSS color values.
Encode special characters as HTML entities for safer markup and text handling.
Create reusable structured prompts for AI and LLM workflows.
Convert many images at once to PNG, JPG, or WebP and download them as a ZIP.
Shrink image file sizes with quality and resize controls, right in your browser.
Convert iPhone HEIC/HEIF photos to JPG, PNG, or WebP locally.
Convert images to and from the modern AVIF format in your browser.
Encode any image as a Base64 data URI for embedding in CSS or HTML.
Strip hidden location and device metadata from photos before sharing.
Minify SVG markup by removing comments, whitespace, and editor cruft.
Turn one image into a multi-size favicon.ico plus PNG icons.
Yes. Every tool is free to use with no limits, no sign-up, and no paid tiers.