Tools
All tools run locally in your browser. No files are uploaded or stored.
Categories
Encode and decode Base64 strings locally
developer
Convert text between upper, lower, title, and sentence case
text
Build cron expressions with a simple UI
developer
Create CSS box-shadow values visually
web
Create linear and radial CSS gradients
web
Calculate the number of days between two dates
utility
Compare two texts and highlight differences
text
Extract email addresses from text
text
Extract selected pages into a new PDF file
Generate hashes like SHA-256 for text input
security
Encode and decode HTML entities
developer
Compress JPG, PNG, WEBP images locally in your browser
image
Convert images between JPG, PNG, and WEBP formats
image
Crop images to a selected area
image
Resize images to specific dimensions locally
image
Convert an image into a Base64 data URL
image
Calculate subnet masks, CIDR ranges, and IP counts
developer
Format and validate JSON data
developer
Convert JSON into TypeScript type definitions
developer
Generate placeholder text for designs and mockups
text
Merge multiple PDF files into one document
Generate common SEO meta tags for a page
web
Convert numbers between binary, decimal, and hexadecimal
developer
Generate strong passwords locally
security
Calculate percentages quickly (increase, decrease, ratio)
utility
Generate QR codes for text or URLs
utility
Generate random strings for testing and placeholders
text
Test regular expressions against sample text
developer
Remove duplicate lines while preserving the original order
text
Delete selected pages from a PDF file
Convert text into a URL-friendly slug
text
Sort lines alphabetically (A→Z or Z→A)
text
Split PDF into individual pages or ranges
Format SQL queries for readability
developer
Convert SVG files to PNG images
image
Trim whitespace from the start and end of each line
text
Convert between common units of measurement
utility
Encode and decode URL components safely
developer
Generate UUID v4 identifiers
developer
Count words, characters, and lines in text
text